How To Use Reagent In A Sentence

Investigating extraction method with organic reagent, we use adsorb resin column to extract soybean saponin.
The segments differ from each other as regards refraction and in their behavior toward coloring reagents; the inner segment is stained by carmine, iodine, etc.; the outer segment is not stained by these reagents, but is colored yellowish brown by osmic acid. X. The Organs of the Senses and the Common Integument. 1c. 1. The Tunics of the Eye
This method resulted in an almost instant purification of molecules, using filtration to separate the chemical reagents from the products.
The new buret design allows automatic reagent exchange quickly and efficiently. ThomasNet News - Today's New Product News
But usually, thereâ€ ™ s a trick to itâ€ powder or liquid breathed from the mouth, or a chemical reagent to reacts with carbon dioxide. 365 tomorrows » 2007 » October : A New Free Flash Fiction SciFi Story Every Day

Special liquid reagents or tablets are added to a sample of aquarium water.
In this reagent also the China silk dissolved, and the Tussah silk as well as the lustra-celluloses underwent no appreciable change. Researches on Cellulose 1895-1900
The binding of analyte to an immobilized probe is detected via a detection reagent labeled with the third fluorochrome. The Scientist
It is used as a laboratory reagent and acid-base indicator and has been used in over-the-counter laxative preparations.
The samples from the above were reacted with Greiss reagent (1% sulfanilamide, 2% H 3 PO 4 and 0.1% naphthylethylenediamine dihydrochloride).
A tubule stained to show the pink basement membrane underlying the base of the simple cuboidal epithelium. Stained with periodic acid Schiff reagent (PAS), which stains mucopolysaccharides.
Ozone is a strong electrophilic reagent which can attack the double bond found in alkenes.
_Millon's reagent_, at the boiling solution, colours the natural silks violet: the lustra-celluloses give no reaction. Researches on Cellulose 1895-1900
They found that the lead catalyst was effective in reacting the well known Si-containing reagent Danishefsky's diene with various aldehydes to produce dihydropyrone hetero-cycles.
In doubtful cases microchemical reagents can be employed, using Professor Attfield's "Chemistry" as a guide. Scientific American Supplement, No. 611, September 17, 1887
All Reagent grade tetrahydrofuran (THF) and diethyl ether (Et2O) were distilled under nitrogen over sodium benzophenone ketyl. Next Big Future
All other reagents were of analytical grade and aqueous solutions were made up with distilled water.
They react only weakly to chemical reagents which produce strong dilation in the tongue, and while very slight mechanical irritation can cause some dilation, as a rule they contract when the excitation is stronger. August Krogh - Nobel Lecture
The results provide the cytological basis of promoting adventitious root formation after GL - reagent treatment.
The system consists of a compact, 5.1 kilogram (11.2 pounds), portable analyzer and a series of single-use plastic discs, called reagent discs that contain all the chemicals required to perform a panel of up to 13 tests on veterinary patients and 14 tests on human patients. Investorideas.com newswire stock news, financial news, investment news and industry news in leading sectors including cleantech, energy, water and more
All chemicals and reagents were of the highest purity available.
According to the characteristics of copper sulphide ore, the mineral processing flow-sheet and new reagent system were investigated and adjusted.
The samples from the above were reacted with Greiss reagent (1% sulfanilamide, 2% H 3 PO 4 and 0.1% naphthylethylenediamine dihydrochloride).
Especially problematic is the regulation of dosages of reagent additives used for the noncontinuous, low-recovery flotation processes. Chapter 20
Nitrate was analysed in the same material using salicylic acid as a reagent.
serious difficulties were encountered in obtaining a pure reagent
The system consists of a compact, 5.1 kilogram 11.2 pounds, portable analyzer and a series of single-use plastic discs, called reagent discs that contain all the chemicals required to perform a panel of up to 13 tests on veterinary patients and 14 tests on human patients. Abaxis, Inc. Announces New 10-Year Contract to Supply BD with Patented Orbos® Reagent Beads - Yahoo! Finance
The binding of analyte to an immobilized probe is detected via a detection reagent labeled with the third fluorochrome. The Scientist
The cell samples were treated with FcR-blocking reagent (Miltenyi Biotec) for 10 minutes, stained with the fluorochrome-conjugated antibodies for 30 minutes, and washed three times with PBS/10% FCS. PLoS ONE Alerts: New Articles
Appear afore - mentioned problems, can superintend a branch to complain to food medicines and chemical reagents.
Two tests are suggested by Golodetz (1) the addition of one or two drops of a reagent consisting of five parts of concentrated sulphuric acid and three parts of formaldehyde solution, which colours cholesterol a blackish-brown, and (2) the addition of one drop of 30 per cent. formaldehyde solution to a solution of the substance in trichloracetic acid, when with cholesterol an intense blue coloration is produced. The Handbook of Soap Manufacture
Rather, simply being able to begin to express reactions as mathematical entities with a view to balancing the various reagents impelled chemistry forward.
Adopting boric acid solution, especially for micro - determination, we should adjust pH to 10.0±0.5 before putting color reagent.
More to the point, it has facilitated many reactions that depend upon acetic acid as a reagent or solvent.
The reagents and slides are bar-coded to optimize workflow efficiency. The Scientist
Wijs 'iodine reagent is made by dissolving 13 grammes iodine in 1 litre of glacial acetic acid and passing chlorine into the solution until the iodine is all converted into iodine monochloride. The Handbook of Soap Manufacture
Other techniques involve the high temperature fusion of powdered inorganic reagent and the rock.
If the red color is due to magenta, it is destroyed by both these reagents, while hydrocholoric acid does not decolorize the solutions of archil and cudbear, and ammonia turns their red color to a purple violet. Scientific American Supplement, No. 385, May 19, 1883
It should be further stated that this chemical known as Sanger's reagent is highly toxic, it is also a vesicant and cancer suspect agent, proper handling procedure should be strictly followed.
Glucose is catalyzed to form gluconic acid by the glucose dehydrogenase or glucose oxidase reagent.
Calcium is determined using a variety of other reagents and most reliably by using atomic absorption spectrophotometry.
The system consists of a compact, 5.1 kilogram (11.2 pounds), portable analyzer and a series of single-use plastic discs, called reagent discs that contain all the chemicals required to perform a panel of up to 13 tests on veterinary patients and 14 Abaxis Reports Financial Performance with Record Sales for the Second Quarter of Fiscal 2011 - Yahoo! Finance
Implement Reagent and volumetric solution preparation as relative SOP.
For example, if equimolar amounts of benzene and ethylbenzene are treated with a small amount of nitric acid (a nitrating reagent) about 25 times more nitroethylbenzene is produced than nitrobenzene.
The secretory four-celled head showed up in the developing stage, becoming stained fluorescent orange with the Naturstoffreagent A which indicated flavones.
The adhesive was first tested to determine that it was not alcohol soluble and did not contain chemicals that would react with the vanillin reagent used to visualize terpenes in the chromatograms of the isolated trichome samples.
Dry-cleaning reagents contain petroleum or tetrachloroethylene, highly volatile chemicals with distinctive odours.
Esters can be used to manufacture tertiary alcohols by using a Grignard reagent.
Haematoxylin gives a bright blue colour and is suitable for visual comparisons, but the colour of the reagent prevents spectrophotometry.
At present, the study and application of the triazene reagents have extended from the domain of traditional inorganic analysis to the life active substance and environment contamination analysis.
Objective To eliminate the interference of the reagent residual contamination for serum total bile acid ( TBA ) measurement.
In a few minutes the gastric reagent, an acid solution of the gastric protein ferment, begins to exude from the walls of the stomach. Ivan Pavlov - Nobel Lecture
Methyl lithium is very reactive and acts as a nucleophilic methylating reagent to electrophilic functional groups, such as ketones.
Pistia, a free-floating aquatic plant, was used because it produces an abundance of Ca oxalate crystals and rapidly assimilates reagents provided in liquid growth media.
Using acrylonitrile as the starting reagent, 2 - chloroacrylonitrile was prepared reaction stepsincluding catalytic chlorination, clean - up, and distillation.
Proteome Sciences and Thermo Fisher Scientific have already been working together following the licensing of Proteome Sciences' isobaric mass tagging reagents. Laboratorytalk - laboratory industry news
In simple additions, the carbonyl compounds can behave as both Lewis acids and Lewis bases depending on what reagents are present.
The reagent is first reacted with borane (BH3) which can then reduce a carbonyl group to an alcohol. The Nobel Prize in Chemistry 1990
As pointed out by Mr.B. J. B.rnett (see Introduction), many photographic processes can be devised by basing them upon the various chemical changes, of which uranous oxide, reduced by light from the uranic nitrate or sulphate, is susceptible by means of metallic or organic reagents. Photographic Reproduction Processes
In the experiments where a burette is used for measuring reagents, the burette is first filled with the reagent by means of a funnel. Human Foods and Their Nutritive Value
The cysTMT Reagents label only free sulfhydryl groups on cysteine residues, in contrast to the amine-reactive TMT® Reagents. BioSpace.com Featured News and Stories
If the red color is due to magenta, it is destroyed by both these reagents, while hydrocholoric acid does not decolorize the solutions of archil and cudbear, and ammonia turns their red color to a purple violet. Scientific American Supplement, No. 385, May 19, 1883
Objective To test the calibration bias and matrix effects of cholesterol reagents.
In a few minutes the gastric reagent, an acid solution of the gastric protein ferment, begins to exude from the walls of the stomach. Ivan Pavlov - Nobel Lecture
Synthetic small interfering RNA molecules can be introduced into cells by using reagents such as cationic lipids to promote uptake across the cell membrane.
Appropriate negative and reagent controls were run by incubating nontumor tissue specimens, usually muscle, from surrounding areas of 15 tumor samples and human testis tissues with the probe or no probe, respectively.
Four sets of reagents (CP-I, CP-II, CP-III and CP - IV) comprising latex beads coated with polyvalent immune sera to 17 serotypes of heat resistant CPA were used in the study.
It will hence be abundantly clear again that a special problem of chemical kinetics is involved in the special case of these catalyses and that until a way has been found whereby a rate of chemical reaction can generally be calculated in advance as a function of the chemical nature of the reagents and perhaps of the special form of the reaction equation, the catalysis problem cannot satisfactorily be answered. Wilhelm Ostwald - Nobel Lecture
Agglutination reaction was carried out using the reagents with the stool supernatants.
Mattinson's idea was to first heat or anneal the zircons, sealing off the least damaged areas of the crystal, then using a strong reagent, hydrofluoric acid, to eat away the heavily damaged areas.
In the reaction shown below only one of the mirror image forms of a Corey-reagent is used. The Nobel Prize in Chemistry 1990
-- Among minor reagents suggested as purifying substances for acetylene may be mentioned potassium permanganate, barium peroxide, potassium bichromate, sodium plumbate and arsenious oxide. Acetylene, the Principles of Its Generation and Use
The second deoxygenating step requires a nucleophilic tervalent phosphorus reagent, which attacks at thenitroso oxygen with the probable formation of intermedi-ate 6.
I used a reagent that is extremely sensitive, namely leucocytosis. Charles Richet - Nobel Lecture
His most important and surprising discovery was what has become known as Tebbe's reagent, a species made through the reaction of titanocene dichloride with trimethylaluminum. Richard R. Schrock - Autobiography
All the reagents were of the highest quality available and deionized double-distilled water was used throughout the experiments.
_ -- (1) Wagner's reagent (iodine dissolved in a solution of potassium iodide) yields a reddish-brown precipitate; (2) Mayer's reagent (potassio-mercuric iodide) gives a yellowish-white precipitate; (3) phospho-molybdic acid gives a yellow precipitate; (4) platinic chloride, a brown precipitate; (5) tannic acid, etc. Aids to Forensic Medicine and Toxicology
Treatment with the histidine modifying reagent DEPC largely mimics the effects of low pH i.
Addition reactions of electrophilic reagents to the alkene double bond (yielding substituted alkenes) are the most typical.
Mix the diphenylamine reagent, as above, and split it into two aliquots before adding the acetaldehyde.
Aqua regia is basically a mixture of nitric and hydrochloric acids, and it is one of the few chemical reagents potent enough to corrode gold.
Total free amino acids in the leaf extracts and in the phloem exudate were analysed with the ninhydrin reagent.
Ozone is a strong electrophilic reagent which can attack the double bond found in alkenes.
These reagents, as well as reference procedures for specialized diagnostic and molecular epidemiologic approaches, are usually not produced commercially.
This kit contains the necessary reagents to measure apoptosis by flow cytometry based on the presence of active caspase-3. The Scientist
Nitric acid is completely ionized in solution and as such it is a strong acid and an efficient oxidizing reagent.
At DuPont I shared a lab with the remarkable Fred Tebbe, who was studying, among other things, reactions of ethyl aluminum reagents with titanocene dichloride. Richard R. Schrock - Autobiography
The reaction of Grignard reagents with carbonyl compounds is used to prepare primary, secondary, and tertiary alcohols.
A second motor initiation, which depresses a plunger in a manner similar to a syringe, combines the cell culture mixture with a fixative reagent, which squelches further biological reaction.
The transfer of control algorithm: The precise magnitude shift of needles function, as well as the man-machine dialogue reagents to enhance work efficiency of the system.
Methyl lithium is very reactive and acts as a nucleophilic methylating reagent to electrophilic functional groups, such as ketones.
Reagents useful for the oxidation of secondary alcohols to ketones, but normally inefficient for oxidation of primary alcohols to aldehydes, include chromium trioxide (CrO3) in a mixture of sulfuric acid and acetone (Jones oxidation) and certain ketones, such as cyclohexanone, in the presence of aluminium isopropoxide (Oppenauer oxidation). Recently Uploaded Slideshows
He recognized the tincture of gallnut as a reagent for the iron properties of mineral water. The Catholic Encyclopedia, Volume 11: New Mexico-Philip
Other halogens such as bromide and iodide ions can react with the reagent system causing falsely elevated results.
It reacts with oxygen, acids, and other reagents only at higher temperatures.
Total RNA was isolated from third instar larvae, pupae, adult body, and adult head by TRIZOL reagent.
You say you got a 94% conversion with that exotic chiral zinc reagent?
Over several centuries, they developed the ability to produce a number of important chemical reagents.
One solution is utilizing vertical space above the bench with structural shelving and racking devices for equipment as well as reagents and storage.
We discovered that it was important to develop a commercial source of this organometallic reagent so that other researchers could try the reaction without making a major investment of time in developing the techniques for making the reagent. Robert H. Grubbs - Autobiography
In muscle there is the same thing, viz., a framework of spongioplasm staining with hematoxylinthe substance of the sarcous elementand this encloses a clear hyaloplasm, the clear substance of the sarcomere, which resists staining with this reagent. IV. Myology. 2. Development of the Muscles
C.. Ensure timely development, appropriate use, and availability of diagnostic tests and reagents.
When instruments or reagents were the cause of the problems, we corrected the function of the instruments or reagents and reanalyzed the specimens.
Thanks to the workers of the Civil Defense Laboratory, in cooperation with other institutions, we now have a Cuban reagent, which is very good and very efficient for the analysis of AIDS, but large amounts of it are expended by the old equipment. CASTRO SPEAKS AT IMMUNILOGY CENTER
As pointed out by Mr.B. J. B.rnett (see Introduction), many photographic processes can be devised by basing them upon the various chemical changes, of which uranous oxide, reduced by light from the uranic nitrate or sulphate, is susceptible by means of metallic or organic reagents. Photographic Reproduction Processes
Standards were visualized by ninhydrin reagent and the chromatogram containing phosphorylated proteins was autoradiographed.
Meucci's lactometer bears, in this framework, a notable importance, not much for the precision of measurement (somewhat impaired by the use of strong reagents, liable to partly solubilize the milk-solids) but because it was a forerunner of the following, more sophisticated, methods of determining the fat contents of milk.
The second phase comprises an organic solvent containing soluble reagents such as olefins.
In the case of aldehydes and ketones containing carbonyl groups, the highly nucleophilic Grignard reagent contributes its electron pair to form a bond with the carbon atom.
Last night I was even at the stage of sitting in the exam hall waiting to be told to open the test paper, when I realised that I could recall not one of the countless details of reagents, methods and strategies involved in the Grignard reaction in particular (yes, alkylmagnesium, I know that much) or the aldol reaction, Claesen rerrangement, Friedel-Crafts acylation and all the rest. Homunculus
The reagent is first reacted with borane (BH3) which can then reduce a carbonyl group to an alcohol. The Nobel Prize in Chemistry 1990
When the catalyst is dissolved in the same solvent as the reagents, getting the catalyst back can be a difficult matter.
There is no standard chemical reagent available that has this skeletal form - it must be constructed from scratch.
Briefly, 50 µL organ homogenates were incubated with an equal volume of the Griess reagent (1% sulfanilamide, 0. 1% naphthyl ethylenediamine dihydrochloride, 2. 5% PLoS ONE Alerts: New Articles
This resulted in the development of the concept of superelectrophilic activation and the study of superelectrophiles, i.e. electrophiles of greatly enhanced reactivity compared with previously known related electrophilic reagents and systems. George A. Olah - Autobiography
This kit contains the necessary reagents to measure apoptosis by flow cytometry based on the presence of active caspase-3. The Scientist
In addition, the organic components of adjacent threads, particularly wool, can act as a source of corrosive reagents.
The most remarkable feature of Tebbe's reagent is a methylene group bridging between titanium and aluminum, which could replace the oxygen in a carbonyl group in a Wittig-like reaction. Richard R. Schrock - Autobiography
Reagents were aliquoted and each aliquot was used only once.
Safety note: The following makes use of glutaraldehyde, a bifunctional cross-linking reagent that reacts with lysine residues on the exterior of the proteins. Archive 2004-12-01
Titanous Chloride Method: Nitrate is determined potentiometrically using an NH3 gas-sensing electrode after nitrate is reduced to NH3 by a titanous chloride reagent.
The color and lustre is one of the major quality guideline of pork luncheon meat, its control is directly related to the influx amount of chromogenic reagent (nitrite) .
The salvinorins react with this chromogenic reagent to produce pinkish-purple spots on the plates.
The direction to use concentrated hydrochloric acid, a bench reagent, necessarily involved the addition of some water.
John Hartwig and his team at Yale University meanwhile have found a simple way to add a functional group using borane reagents and a rhodium complex catalyst to the commonly unreactive alkanes at a fairly mild 150 Celsius.
For example, the 20 Roche peer groups represent 8 instruments, and 5 of these used versions of both enzymatic and kinetic alkaline picrate reagents.
Bio-Consumables: "Despite their inherent hydrophobicity, the materials from which products such as pipettes, petri dishes and microplates are manufactured do retain residual amounts of liquid â€" resulting in inaccurate test results and the waste of costly reagents. CoolBusinessIdeas.com
A nanoscale gold "reagent" - which detects a substance via a chemical reaction - is injected, followed by a silver one that interacts with the gold to produce an ultra-thin film. Telegraph.co.uk - Telegraph online, Daily Telegraph and Sunday Telegraph
In addition, alkyl groups may correspond to reagents and intermediates in organic chemistry.
The GA solution was dried in a rotor evaporator and then incubated under vacuum overnight in a reagent flask.
The indexes such as superoxide dismutase (SOD), glutathione peroxidase (GSH-PX) and anti-oxidation capacity (AOC) were measured by Reagent Kit method.
Benedict’s reagent is a solution of copper sulfate, sodium hydroxide, and tartaric acid. N Testtube | SciFi, Fantasy & Horror Collectibles
Schiff reagent is formed by the reaction of basic fuchsin with sulfurous acid.
John Hartwig and his team at Yale University meanwhile have found a simple way to add a functional group using borane reagents and a rhodium complex catalyst to the commonly unreactive alkanes at a fairly mild 150 Celsius.
Previous research has shown that a sudden extreme temperature change ionizes reagents and elevates electrons into excited energy states, producing an electromagnetic pulse.
Methods The precision, recovery rate, the examination limit, the linear scope and the interference experiments were done by improving biuret reagent in order to ensure the method's basic function.
In the pre-stages, when the base and stalk cells were not fully developed, Naturstoffreagent A gave an orange-yellow fluorescence to flavones.
I have kept one very conveniently in a vacuum desiccator over phosphorus pentoxide, but if of any size, the condenser deserves a box to itself, and this must be air-tight and provided with a drying reagent, so arranged that it can be removed through a manhole of some sort. On Laboratory Arts
The ideal reagent is a fluorophore-conjugated antibody that binds specifically to the protein being characterized (primary antibody). The Scientist
There are literally hundreds of reagents not discussed here that can be categorized as electrophiles.
After coating the glass with a silane reagent containing aldehyde groups, they used Schiff's base chemistry to immobilise the protein molecules.
After evaporating excess reagent, the residue was acylated for 10 min at 150°C using 120 mm heptafluorobutyric anhydride.
New progress for phenylacetone synthesis from organic zinc reagent and acetic anhydride was studied.
Revenue generated was used to help defray costs of reagents and pay students' expenses for the state professional society meeting.
The presence of nitrite is detected by a colour change to pink upon addition of specific reagents that can be seen visually.
After evaporating excess reagent, the residue was acylated for 10 min at 150°C using 120 mm heptafluorobutyric anhydride.
Trichloroacetic acid solution —Dissolve 30g of reagent grade trichloroacetic acid in water. and dilute with water to 100mL.
The second phase comprises an organic solvent containing soluble reagents such as olefins.
Ozone is a strong electrophilic reagent which can attack the double bond found in alkenes.
The utility of the reagent was always limited by its instability under normal laboratory conditions. Robert H. Grubbs - Autobiography
If the material so dyed be placed in an acidified solution of nitrous oxide, the primuline is diazotized, forming a derivative compound of a deeper color, which fades in the light, and which in presence of amines and phenols gives rise to a variety of dyes whose color depends on the reagent employed, while, when acted on by light, the resulting compound is entirely deprived of this property. Photographic Reproduction Processes
Treat chemicals and reagents (eg, formalin, saline, Lugol's solution, radiopaque dyes, glutaraldehyde) in the OR with the same care and caution as medications.
Special liquid reagents or tablets are added to a sample of aquarium water.
They are very stable towards chemical reagents; for instance, saponification of a mono-sulphone very rarely yields sulphinic acid. Synthetic Tannins
Vapors from chemical warfare agents are converted to ions by a chemical-ionization reagent gas.
ROCKFORD, Ill. (June 25, 2010) - Thermo Fisher Scientific, the world leader in serving science, today announced the expansion of its isobaric tandem mass tags product line with the new Thermo Scientific Cysteine-Reactive Tandem Mass Tag (cysTMT) Reagents. BioSpace.com Featured News and Stories
The standard procedure for this assay was to remove the cell culture medium and add fresh media containing the MTS tetrazolium reagent.
In an ameboid cell, there is a framework of spongioplasm, which stains with hematoxylin and similar reagents, enclosing in its meshes a clear substance, hyaloplasm, which will not stain with these reagents. IV. Myology. 2. Development of the Muscles
When the assay was performed manually, a fine white flocculent precipitate, but no change in color, was noted after both R1 and R2 reagents were added to serum for both the first and second patients.
Dr Lungé found the following process more satisfactory in the case of the more highly nitrated products: -- The reagent is an alcoholic solution of sodium-ethylate prepared by dissolving Nitro-Explosives: A Practical Treatise
In muscle there is the same thing, viz., a framework of spongioplasm staining with hematoxylinthe substance of the sarcous elementand this encloses a clear hyaloplasm, the clear substance of the sarcomere, which resists staining with this reagent. IV. Myology. 2. Development of the Muscles
Following development of in situ signal, sections were counterstained with anti-K5 and anti-K8 antibodies followed by fluorochrome conjugated secondary reagents to allow co-localization of Cells were suspended in 100 µl of FACS staining buffer (FSB-1% fetal bovine serum, 5 mM EDTA and 0. 02% NaN 3 in PBS) with appropriately diluted primary antibodies for 20 minutes on ice in the dark. PLoS ONE Alerts: New Articles
The reagent changes from nonfluorescent to fluorescent in the presence of detergent-coated proteins (em~590 nm). The Scientist
The China silk was dissolved by this reagent; Tussah silk and the lustra-celluloses entirely resisted its action. Researches on Cellulose 1895-1900
This paper repots the N-alkylation of Saccharin with alkyl halide under microwave irradiation by using solid reagents as a supporter.
All other chemicals and reagents used were of the highest grade commercially available.
The indophenol blue method and sodium reagent method were the current chemical methods to detect ammonia recommended by indoor air quality health standards regulating GB/T18204.
Esters can be used to manufacture tertiary alcohols by using a Grignard reagent.
Although the cost of these reagents is much higher than the conventional ones, the regenerant effluents can be reacted with each other to form the well-known fertilizers, ammonium and potassium nitrates and phosphates.
I've seen scientists having their photos taken for publicity shots and I know the photographer often ends up making the setting quite artificial (PI in pristine lab coat holding up a sequencing gel or other film while artfully arranged reagent bottles sparkle in the background seemed to be a popular one), so it's hard to know how representative they are of what these women usually dressed when they were working. Depictions of 20th Century Women in Science: The Smithsonian Collection
Acute and metabolic alteration of cholesterol was done using pharmacological reagents.
In addition, the organic components of adjacent threads, particularly wool, can act as a source of corrosive reagents.
Idaho Technology offers high quality, freeze-dried, ready-to-use reagents for the detection and identification of pathogens and biothreat agents.
More to the point, it has facilitated many reactions that depend upon acetic acid as a reagent or solvent.
The color and lustre is one of the major quality guideline of pork luncheon meat, its control is directly related to the influx amount of chromogenic reagent (nitrite) .
Use of a new batch of reagents or reference standards that have been improperly made can cause this.
When, however, cells have been fixed by reagents a fibrillar or granular appearance can often be made out under a high power of the microscope. I. Embryology. 1. The Animal Cell
At each setting, the practitioner would percuss the reagent's abdomen to determine the areas of dullness.
But what happens to a chemical reaction if the reagents are not in an ideal ratio?
If you don't already know, metallography is a type of scientific microimaging that involves mirror-polishing metal surfaces and then etching them with various reagents to reveal their microstructures, which are often of breathtaking beauty. MAKE Magazine
The possibility that the targeted cells will be exposed to transfection of DNA/siRNA solvated in a natural environment, with a reduced amount of toxic vehicle reagents, contributes to the cells 'viability. Original Signal - Transmitting Buzz
Linda Blake for The Wall Street Journal The tube of DNA, artificial membrane material and reagents is centrifuged to remove unwanted materials. Artificial Cell Membranes Could Speed Up Drug Discovery
If you used the small-particle reagent first, like they did in the episode, it would ruin the porous surface for the ninhydrin procedure. HOUSE RULES

How To Use Reagent In A Sentence

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