hydrofluoric acid

How To Use hydrofluoric acid In A Sentence

• Magnesium oxide paste has been suggested as an alternative to calcium gluconate gel. 15 Bracken et al. compared the use of 0.13 percent benzalkonium chloride solution, 2.5 percent calcium gluconate gel and 30 percent magnesium sulfate/6 percent magnesium oxide paste to a control (water) for treating dermal burns induced by 70 percent hydrofluoric acid. 26 In this study, calcium gluconate gel was the only agent effective in limiting the extent of the burn. Hydrofluoric Acid
• It is also used to make hydrofluoric acid, which is then used to make fluorocarbons such as Teflon.
• Oil refineries, chemical companies and water treatment facilities use and store large quantities of high hazard chemicals -- chlorine or sulfur dioxide gas, hydrofluoric acid, and anhydrous ammonia are the most common and the most dangerous -- putting thousands of people in the surrounding community at risk in the event of a release. Elizabeth Hitchcock: In The Public Interest : How Many Reminders Do We Need Before We Act to Reduce Chemical Accident Risk?
• The RE fluoride can be prepared directly from oxalate by adding hydrofluoric acid . The ratio of transformation and recovery is high if the hydrofluoric acid is added by 120% theoretical amounts.
• The RE fluoride can be prepared directly from oxalate by adding hydrofluoric acid . The ratio of transformation and recovery is high if the hydrofluoric acid is added by 120% theoretical amounts.
• With a small quantity of water a brownish yellow solution is formed, which, however, in a very short time becomes warm and the fluoride decomposes; platinic hydrate is precipitated, and free hydrofluoric acid remains in solution. Scientific American Supplement, No. 832, December 12, 1891
• Hydrofluoric acid is a powerful bone etchant and -who knows why- people develop erosions in their enamel when they move from Brisbane North to Gladstone, a city affected by dental erosion but also skin allergies, asthma and probably cancer for some specific locations. General Jack D. Ripper had a point....
• However, others have found the quaternary ammonium compounds to be effective and practical for the treatment of hydrofluoric acid burns in the industrial setting. 22, 23 The Poison Control Center's current recommendation is to apply 2.5 percent calcium gluconate gel topically to all burned areas until the patient is symptom free. Hydrofluoric Acid
• Other industrial uses of hydrofluoric acid include metal refining, mineral processing, and the desulfurization of oil. 23 Despite the fact that hydrofluoric acid is used in a wide variety of industries, it is extremely toxic. Hydrofluoric Acid
• Depending on conditions, hydrogen fluoride may convert to hydrofluoric acid ( aqueous ) at varying concentrations.