Three environmental groups are suing the EPA, asking a judge to order the agency to reassess its regulations on the chemical.

Hydrofluoric acid (HF) and Hydrogen Fluoride (HF) are very poisonous, highly irritating and corrosive. Hydrofluoric acid or Hydrogen Fluoride (HF) is fatal if inhaled, if swallowed, or in contact with ...

HF acid consumption — Correct working of the HFU relies on the effective separation of hydrocarbon product from the acid catalyst in the acid settler. If there is an accumulation of acid soluble oil ...

Although chemists consider hydrofluoric acid (HF) to be a “weak” acid, its potential to produce serious health effects greatly exceeds that of “strong” acids commonly used in the laboratory. HF shares ...

HF is insidiously dangerous, since it doesn’t cause skin burns that you can feel as other acids do. Instead, it seeps through tissue, eats into bones and turns the calcium into calcium fluoride.

There are at least three producers of solid acid catalyst, and they say it is much safer than either HF or sulfuric acid and less likely to corrode refinery equipment. One producer, a consortium ...

While aqueous solutions of hydrogen fluoride are certainly powerfully corrosive (and I have the scars to prove it) by definition it is a weak acid. The pKa of HF is 3.14, strong acids have pKa ...

The Torrance City Council voted 5-2 against phasing out the use of hydrofluoric acid and voted 7-0 in favor of adopting safety measures at the refinery. The meeting stretched well beyond midnight ...

In Foxboro Product Brand Session PB-EF104, OpsManage'10 participants had a chance to see how the new ACA.HF Advanced Alkylation measurement provides value as well as a safer work environment. A ...