Phosphoric Acid
H3PO4
Phosphoric Acid
H3PO4
Phosphoric acid (CAS #7664-38-2) can exist as a crystal or clear liquid. It is an oily, thick, colorless, and odorless liquid, or a thick, colorless, unstable crystalline solid. It is used in the manufacturing of phosphates, such as salts, soaps, and detergents; fertilizers; yeast; fire control agents; opal glass; electric lights; dental cements; waxes and polishes; gelatin; ethylbenzene, propylene, and cumene; and soft drinks. It is used as an acid catalyst, soil stabilizer, antioxidant in food, acidulant and flavor agent in jellies and preserves, bonding agent for refractory bricks, and gasoline additive.
It is also used in the rustproofing and polishing of metals, cotton dyeing, tile cleaning, extracting penicillin, hot stripping for aluminum and zinc substrates, ceramic binding, water treatment, process engraving, electro-polishing, coagulating of rubber latex, operating lithography and photoengraving operations, and pickling. It is used to manufacture the phosphoric acid electrolyte fuel cell system which has created the largest fuel cell built. It has been used to treat lead poisoning.
The works Tub and Shower Cleaner includes this compound
and uses it as its main active ingredient. The works has been around for
over 50 years pleasing it customers. It has done this from the help of
phosphoric acid. This product is especially made for fiberglass finishes,
but also works well on other surfaces too. Upon contact you can see the
product removing rust stains, lime scale and mineral deposits with a breeze.
http://www.nsc.org/library/chemical/phosphor.htm
http://www.limeosol.com/tub.htm
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