Phosphorous Acid (99%)

Phosphorous acid 99% is white crystal, garlic odor, easy to absorb unstable compounds' moisture

Product Name: Phosphorous acid CAS No: 10294-56-1
CAS NUMBER: 13598-36-2
Chemical Formula: H3PO3

Propertities
White crystal, garlic odor, easy to absorb unstable compounds' moisture. When exists the oxygen and the temperature is 180-200° C, it decompounds into ortho-phosphoric acid and phosphine. Soluble in water and lower alcohol easily, and it's a strong reducing agent, when heat quickly, will produce red phosphorus. Stores in cool and ventilative storehouse, Prevents the rain drenches. When transporting should lightly unload with light packs, be sure not to roll and to invert. When transport by the sea and the inland water transport cannot lay aside in the deck.

SPECIFICATIONS

Appearance: White crystal pale-yellow liquid
Main content: 99% min 77-80%
Chloride: 0.01% max 0.03% max
Fe: 0.0015%max 0.004% max
Sulfate: 0.008% max ----------------
Phosphate: 0.2% max ----------------
Insoluble: 0.2% max
Color: 50 max

Usage
This product mainly is suitable for the raw material for production, such as the phosphite, plastic
Stabilizer, the synthetic fiber and intermediate
Material in the production of pesticide glyphosphate ethephon. Also uses in producing highly effective water treatment agent ATMP and so on.

Package
(1) crystal: A 25kgs/bag, inner packaging adopts double ply polythene film bag, external packaging is plastic woven bag B: 50kgs in paper drum or metal; C: 1000kgs in big bag D: According to buyer request; (2) liquid: 300Kgs/drum.