Tetrakis(hydroxymethyl)phosphonium sulfate
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Product Description
Tetrakis(hydroxymethyl)phosphonium sulfate (THPS)
THPS is a kind of environmental anti-microbial reagent. It's characterized by its low solidity point and fine stability. It can be reserved for long time and can easily dissolve in water. It's a kind of new environmental pesticide with high efficacy, low toxicity and low rudimental. It can kill germ and aquatic plants. In 1995, the EPA of the United States ratified it with zero toxicity and awarded it with US Green Chemical prize.
Specification of Product
Product Name : Tetrakis(hydroxymethyl)phosphonium sulfate
THPS
Molecular Formula: C8H24O12P2S
Molecular Weight: 406.27
CAS No.: 55566-30-8
Tetrakis(hydroxymethyl)phosphonium sulfate Quality Standard:
Active Content % 75.0 min
Viscosity(25 ℃) mPa . S 25.0-36.0
Density(20 ℃)g/cm3 1.350-1.420
pH 2.5-5.5
Packing
Net weight 250kg in plastic drum Keep hermetic.
Storage
Storage for one year in shady room and dry place.
Tetrakis(hydroxymethyl)phosphonium sulfate Usage
Mainly used in water treatment systems, oil field operations, and paper-making industry. The advantage is it will soon degrade to a nontoxic substance immediately after use. Also it can be applied to fabric coating as flame retardant, obviously improving flame retarding property.