Product name:Hypophosphorous acid
CAS No: 6303-21-5

Properties:

1. Chemical formula:H3PO2
2. Molecular weight:66
3. Appearance: colorless transparent liquid
4. Solubility:any ratio in water
5. It can release hydrogen phosphide, H3PO4 or H3PO2 and hydrogen in heat or oxidant existing
6. Specific gravity :(20°C)50%solution 1.247

Quality index:

Item	Index
	Top-grade	First grade	Qualified product
H3PO2%≥	50	50	50
H3PO3%≤	0.5	0.5	1.0
Na %≤	0.5	1.0	-------------
Fe %≤	0.0005	0.005	-------------
Cl %≤	0.015	0.02	-------------

Uses:
Used as reductant,to reduce Ag, Cu, Ni, Hg into related metals,used as reagent to test As, Nb, Ta, or used to produce hypophosphite of Na, K, Ca, Mn, Fe, etc.

Packing & storage :
plastic drum, net wt 25kg or 250kg. Kept in dry and ventilating place,avoid high temperature, oxidant; corrosive chemcails, load gently, no splash.

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