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Contact SupplierWe are offering hypophosphorous acid.
1. formula h3po2
2. molecular weight 66
3. cas number: 6303-2-15
4. appearance colorless liquid
5. solubility soluble in water easily
6. stability when heated strongly or contact with oxidizers, it will be decomposed into h3p, h3po4, h3po3 and h2.
7. density 50% liquid 1.247 (20℃)
ⅱ quality standard (for enterprise)
item the high-class the first-grade the qualified grade
h3po2content %≥ 50.0 50.0 50.0
h3po3content %≤ 0.5 0.5 1.0
na content %≤ 0.5 1.0 ―
fe content %≤ 0.0005 0.005 ―
cl content %≤ 0.015 0.02 ―
ⅲ applications
1. reducing agent for chemical plating, pharmacy industry and dope industry.
2. it may be prepared for various kinds of hypophosphite, such as nah2po2, kh2po2, ca(h2po3)2, mn(h2po3)2, fe(h2po3)2, mg(h2po3)2, nih2po3
3. used as discoloring antioxidant in the producing process of alkyd.