- Castor Oil[3]
- Alcohol & Hydroxybenzene & Ether[10]
- Amine[10]
- Carbohydrate[1]
- Ester & Derivatives[10]
- Organic Acid[10]
- Organic Salt[10]
- Other Organic Chemical[10]
- Catalyst[1]
- Chemical Auxiliary Agent[10]
- Chemical Reagents[9]
- Daily Chemicals[3]
- Flavour & Fragrance[8]
- Feed Additives[1]
- Food Additives[10]
- Inorganic Acids[4]
- Other Inorganic Salts[1]
- Phosphate[1]
- Sulphate[1]
- Other Inorganic Chemicals[10]
- Organic Intermediate[10]
- Other Chemicals[9]
- Paint & Coating[1]
- Pigment[1]
- Polymer[1]
- Healthcare Supplement[1]
- Pharmaceutical[10]
50%min Hypophosphorous acid6303-21-5
50%min Hypophosphorous acid6303-21-5
Formula: H3PO2
Molecular Weight: 66
Appearance: a colorless or slightly yellow liquid.
Solubility:soluble in water easily.
Hypophosphorous acid is usually used as a reducing agent for chemical plating,medicine,and as a hypochromic-antioxidant for resin,a fire retardant and plasticizing agent,an uvioresistant agent for textile.It may be prepared for various kinds of hypophosphorates.
Envelopment,points for attention:
The product is 25kg,250kg or 1000kg in net weight,enveloped in the plastic barrel.It should be kept in a ventilate,dry place and from high temperature,oxidizers,handled gently,not being splashed out because of the trong corrosiceness.
Stability:
When heated strongly or put together with oxidizers,it will be decomposed into hydrogen phosphide,phosphoric acid,Phosphorous acid and hydrogen.
Quality standard(forenterprises):
| |||||||||||||||||||||||||||
Item | Index | ||
The high-Class Product | The first-rate | The qualifled | |
H3PO2 Content | Min 50% | Min 50% | Min 50% |
H3PO3 Content | Max 0.5% | Max 0.5% | Max 1.0% |
Na+ Content | Max 0.5% | Max 1.0% | ------ |
Fe2+ Content | Max 0.0005% | Max 0.005% | ------ |
Cl- Content | Max 0.015% | Max 0.02% | ------ |
