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By certification 
Product Name:Hypophosphorous acid
CAS No.: 6303-21-5
IMDG CODE: 3264
Usage:
(1) Has excellent decoloring effect; widely used in the synthesis of alkyd, amine resin, nitro cellulose resin etc.
(2) In the manufacture of hypophosphorous acid salts, such as sodium hypophosphite, calcium hypophosphite etc.
(3) In pharmaceutical industry, like pharmaceutical intermediates.
Packing & Storage:Upon clients' request 
Quality Specifications:
No. |
Item |
Content |
|
Best quality |
First quality |
||
1 |
Hypophosphorous acid (H3PO2) %≥ |
50.0 |
50.0 |
2 |
Orthophosphorous acid (H3PO3) %≤ |
0.5 |
1.0 |
3 |
Fe %≤ |
0.001 |
0.002 |
4 |
Cl %≤ |
0.015 |
0.015 |
5 |
Color |
30APHA |
30APHA |
6 |
Density |
1.210-1.265 |
1.210-1.265 |
Commodity: Hypophosphorous Acid 50%
CAS No.: 6303-21-5
Specification:
1. Hypophosphorous acid (H3PO2) %≥ 50.0
2. Orthophosphorous acid (H3PO3) %≤0.3
3. Fe %≤ 0.0005
4. Cl %≤ 0.015
5. Color≤: 30APHA
6. Density≥: 1.210
