Hypophosphorous Acid
CAS No. 6303-21-5
It is mainly used as an antioxidant suitable to reduce colour formation in alkyd or polyester resin production, used in medicine, food, chemical plating and other fields.
Packing: 250 kg Drum
Specification of Hyphophosphorous Acid:
| Analysis Items | Specification |
| H3PO2 content %≥ | 50.0 |
| H3PO3 content %≤ | 0.3 |
| Na Content %≤ | 0.1 |
| Fe Content %≤ | 0.002 |
| CI Content %≤ | 0.01 |
| Sulfate SO4 Content %≤ | 0.01 |
| Heavy Metal (as Pb) Content %≤ | 0.0002 |
| Ba Content %≤ | / |
| Ca Content %≤ | 0.005 |
| As Content %≤ | 0.0001 |
| Cu Content %≤ | 0.0005 |
| CO204 Content %≤ | / |
| Appearance | Colorless Transparent Liquid |
| Density | 1.21-1.26 |
