| Identification | |
| Name: | Hypophosphorous acid |
| Synonyms: | Hypophosphorousacidcolorlessliq; phosphinic acid 50%; Phosphinic acid; Hypophosphorous acid solution; Hypophosphorous acid 50%; Fluorescein; HPA; |
| CAS: | 6303-21-5 |
| EINECS: | 228-601-5 |
| Molecular Formula: | H3PO2 |
| Molecular Weight: | 66 |
| InChI: | InChI=1/HO2P/c1-3-2/h(H,1,2) |
| Molecular Structure: |  |
| Properties | |
| Transport: | UN 1760/3 |
| Density: | 1.274 |
| Stability: | Stable. Incompatible with strong bases. Reacts violently with oxidizing agents, strong bases, mercury (II) nitrate and mercury (II) oxide. Do not heat above 100 C. |
| Refractive index: | 1.39 (20 C) |
| Water Solubility: | SOLUBLE |
| Solubility: | SOLUBLE |
| Appearance: | colourless liquid |
| Packinggroup: | II |
| Storage Temperature: | Keep in a cool, dry, dark location in a tightly sealed container or cylinder. Keep away from incompatible materials, ignition sources and untrained individuals. Secure and label area. Protect containers/cylinders from physical damage. |
| Usage: | Used in the formulation of pharmaceuticals, discoloration of polymers, water treatment, retrieval of precious or non-ferrous metals. Its main use is for electrodless plating. |
| Safety Data | |
| Hazard Symbols |
C:Corrosive
|
 |
|
