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Acide phosphoreux, 97 %, Thermo Scientific Chemicals
Description
Phosphorus acid is used as an intermediate in the preparation of other phosphorus compounds like potassium phosphite, ammonium phosphite and calcium phosphite. It is actively involved in the preparation of phosphites like aminotris(methylenephosphonic acid) (ATMP), 1-hydroxyethane 1,1-diphosphonic acid (HEDP) and 2-phosphonobutane-1,2,4-tricarboxylic Acid (PBTC), which find application in water treatment as a scale or corrosive inhibitor. It is also used in chemical reactions as a reducing agent. Its salt, lead phosphite is used as PVC stabilizer. It is also used as a precursor in the preparation of phosphine and as an intermediate in the preparation of other phosphorus compounds.
This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
Spécification
Aspect | Cristaux blancs |
Nom chimique ou matériau | Phosphorous acid |
Couleur | Blanc |
Point de fusion | 74°C |
Point d’ébullition | 200°C (décomposition) |
Densité | 1,651 g/cm3 à 20°C |
Odeur | Inodore |
Sensibilité | Sensible à l’air ; hygroscopique. |
Plage de pourcentage du dosage | 97% |
Quantité | 500 g |
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RUO – Research Use Only