1 Chemical name Sodium phosphate
2 Molecular weight Na3PO4.12H2O
3 Specificity 380.12
4 Specificity Colorless acicular 60,000 crystal system crystallization. May dissolve in the water, does not dissolve in not machine the solvent; Relative density 1.62(20 a ); Melting point 73.3-76.7 a (decomposition); Makes decent in the dry air, 100 a when namely loses 12 crystal water to become the anhydrous substance (Na3PO4). The water-soluble fluid assumes the alkalinity, has certain corrosive nature to the skin.
5 Uses In the metallurgy, the chemical industry, the spinning and weaving, the printing, the papermaking, mechanical and electrical and so on in the industries serve as the water the softener, the boiler pipe clean and the detergent; The metal rust-preventing agent, the dye intermediate drying agent, makes the sugar syrup the scavenger, the photography developing agent, the fabric silken luster of mercerized cotton cloth intensifier, the rubber latex peptizer, the dentistry binding agent; Also has certain application in the medicine preparation aspect.
6 Packing It is packed with polyethylene bag as liner, and a woven bag as the outer layer, The net Weight of each bag is 25kg.
7 Storage and transport It should be stored in a dry ,ventilate and clean warehouse kept away from moisture and hot Furthermore , it should be stored separately from poisonous substances.