Zinc phosphateCAS#7779-90-0
Chemical Name:Zinc phosphate
CAS No.:7779-90-0
Appearance:White Powder
Molecular Formula:O8P2Zn3
Molecular weight:386.11
Sample: Available
Products Description of Zinc phosphateCAS#7779-90-0
Zinc phosphate industrial product purity ≥ 99%, white crystalline powder, odorless. Melting point 900℃, boiling point decomposes. Vapor pressure 0Pa (20℃), relative density 3.99 (20℃). Solubility in water: almost insoluble, soluble in inorganic acids/ammonia, insoluble in ethanol. Stable, incompatible with strong acids and alkalis.
Parameters
Melting point | 900 °C (lit.) |
density | 4.0 g/mL (lit.) |
vapor pressure | 0Pa at 20℃ |
solubility | H2O: insoluble(lit.) |
form | Powder |
color | White |
Odor | Odorless |
Water Solubility | Insoluble in water |
Merck | 14,10151 |
Solubility Product Constant (Ksp) | pKsp: 32.04 |
InChI | InChI=1S/2H3O4P.3Zn/c2*1-5(2,3)4;;;/h2*(H3,1,2,3,4);;;/q;;3*+2/p-6 |
InChIKey | LRXTYHSAJDENHV-UHFFFAOYSA-H |
SMILES | [Zn+2].[Zn+2].[Zn+2].P([O-])([O-])([O-])=O.P([O-])([O-])([O-])=O |
CAS DataBase Reference | 7779-90-0(CAS DataBase Reference) |
EPA Substance Registry System | Trizinc phosphate (7779-90-0) |
Safety Information
Hazard Codes | N |
Risk Statements | 50/53 |
Safety Statements | 60-61 |
RIDADR | UN 3077 9/PG 3 |
WGK Germany | 2 |
RTECS | TD0590000 |
TSCA | Yes |
HazardClass | 9 |
PackingGroup | III |
Toxicity | LD50 intraperitoneal in mouse: 552mg/kg |
Product Application of Zinc phosphateCAS#7779-90-0
Zinc phosphate (ZP), barium metaborate, and strontium chromate pigments are also common ingredients in corrosion-inhibiting coatings. Thin wash-inhibiting primers are often formulated with chromate or phosphate pigments that are introduced in a synthetic polymeric binder such as a vinyl chloride copolymer.
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