Disodium phosphate heptahydrate
Agent Name
Disodium phosphate heptahydrate
Alternative Name
Sodium phosphate, dibasic, heptahydrate
CAS Number
7782-85-6
Formula
H-O4-P.2Na.7H2-O
Major Category
Metals
Synonyms
Sodium monohydrogen phosphate heptahydrate (2:1:1:7); Phosphoric acid, disodium salt, heptahydrate; Sodium phosphate, dibasic, heptahydrate; [ChemIDplus] Sodium hydrogen phosphate heptahydrate; [Alfa Aesar MSDS]
Category
Phosphates, Metallic Salts
Description
Solid; [Merck Index] White odorless crystals; [Alfa Aesar MSDS]
Sources/Uses
Used in food production (sequestrant, emulsifier, and buffer), dyeing (mordant), manufacturing (enamels, ceramics, detergents, and boiler compounds) and fireproofing; Also used in weighting silk, tanning, soldering and brazing (instead of borax), and medicine (cathartic); [Merck Index]
Comments
A skin and strong eye irritant; [Alfa Aesar MSDS] See "Disodium phosphate."
Biomedical References
Diseases, Processes, and Activities Linked to This Agent
Processes
Industrial Processes with risk of exposure: