| Message: | Sodium metaphosphate (Related Reference)
EINECS:233-343-1
Molecular Formula:Na6O18P6
CAS Registry Number:10124-56-8
Synonyms:Metaphosphoric acid, hexasodium salt; Calgon; Calgon (old); Calgon S; Graham's salt; Chemi-charl; HMP; Hexametaphosphate, sodium salt; Hexasodium hexametaphosphate; Hexasodium metaphosphate; Medi-Calgon; Metaphosphoric acid (H6P6O18), hexasodium salt; Natrium hexametaphosphat; Natrium hexametaphosphat [German]; Phosphate, sodium hexameta; SHMP; Sodium hexametaphosphate (Na6P6O18); Sodium phosphate (Na6P6O18); Sodium polymeta phosphate; Sodium hexametaphosphate;
Chemical Properties
Appearance:white granular solid
Molecular Weight:611.77
Density:2.181
Melting Point:616 °C
Storage Temperature:Store in a cool, dry place. Store in a tightly closed container.
Refractive index:1.482
Stability:Stable. Keep dry.
Usage:Improves efficiency of the developing process in photographic work.
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