Sodium pyrophosphate decahydrate
SIGALD/221368 - ACS reagent, ≥99%
Synonym: Sodium pyrophosphate tetrabasic decahydrate; Tetrasodium pyrophosphate
CAS Number: 13472-36-1
Empirical Formula (Hill Notation): Na4O7P2 · 10H2O
Molecular Weight: 446.06
EC Number: 231-767-1
MDL Number: MFCD00149200
Linear Formula: Na4P2O7 · 10H2O
Product Type: Chemical
anion traces | chloride (Cl-): ≤0.002% |
sulfate (SO42-): ≤0.005% | |
assay | ≥99% |
cation traces | Fe: ≤0.001% |
heavy metals (as Pb): ≤0.001% | |
form | crystals or chunks |
grade | ACS reagent |
impurities | ≤0.001% N compounds |
≤0.01% insolubles | |
InChI | 1S/4Na.H4O7P2.10H2O/c;;;; |
InChI key | VZWGHDYJGOMEKT-UHFFFAOYSA |
pH | 9.5-10.5 (25 °C, 5%) |
Quality Level | 200 ![]() |
SMILES string | O.O.O.O.O.O.O.O.O.O.[Na+] |
Application: | Sodium pyrophosphate decahydrate may be used to catalyze the nucleation of sodium acetate trihydrate, a potential latent heat storage material. |
Packaging: | 1, 2.5 kg in poly bottle |
Packaging: | 100, 500 g in poly bottle |
Symbol | ![]() ![]() |
Signal word | Danger |
Hazard statements | H302 - H318 |
Precautionary statements | P264 - P270 - P280 - P301 + P312 - P305 + P351 + P338 - P501 |
Hazard Codes | Xi |
Risk Statements | 36/37/38 |
Safety Statements | 26-36 |
RIDADR | NONH for all modes of transport |
WGK Germany | WGK 1 |
Flash Point(F) | Not applicable |
Flash Point(C) | Not applicable |
Purity | ≥99% |
UNSPSC | 12352300 |