Product Overview
Sodium Phosphate, Dibasic, Heptahydrate, Crystal, Reagent, ACS Grade
Molecular Formula: Na2HPO4•7H2O
CAS Number: 7782-85-6
Molecular Weight: 268.07
Sodium Phosphate, Dibasic, Heptahydrate, Crystal, Reagent, ACS is one of the sodium salts derived from phosphoric acid. It is highly hygroscopic and water soluble. It is used commercially in powered product as an anti-caking agent. In aqueous solution it is basic, with a pH value between 8.0 and 11.0. As an ACS grade Reagent, ScienceLab compound is used as the quality standard against which other substances are grade and has met the toughest regulatory standards for quality and pureness.
Synonyms: Disodium Hydrogen Phosphate ; Disodium Phosphate ; Dibasic Sodium Phosphate
| TEST | MIN | MAX |
|---|---|---|
| ASSAY (Na2HPO4.7H2O) | 98.0 - 102.0 % | |
| pH OF A 5% SOLUTION @ 25oC | 8.7 - 9.3 | |
| INSOLUBLE MATTER | 0.005 % | |
| CHLORIDE (Cl) | 0.001 % | |
| SULFATE | 0.005 % | |
| HEAVY METALS (as Pb) | 0.001 % | |
| IRON (Fe) | 0.001 % |
Shipping Information
Tariff No. 2835220000
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
