ACS reagent
300
≥99.7%99.7-100.3%
powder
≤0.015% Insoluble matter
(1) 6.37, (2) 10.25 (carbonic acid)
2.16 g/mL at 25 °C (lit.)
chloride (Cl-): ≤0.003%phosphate (PO43-): ≤0.001%sulfur compounds (as SO42-): ≤0.003%
Ca: ≤0.02%Fe: ≤0.001%K: ≤0.005%Mg: ≤0.005%NH4+: ≤5 ppmheavy metals: ≤5 ppm (by ICP-OES)
[Na+].OC([O-])=O
1S/CH2O3.Na/c2-1(3)4;/h(H2,2,3,4);/q;+1/p-1
UIIMBOGNXHQVGW-UHFFFAOYSA-M
13 - Non Combustible Solids
WGK 1