ACS reagent
200
≥99.0%
powder or crystals
≤0.004% S compounds as (SO42-)≤0.005% silica≤0.01% insolubles
11-13 (25 °C, 138 g/L)
891 °C (lit.)
chloride (Cl-): ≤0.003%phosphate (PO43-): ≤0.001%
Ca: ≤0.005%Fe: ≤5 ppmMg: ≤0.002%Na: ≤0.02%heavy metals: ≤5 ppm (by ICP-OES)
[K+].[K+].[O-]C([O-])=O
1S/CH2O3.2K/c2-1(3)4;;/h(H2,2,3,4);;/q;2*+1/p-2
BWHMMNNQKKPAPP-UHFFFAOYSA-L
Warning
Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
Respiratory system
13 - Non Combustible Solids
WGK 1