ACS reagent
200
99.7%99.7-100.5% (ACS specification)
powder, crystals or granules
≤0.003% S compounds≤0.01% insolubles
8.2 (10.01 g/L)
chloride (Cl-): ≤0.001%phosphate (PO43-): ≤5 ppm
Ca: ≤0.002%Fe: ≤5 ppmMg: ≤0.001%NH4+: ≤5 ppmNa: ≤0.03%heavy metals (as Pb): ≤5 ppm
[K+].OC([O-])=O
1S/CH2O3.K/c2-1(3)4;/h(H2,2,3,4);/q;+1/p-1
TYJJADVDDVDEDZ-UHFFFAOYSA-M
11 - Combustible Solids
WGK 1