ACS reagent
300
EMSURE®
≥99.0% (acidimetric)
solid
>2000 mg/kg LD50, oral (Rat)
≤0.01% Insoluble matter
≤0.5% loss on ignition, 800 °C
5.2-8.0 (20 °C, 50 g/L in H2O)
884 °C (lit.)
200 g/L
2.68 g/mL at 25 °C (lit.)
1400‑1600 kg/m3
chloride (Cl-): ≤0.001%phosphate (PO43-): ≤0.001%
As: ≤0.0001%Ca: ≤0.01%Fe: ≤0.0005%K: ≤0.002%Mg: ≤0.001%N: ≤0.0005%heavy metals (as Pb): ≤0.0005%
2-30°C
[Na+].[Na+].[O-]S([O-])(=O)=O
1S/2Na.H2O4S/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2
PMZURENOXWZQFD-UHFFFAOYSA-L
13 - Non Combustible Solids
WGK 1
Eyeshields, Gloves, type N95 (US)