<br /> Empirical Formula (Hill Notation): Na2O4S · 10H2O CAS号: 7727-73-3 分子量: 322.20 MDL编号: MFCD00149189 EC索引号: 231-820-9">
ACS reagent
300
reag. Ph. Eur.
EMSURE®
≥99.0% (alkalimetric)98.5-101% dry basis (alkalimetric)
crystals
≤0.01% Insoluble matter
52.0-57.0% loss on drying, 130 °C
5.2-8.0 (25 °C, 50 g/L in H2O, anhydrous substance)
32.4 °C
1.464 g/cm3
700 kg/m3
chloride (Cl-): ≤0.0003%phosphate (PO43-): ≤0.0005%
As: ≤0.0001%Ca: ≤0.002%Fe: ≤0.0005%K: ≤0.002%Mg: ≤0.001%N: ≤0.0003%heavy metals (as Pb): ≤0.0003%
15-25°C
1S/2Na.H2O4S.10H2O/c;;1-5(2,3)4;;;;;;;;;;/h;;(H2,1,2,3,4);10*1H2/q2*+1;;;;;;;;;;;/p-2
RSIJVJUOQBWMIM-UHFFFAOYSA-L
13 - Non Combustible Solids
WGK 1