硫酸钠十水合物，Sodium sulfate decahydrate；for analysis EMSURE® ACS,Reag. Ph Eur

等级

ACS reagent

质量水平

300

Agency

reag. Ph. Eur.

产品线

EMSURE^®

检测方案

≥99.0% (alkalimetric)
98.5-101% dry basis (alkalimetric)

形式

crystals

杂质

≤0.01% Insoluble matter

缺失

52.0-57.0% loss on drying, 130 °C

pH值（酸碱度）

5.2-8.0 (25 °C, 50 g/L in H₂O, anhydrous substance)

mp

32.4 °C

密度

1.464 g/cm³

堆积密度

700 kg/m³

痕量阴离子

chloride (Cl^-): ≤0.0003%
phosphate (PO₄^3-): ≤0.0005%

痕量阳离子

As: ≤0.0001%
Ca: ≤0.002%
Fe: ≤0.0005%
K: ≤0.002%
Mg: ≤0.001%
N: ≤0.0003%
heavy metals (as Pb): ≤0.0003%

储存温度

15-25°C

InChI

1S/2Na.H2O4S.10H2O/c;;1-5(2,3)4;;;;;;;;;;/h;;(H2,1,2,3,4);10*1H2/q2*+1;;;;;;;;;;;/p-2

InChI key

RSIJVJUOQBWMIM-UHFFFAOYSA-L