氯化锰四水合物 [四水氯化锰]，Manganese(II) chloride tetrahydrate；for analysis EMSURE® ACS, 99.0-101.0% (complexometric)

等级

ACS reagent

质量水平

300

产品线

EMSURE^®

测定

99.0-101.0% (complexometric)

形式

solid

效能

1484 mg/kg LD₅₀, oral (Rat)

杂质

≤0.0005% Substances reducing potassium permanganate (as O)
≤0.005% Insoluble matter
≤0.2% Substances not precipitated by ammonium sulfide (as SO₄)

pH值（酸碱度）

3.5-6 (25 °C, 50 g/L in H₂O)

bp

1190 °C/1013 hPa (anhydrous substance)

mp

650 °C (anhydrous substance)

溶解性

1980 g/L

密度

2.01 g/cm³ at 20 °C

堆积密度

1150 kg/m³

痕量阴离子

sulfate (SO₄^2-): ≤0.002%

痕量阳离子

Ca: ≤0.001%
Cu: ≤0.0005%
Fe: ≤0.0005%
K: ≤0.001%
Mg: ≤0.005%
Na: ≤0.005%
Pb: ≤0.0005%
Zn: ≤0.001%
heavy metals (as Pb): ≤0.0005%

储存温度

2-30°C

InChI

1S/2ClH.Mn.4H2O/h2*1H;;4*1H2/q;;+2;;;;/p-2

InChI key

CNFDGXZLMLFIJV-UHFFFAOYSA-L