等级
ACS reagent
质量水平
产品线
EMSURE®
检测方案
≥99.0% ((NH4)4Ce(SO4)4·2H2O basis, potentiometry)
形式
solid
杂质
≤0.005% Substances insoluble in diluted sulfuric acid
pH值（酸碱度）
1.2 (20 °C, 100 g/L in H2O)
堆积密度
800 kg/m3
痕量阴离子
chloride (Cl-): ≤0.001%
phosphate (PO43-): ≤0.005%
痕量阳离子
Fe: ≤0.005%
heavy metals (as Pb): ≤0.005%
储存温度
15-25°C
InChI
1S/Ce.H3N.H2O4S.H2O/c;;1-5(2,3)4;/h;1H3;(H2,1,2,3,4);1H2
InChI key
AAXMWILTYFSCCH-UHFFFAOYSA-N
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分析说明
Assay (potentiometric, (NH4)₄Ce(SO₄)₄· 2 H₂O): ≥ 99.0 %
Substances insoluble in diluted sulfuric acid: ≤ 0.005 %
Chloride (Cl): ≤ 0.001 %
Phosphate (PO₄): ≤ 0.005 %
Heavy metals (as Pb): ≤ 0.005 %
Fe (Iron): ≤ 0.005 %
Substances insoluble in diluted sulfuric acid: ≤ 0.005 %
Chloride (Cl): ≤ 0.001 %
Phosphate (PO₄): ≤ 0.005 %
Heavy metals (as Pb): ≤ 0.005 %
Fe (Iron): ≤ 0.005 %
法律信息
EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany
WGK
WGK 3
闪点(°F)
Not applicable
闪点(°C)
Not applicable
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