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Merck
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安全信息

1.05545

Supelco

Potassium hydroxide solution

47%, for analysis EMSURE®

别名:

47% KOH溶液

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About This Item

UNSPSC代码:
12352305
NACRES:
NA.21

产品名称

氢氧化钾溶液47%, for analysis EMSURE®

质量水平

产品线

EMSURE®

表单

liquid

浓度

46.0-48.0% KOH

杂质

≤0.0001% As (Arsenic)
≤0.0003% Total nitrogen (N)
≤0.0005% Ca (Calcium)
≤0.0005% Cu (Copper)
≤0.0005% Fe (Iron)
≤0.0005% Heavy metals (as Pb)
≤0.0005% Mg (Magnesium)
≤0.0005% Ni (Nickel)
≤0.0005% Pb (Lead)
≤0.0005% Phosphate (PO4)
≤0.0005% Zn (Zinc)
≤0.001% Al (Aluminium)
≤0.002% Sulfate (SO4)
≤0.004% Chloride (Cl)
≤1.0% Carbonate (as K2CO3)

pH值(酸碱度)

>13.5 (20 °C in H2O)

储存温度

2-30°C

分析说明

含量测定(酸量滴定法):46.0 - 48.0 %
碳酸盐(以K₂CO₃计): ≤ 1.0 %
氯化物(Cl): ≤ 0.004 %
磷酸盐(PO₄): ≤ 0.0005 %
硫酸盐(SO₄): ≤ 0.002 %
总氮(N): ≤ 0.0003 %
重金属(以铅计): ≤ 0.0005 %
Al(铝): ≤ 0.001 %
As(砷): ≤ 0.0001 %
Ca(钙): ≤ 0.0005 %
Cu(铜): ≤ 0.0005 %
Fe(铁): ≤ 0.0005 %
Mg(镁): ≤ 0.0005 %
Ni(镍): ≤ 0.0005 %
Pb(铅): ≤ 0.0005 %
Zn(锌): ≤ 0.0005 %

法律信息

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

象形图

CorrosionExclamation mark

警示用语:

Danger

危险声明

危险分类

Acute Tox. 4 Oral - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1A

储存分类代码

8B - Non-combustible, corrosive hazardous materials

WGK

WGK 1

法规信息

危险化学品

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