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Cobalt(II) acetate tetrahydrate

品牌
Supelco
CAS
6147-53-1
货号
1.02529
规格纯度
for analysis EMSURE® ACS
参考价格
3158.01 *本价格含增值税费
促销
数量
-+
产品介绍:

产品说明

分析说明

Assay (complexometric): 99.0 - 101.0 %
Insoluble matter: ≤ 0.01 %
pH-value (5 %; water): 6.0 - 8.0
Chloride (Cl): ≤ 0.001 %
Nitrate (NO₃): ≤ 0.01 %
Sulfate (SO₄): ≤ 0.005 %
Total nitrogen (N): ≤ 0.002 %
Ca (Calcium): ≤ 0.005 %
Cu (Copper): ≤ 0.0005 %
Fe (Iron): ≤ 0.001 %
K (Potassium): ≤ 0.01 %
Mg (Magnesium): ≤ 0.005 %
Na (Sodium): ≤ 0.01 %
Ni (Nickel): ≤ 0.02 %
Pb (Lead): ≤ 0.0005 %
Zn (Zinc): ≤ 0.001 %

法律信息

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

基本信息

线性分子式(CH3COO)2Co · 4 H2O
分子量249.08
MDL编号MFCD00149569
EC索引号200-755-8

产品性质

质量水平300
等级ACS reagent
测定99.0-101.0% (complexometric)
形式solid
pH值(酸碱度)7.2 (20 ℃, 50 g/L in H2O)
mp140 ℃ (Elimination of water of crystallisation)
溶解性 348 g/L
密度1.70 g/cm3 at 20 ℃
堆积密度850 kg/m3
痕量阴离子chloride (Cl-): ≤0.001%
nitrate (NO3-): ≤0.01%
sulfate (SO42-): ≤0.005%
痕量阳离子Ca: ≤ 0.005%
Cu: ≤ 0.0005%
Fe: ≤ 0.001%
K: ≤ 0.01%
Mg: ≤ 0.005%
N: ≤ 0.002%
Na: ≤ 0.01%
Ni: ≤ 0.02%
Pb: ≤ 0.0005%
Zn: ≤ 0.001%
储存温度2-30℃
InChI1S/2C2H4O2.Co.4H2O/c2*1-2(3)4;;;;;/h2*1H3,(H,3,4);;4*1H2/q;;+2;;;;/p-2
InChI keyZBYYWKJVSFHYJL-UHFFFAOYSA-L

安全信息

象形图GHS07GHS08GHS09
警示用语:Danger
危险声明H302 - H317 - H319 - H334 - H341 - H350i - H360F - H410
预防措施声明P273 - P280 - P301 + P312 - P302 + P352 - P305 + P351 + P338 - P308 + P313
危险分类Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1B Inhalation - Eye Irrit. 2 - Muta. 2 - Repr. 1B - Resp. Sens. 1 - Skin Sens. 1
储存分类代码6.1D - Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
WGKWGK 2

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