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About This Item
经验公式（希尔记法）:
CBaO3
CAS号:
分子量:
197.34
MDL编号:
UNSPSC代码:
12352302
EC索引号:
208-167-3
NACRES:
NA.21
等级
ACS reagent
质量水平
Agency
reag. Ph. Eur.
产品线
EMSURE®
检测方案
99.0-101.0% (BaCO3 basis, complexometric)
形式
solid
效能
418 mg/kg LD50, oral (Rat)
杂质
≤0.002 meq/g Total of alkali (water soluble)
≤0.005% Oxidizing Substances (as NO3)
≤0.015% Substances insoluble in hydrochloric acid
pH值（酸碱度）
7-8 (16 °C, 0.016 g/L in H2O)
mp
>1450 °C (decomposition)
溶解性
0.02 g/L
密度
4.43 g/cm3 at 20 °C
堆积密度
350 kg/m3
痕量阴离子
chloride (Cl-): ≤0.002%
sulfide (S2-): ≤0.001%
痕量阳离子
Ca: ≤0.02%
Fe: ≤0.001%
K: ≤0.005%
Na: ≤0.02%
Sr: ≤0.3%
heavy metals: ≤0.001%
储存温度
2-30°C
InChI
1S/CH2O3.Ba/c2-1(3)4;/h(H2,2,3,4);/q;+2/p-2
InChI key
AYJRCSIUFZENHW-UHFFFAOYSA-L
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分析说明
Assay (complexometric, BaCO₃): 99.0 - 101.0 %
Substances insoluble in hydrochloric acid: ≤ 0.015 %
Chloride (Cl): ≤ 0.002 %
Sulphide (S): ≤ 0.001 %
Heavy metals (ACS): ≤ 0.001 %
Ca (Calcium): ≤ 0.02 %
Fe (Iron): ≤ 0.001 %
K (Potassium): ≤ 0.005 %
Na (Sodium): ≤ 0.02 %
Sr (Strontium): ≤ 0.3 %
Total of alkali (water soluble): ≤ 0.002 meq/g
Oxidizing Substances (as NO₃): ≤ 0.005 %
Substances insoluble in hydrochloric acid: ≤ 0.015 %
Chloride (Cl): ≤ 0.002 %
Sulphide (S): ≤ 0.001 %
Heavy metals (ACS): ≤ 0.001 %
Ca (Calcium): ≤ 0.02 %
Fe (Iron): ≤ 0.001 %
K (Potassium): ≤ 0.005 %
Na (Sodium): ≤ 0.02 %
Sr (Strontium): ≤ 0.3 %
Total of alkali (water soluble): ≤ 0.002 meq/g
Oxidizing Substances (as NO₃): ≤ 0.005 %
法律信息
EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany
警示用语：
Warning
危险声明
危险分类
Acute Tox. 4 Oral
储存分类代码
13 - Non Combustible Solids
WGK
WGK 1
闪点(°F)
Not applicable
闪点(°C)
Not applicable
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