半岛bd体育手机客户端 说明
分析说明
Assay (complexometric, BaCO?): 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 NO?): ≤ 0.005 %
法律信息
EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany
基本信息
| 经验(实验)分子式 | CBaO3 |
| 分子量 | 197.34 |
| MDL编号 | MFCD00003448 |
| EC索引号 | 208-167-3 |
半岛bd体育手机客户端 性质
| 质量水平 | 300 |
| 等级 | ACS reagent |
| agency | reag. Ph. Eur. |
| 测定 | 99.0-101.0% (BaCO3basis, complexometric) |
| 形式 | solid |
| 效能 | 418 mg/kg LD50, oral (Rat) |
| pH值(酸碱度) | 7-8 (16 ℃, 0.016 g/L in H2O) |
| mp | >1450 ℃ (decomposition) |
| 溶解性 | 0.02 g/L |
| 密度 | 4.43 g/cm3at 20 ℃ |
| 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℃ |
| InChI | 1S/CH2O3.Ba/c2-1(3)4;/h(H2,2,3,4);/q;+2/p-2 |
| InChI key | AYJRCSIUFZENHW-UHFFFAOYSA-L |
安全信息
| 象形图 |  |
| 警示用语： | Warning |
| 危险声明 | H302 |
| 预防措施声明 | P264 - P270 - P301 + P312 - P501 |
| 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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