1.01714

Barium carbonate

for analysis EMSURE^® ACS,Reag. Ph Eur

• 别名: Barium carbonate
• 经验公式（希尔记法）: CBaO₃
• CAS号: 513-77-9
• 分子量: 197.34
• MDL號碼: MFCD00003448
• 分類程式碼代碼: 12352302
• 酶委員會索引編號: 208-167-3
• NACRES: NA.21

属性

• 等級: ACS reagent
• 品質等級: 300
• agency: reag. Ph. Eur.
• 產品線: EMSURE^®
• 化驗: 99.0-101.0% (BaCO₃ basis, complexometric)
• 形狀: solid
• 效力: 418 mg/kg LD₅₀, oral (Rat)
• 雜質: ≤0.002 meq/g Total of alkali (water soluble); ≤0.005% Oxidizing Substances (as NO₃); ≤0.015% Substances insoluble in hydrochloric acid
• pH值: 7-8 (16 °C, 0.016 g/L in H₂O)
• mp: >1450 °C (decomposition)
• 溶解度: 0.02 g/L
• 密度: 4.43 g/cm³ at 20 °C
• 體積密度: 350 kg/m³
• 負離子痕跡: chloride (Cl^-): ≤0.002%; sulfide (S^2-): ≤0.001%
• 正離子痕跡: Ca: ≤0.02%; Fe: ≤0.001%; K: ≤0.005%; Na: ≤0.02%; Sr: ≤0.3%; heavy metals: ≤0.001%
• 儲存溫度: 2-30°C
• InChI: 1S/CH2O3.Ba/c2-1(3)4;/h(H2,2,3,4);/q;+2/p-2
• InChI 密鑰: AYJRCSIUFZENHW-UHFFFAOYSA-L

说明

分析報告

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 %

法律資訊

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

安全信息

• 象形圖: GHS07
• 訊號詞: Warning
• 危險聲明: H302
• 防範說明: P264 - P270 - P301 + P312 - P501
• 危險分類: Acute Tox. 4 Oral
• 儲存類別代碼: 13 - Non Combustible Solids
• 水污染物質分類（WGK）: WGK 1
• 閃點（°F）: Not applicable
• 閃點（°C）: Not applicable