1.01036

Chromium(III) potassium sulfate dodecahydrate

for analysis EMSURE^® ACS,Reag. Ph Eur

• 别名: Chromium(III) potassium sulfate dodecahydrate, Potassium chromium(III) sulfate, Alum chrome
• 线性分子式: KCr(SO₄)₂ · 12H₂O
• CAS号: 7788-99-0
• 分子量: 499.40
• MDL號碼: MFCD00149917
• 分類程式碼代碼: 12352302
• 酶委員會索引編號: 233-401-6
• NACRES: NA.21

属性

• 等級: ACS reagent
• 品質等級: 300
• agency: reag. Ph. Eur.
• 產品線: EMSURE^®
• 化驗: 99.0-102.0% (iodometric)
• 形狀: solid
• 雜質: ≤0.01% Insoluble matter
• pH值: 3 (20 °C, 50 g/L in H₂O)
• mp: 89 °C
• 密度: 1.83 g/cm³ at 20 °C
• 體積密度: 800‑1000 kg/m³
• 負離子痕跡: chloride (Cl^-): ≤0.002%
• 正離子痕跡: Al: ≤0.005%; Cu: ≤0.001%; Fe: ≤0.010%; NH₄⁺: ≤0.010%; Pb: ≤0.005%; heavy metals (as Pb): ≤0.01%
• 儲存溫度: 15-25°C
• InChI: 1S/Cr.K.2H2O4S.12H2O/c;;2*1-5(2,3)4;;;;;;;;;;;;/h;;2*(H2,1,2,3,4);12*1H2/q+3;+1;;;;;;;;;;;;;;/p-4
• InChI 密鑰: ZFVHBEKVAITXHW-UHFFFAOYSA-J

说明

分析報告

Assay (iodometric): 99.0 - 102.0 %
Identity: passes test
Insoluble matter: ≤ 0.01 %
Chloride (Cl): ≤ 0.002 %
Heavy metals (as Pb): ≤ 0.01 %
Al (Aluminium): ≤ 0.005 %
Cu (Copper): ≤ 0.001 %
Fe (Iron): ≤ 0.010 %
NH₄ (Ammonium): ≤ 0.010 %
Pb (Lead): ≤ 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: H315 - H319
• 防範說明: P264 - P280 - P302 + P352 - P305 + P351 + P338 - P332 + P313 - P337 + P313
• 危險分類: Eye Irrit. 2 - Skin Irrit. 2
• 儲存類別代碼: 13 - Non Combustible Solids
• 水污染物質分類（WGK）: WGK 3