1.02481

Chromium(III) nitrate nonahydrate

for analysis EMSURE^®

• 同義詞: Chromium(III) nitrate nonahydrate, Chromic Nitrate
• 線性公式: Cr(NO₃)₃ · 9H₂O
• CAS號碼: 7789-02-8
• 分子量：: 400.15
• MDL號碼: MFCD00149659
• 分類程式碼代碼: 12352302
• 酶委員會索引編號: 236-921-1
• NACRES: NA.21

屬性

• 品質等級: 300
• 產品線: EMSURE^®
• 化驗: ≥98.0% (iodometric)
• 形狀: solid
• 效力: 3250 mg/kg LD₅₀, oral (Rat)
• 雜質: ≤0.05% Substances not precipitated by ammonia (as sulfates)
• pH值: 2-3 (20 °C, 50 g/L in H₂O)
• mp: 36-37 °C
• 溶解度: 810 g/L
• 體積密度: 710 kg/m³
• 負離子痕跡: chloride (Cl^-): ≤0.002%; sulfate (SO₄^2-): ≤0.005%
• 正離子痕跡: Cu: ≤0.001%; Fe: ≤0.01%; NH₄⁺: ≤0.002%
• 儲存溫度: 15-25°C
• SMILES 字串: [Cr](O[N+](=O)[O-])(O[N+](=O)[O-])O[N+](=O)[O-]
• InChI: 1S/Cr.3NO3/c;3*2-1(3)4/q+3;3*-1
• InChI 密鑰: PHFQLYPOURZARY-UHFFFAOYSA-N

描述

分析報告

Assay (iodometric): ≥ 98.0 %
pH-value (5 %; water): 2.0 - 3.0
Chloride (Cl): ≤ 0.002 %
Sulfate (SO₄): ≤ 0.005 %
Cu (Copper): ≤ 0.001 %
Fe (Iron): ≤ 0.01 %
NH₄ (Ammonium): ≤ 0.002 %
Substances not precipitated by ammonia (as sulfates): ≤ 0.05 %

法律資訊

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

安全資訊

• 象形圖: GHS03,GHS07
• 訊號詞: Warning
• 危險聲明: H272 - H315 - H317 - H319 - H412
• 防範說明: P210 - P220 - P273 - P280 - P302 + P352 - P305 + P351 + P338
• 危險分類: Aquatic Chronic 3 - Eye Irrit. 2 - Ox. Sol. 3 - Skin Irrit. 2 - Skin Sens. 1B
• 儲存類別代碼: 5.1B - Oxidizing hazardous materials
• 水污染物質分類（WGK）: WGK 3
• 閃點（°F）: Not applicable
• 閃點（°C）: Not applicable