439142

氯仿

suitable for HPLC, ≥99.8%, contains 0.5-1.0% ethanol as stabilizer

• 同義詞: 三氯甲烷
• 經驗公式（希爾表示法）: CHCl₃
• CAS號碼: 67-66-3
• 分子量：: 119.38
• Beilstein: 1731042
• MDL號碼: MFCD00000826
• 分類程式碼代碼: 12190000
• PubChem物質ID: 24867327
• bp: 60.5-61.5 °C (lit.)

屬性

• 等級: HPLC grade
• 品質等級: 100
• 蒸汽密度: 4.1 (vs air)
• 蒸汽壓力: 160 mmHg ( 20 °C)
• 化驗: ≥99.8%
• 形狀: liquid
• 包含: 0.5-1.0% ethanol as stabilizer
• 包裝: PVC-coated bottle of 4, 4x4 L
• 技術: HPLC: suitable
• 雜質: <0.01% water
• 蒸發殘留物: <0.0003%
• 顏色: APHA: ≤10
• 折射率: n20/D 1.445 (lit.)
• bp: 60.5-61.5 °C (lit.)
• mp: −63 °C (lit.)
• 密度: 1.48 g/mL at 25 °C; 1.492 g/mL at 25 °C (lit.)
• 正離子痕跡: Pb: ≤0.05 ppm
• &lambda ；: H₂O reference
• 紫外吸收: λ: 245 nm A_max: 1.00; λ: 255 nm A_max: 0.15; λ: 260 nm A_max: 0.15; λ: 270 nm A_max: 0.02; λ: 290-400 nm A_max: 0.01
• 應用: food and beverages
• SMILES 字串: ClC(Cl)Cl
• InChI: 1S/CHCl3/c2-1(3)4/h1H
• InChI 密鑰: HEDRZPFGACZZDS-UHFFFAOYSA-N

描述

一般說明

Chloroform is a colorless, volatile chlorinated organic solvent whose vapors have a narcotic effect. It is susceptible to degradation with time, which can be suppressed by adding ethanol as a stabilizer. Since ethanol is added in higher concentration it leads to increase in polarity which may have a potential influence on some of the applications. Reports suggest that chloroform stabilized with ethanol reduces chances on creating artifacts during the chromatographic separation after extraction of anthracyclines from biological matrices.

應用

Chloroform was used as an organic phase in the methylene blue (MB) two-phase titration process for estimating the cationic surfactant content in high salinity brine.
It may be used as:

• Solvent for electropolymerization.
• Solvent for recrystallization.
• Extractant in solvent extraction process.

包裝

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安全資訊

• 象形圖: GHS06,GHS08
• 訊號詞: Danger
• 危險聲明: H302,H315,H319,H331,H336,H351,H361d,H372
• 防範說明: P202 - P301 + P312 - P302 + P352 - P304 + P340 + P311 - P305 + P351 + P338 - P308 + P313
• 危險分類: Acute Tox. 3 Inhalation - Acute Tox. 4 Oral - Carc. 2 - Eye Irrit. 2 - Repr. 2 - Skin Irrit. 2 - STOT RE 1 Oral - STOT SE 3
• 標靶器官: Central nervous system, Liver,Kidney
• 儲存類別代碼: 6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
• 水污染物質分類（WGK）: WGK 3
• 閃點（°F）: does not flash
• 閃點（°C）: does not flash