商品名:丙酸
别 名:初油酸,甲基乙酸,乙基甲酸
Propanoic acid
Propanyl acid
丙酸;初油酸;甲基乙酸;乙基甲酸;丙酸 PROPIONIC ACID;丙酸, 99+%
英文名:Propionic acid, pure, 99%
产 地:湖南
Cas号:79-09-4
MDL:MFCD00002756
Beilstein:506071
EINECS:201-176-3
分子结构:
分子式:C3H6O2; C3H5OOH
分子量:74.0800
备注:以上描述,仅作参考,并不表示您收到的产品,与此项描述完全相符,产品的出厂标准,请参见质量标准。
性状:无色透明易燃液体。稍有刺鼻的恶臭气味。能与水混溶,溶于乙醇、氯仿和乙醚。易燃。低毒,半数致死量(大鼠,经口)4.29g/kg。有腐蚀性。爆炸极限2.1%-12%。
熔点:-21.5℃
沸点:141.1℃
黏度:1.175
闪点:58℃
密度:0.992
折光率n20/D:1.3848
质量标准:Q/(HG)SJ 219-92
项目Item 化学纯 分析纯
(CP) (AR)
含量Assay,% ≥ 99.0 99.5
密度(20℃)Density,g/ml 0.991~0.995 0.991~0.995
沸程Boiling range,℃ 137~141 139~141
灼烧残渣(以硫酸盐计)Ignition residue,% ≤ 0.01 ≤ 0.01
氯化物(Cl)Chloride,% ≤ 0.001 ≤ 0.0005
铁(Fe)Iron,% ≤ 0.001 ≤ 0.0005
重金属(以Pb计)Heavy metals,% ≤ 0.001 ≤0.0005
品级Grade ACS级
(ACS reagent, ≥99.5%)
外观Appearance Colorless Liquid
红外光谱Infrared spectrometry Conforms to Structure
纯度Purity (Titration by NaOH) ≥99.50 %
水分Water (by Karl Fischer) ≤0.15 %
灼烧残渣Residue on Evaporation ≤0.01 %
色度Color Test ≤20 APHA
碳化合物Carbonyl compounds ≤0.002 %
重金属Heavy Metal (as Lead) ≤0.001 %
还原性物质Reducing Substances ≤0.10 %
≥99.5%, FCC, FG:
外观Appearance Colorless Liquid
红外光谱鉴别Infrared spectrometry Conforms to Structure
纯度Purity (Titration by NaOH) 99.5 - 100.5 %
相对密度Specific gravity (20/20°C) 0.993 - 0.997 g/cm3
折光率Refractive index n20/D 1.3840 - 1.3880
水分Water (by Karl Fischer) ≤0.15 %
醛Aldehyde (Passes Aldehyde test) Pass
蒸发残渣Residue on Evaporation ≤0.01 %
沸点Boiling Point by DSC 138.500 - 142.500 °C
酸值Acid Value ≤2.00
砷Arsenic (As) ≤3 ppm
镉Cadmium (Cd) ≤1 ppm
汞Mercury (Hg) ≤1 ppm
铅Lead (Pb) ≤10 ppm
杂项检测Miscellaneous Assay Pass
(Passes Oxidizable Substance Test)
品级Grade 昆虫细胞培养级
(for insect cell culture, ≥99.5%)
外观Appearance Colorless Liquid
红外光谱鉴别Infrared spectrometry Conforms to Structure
纯度Purity(GC) ≥99.5%
纯度Purity(Titration by NaOH) 99.5 - 100.5 %
昆虫细胞培养测试Insect Cell Test Pass
存储:密封保存。
用途:测定芳香族二胺类,气相色谱分析标准。
昆虫细胞培养级用于昆虫细胞培养中抑制霉菌的生长。
联合编号:3463
RISK:
Safety:
Hazard: