生产厂家,大量优质现货。可提供符合客户要求的包装规格。
无色透明、易燃易挥发液体。有酒的气味和刺激性辛辣味。 溶于水、甲醇、乙醚和氯仿。能溶解许多有机化合物和若干无机化合物。熔点 -114°C沸点 78°C密度 0.79折射率 1.3614FEMA 2419闪点 12°C
品级Grade 分子生物学专用 (for molecular biology, ≥99.8%)含量assay ≥99.8%DNA酶DNases, none detected高锰酸钾还原物质KMnO4-reducing substances, in accordanceRNA酶RNases, none detected不溶物insoluble matter, passes filter test磷酸酶phosphatases, none detected蛋白酶proteases, none detected遇硫酸变黑物质substances darkened by H2SO4, in accordance游离碱free alkali (as NH3) ≤0.0004% 醛aldehyde (as CH3CHO) ≤0.001% 甲醛formaldehyde (as HCHO) ≤0.001%酮ketone (as CH3COCH3) ≤0.001%游离酸free acid (as CH3COOH) ≤0.002%甲醇methanol (CH3OH) ≤0.1% 水分water ≤0.02%蒸发残渣evapn. residue ≤0.001% Al: ≤0.5 ppm Ba: ≤0.1 ppm Bi: ≤0.1 ppm Ca: ≤0.5 ppm Cd: ≤0.05 ppm Co: ≤0.02 ppm Cr: ≤0.02 ppm Cu: ≤0.1 ppm Fe: ≤0.1 ppm K: ≤0.5 ppm Li: ≤0.1 ppm Mg: ≤0.1 ppm Mn: ≤0.02 ppm Mo: ≤0.1 ppm Na: ≤1 ppm Ni: ≤0.02 ppm Pb: ≤0.1 ppm Sr: ≤0.1 ppm Zn: ≤0.1 ppm
西安三浦化学试剂有限公司
联系商家时请提及chemicalbook,有助于交易顺利完成!
三浦化学试剂