项目Item 化学纯
(CP)
含量Assay,% ≥97.0
聚合物Polymers 合格
灼烧残渣(以硫酸盐计)Ignition residue,% ≤0.1
项目 电泳专用
(for electrophoresis, ≥99.0% (T))
纯度Purity (HPLC) ≥98 %
纯度Purity (T) ≥99 %
游离丙烯酸free acrylic acid ≤0.05%
电导率conductivity ,at 20 °C (50 mg/ml water) <5 μS/cm
水溶性solubility H2O: soluble20 mg/mL at 20 °C, clear, colorless
紫外吸收A290 UV absorbance ≤0.2 ,1% in H2O
氯chloride (Cl-): ≤50 ppm
硫酸根sulfate (SO42-): ≤50 ppm
电泳实验Electrophoresis test Pass
蛋白酶Protease Detection None Detected
铁Iron (Fe) ≤40 ppm
镁Magnesium (Mg) ≤40 ppm
项目 分子生物学专用
(for molecular biology, ≥99.0% (T))
纯度Purity (HPLC) ≥98 %
纯度Purity (T) ≥99 %
游离丙烯酸free acrylic acid ≤0.05%
电导率conductivity ,at 20 °C (50 mg/ml water) <5 μS/cm
水溶性solubility H2O: soluble20 mg/mL at 20 °C, clear, colorless
紫外吸收A290 UV absorbance ≤0.2 ,1% in H2O
氯chloride (Cl-): ≤50 ppm
硫酸根sulfate (SO42-): ≤50 ppm
铁Iron (Fe) ≤40 ppm
镁Magnesium (Mg) ≤40 ppm
DNA酶DNases, none detected
RND酶RNases, none detected
不溶物insoluble matter, passes filter test
磷酸酶phosphatases, none detected
蛋白酶proteases, none detected
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