HG/T 3-985-76
项目Item 分析纯 化学纯
(AR) (CP)
含量(C10H16N2O8)Assay,% ≥ 99.5 98.5
氯化物(Cl)Chloride,% ≤ 0.05 0.1
硫酸盐(SO4)Sulfate,% ≤ 0.05 0.1
灼烧残渣(以硫酸盐计)Ignition residue,% ≤ 0.1 0.3
碳酸钠溶液溶解试验Solubility(in sodium carbonate solution) 合格 合格
铁(Fe)Iron,% ≤ 0.001 0.001
重金属(以Pb计)Heavy metals,% ≤ 0.001 0.001
ACS级
项目名称Item ACS Grade
含量(C10H16N2O8)Assay 99.4-100.6%
氨水不溶物Insoluble in dilute ammonium hydroxide ≤0.005%
灼烧残渣Residue after ignition ≤0.2%
氨基三乙酸[(HOCOCH2)3N]Nitrilotriacetic acid ≤0.1%
钙(Ca)Calcium(Ca) ≤0.001%
镁(Mg)Magnesium(Mg) ≤5ppm
重金属(以Pb计)Heavy metals(as Pb) ≤0.001%
铁(Fe)Iron(Fe) ≤0.005%
99%,用于细胞培养:
品级Grade 用于细胞培养
外观Appearance 白色至类白色粉末
红外光谱鉴别Infrared spectrometry Conforms
纯度Purity ≥99.0% (滴定)
碱溶解试验solubility in NaOH 合格,160MG/ML IN 3M NaOH
干燥损失LOSS ON DRYING ≤ 1%
细胞培养测试CELL CULTURE TEST PASS
99.995%:
外观Appearance 白色粉末或结晶粉末
红外光谱鉴别Infrared spectrometry Conforms to Structure
纯度Purity ≥99.995% Based On Trace Metals Analysis
痕量金属分析Trace Metal Analysis ≤60ppm by ICP Atomic emission
(Na、Sc、Th、Mg、Ca、U、Ti、Al、V、Si、Pb、Bi、Fe) |
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