产地/厂商 | 河北华阳 | 含≥ | 99.5(%) | 执行标准 | DC-001 | 产品等级 | 级品 | CAS | 达标 |
CAS:5329-14-6 | 级别:分析纯AR | 产品规格:500g | 含:99.5(%) | 用途类别:标准品 | 属性:属性值 |
标准 | | | 项目Item 分析纯 化学纯 (AR) (CP) 含(HOSO2NH2)Assay,% ≥ 99.5 99.0 澄清度试验Clarity 合格 合格 水不溶物Insoluble matter in water,% ≤ 0.01 0.02 灼残渣(以盐计)Ignition residue,% ≤ 0.005 0.001 物(Cl)Chloride,% ≤ 0.001 0.001 盐(SO4)Sulfate,% ≤ 0.05 0.5 铁(Fe)Iron,% ≤ 0.002 0.0005 重金属(以Pb计)Heavy metals,% ≤ 0.001 0.001
品级Grade ACS级
(ACS reagent)
含(H2NSO2OH)Assay 99.3-100.3% 水不溶物Insoluble matter ≤0.01% 灼残渣Residue after ignition ≤0.01% 物(Cl)Chloride(Cl) ≤0.001% 盐(SO4)Sulfate ≤0.05% 重金属(以Pb计)Heavy metals(as Pb) ≤0.001% 铁(Fe)Iron(Fe) ≤5ppm
99.99% metals basis:
外观Appearance White Powder or Crystals 红外光谱Infrared spectrometry Conforms to Structure
纯度Purity ≥99.99% Based on Trace Metals Impurities 总痕金属杂total metallic impurities ≤100ppm by ICP Atomic emission | 贮存 | 密封干燥保存。 | 用途 | 碱滴定法标准,络合掩蔽剂,有机微分析测定氮和的标准 |
|
|