32403 碘化钠 AR 500g 675
32404 碘化钠 AR 100g 155
无色立方晶体或白色结晶性粉末。无臭、味咸苦。 易溶于水，溶于甲醇、乙醇、丙酮、甘油、液氨和液体二氧化硫。水溶液呈微碱性。 熔点 661 °C(lit.) 沸点 1300 °C 密度 3.66 折射率 1.7745 闪点 1300-1304°C
Q/(HG)SJ 032-91 99.999% metals basis: 外观Appearance white Powder/Crystals X-射线衍射分析X-Ray Diffraction Conforms to Structure 纯度Purity ≥99.999% Based on Trace Metals Impurities of ICP ICP Assay Confirms Na component 碘I(titrationwith silver nitrate) 83.5%-86.5% 痕量金属分析total metallic impurities ≤20ppm by ICP Atomic emission 项目Item 分析纯 化学纯 (AR) (CP) 含量(NaI)Assay,% ≥99.5 99.0 水不溶物Insiluble matter in water,% ≤0.005 0.005 氯化物(Cl)Chloride,% ≤0.03 0.1 碘酸盐(IO 3 )Iodate,% ≤0.005 0.01 硫酸盐(SO 4 )Sulfate ,% ≤0.005 0.01 总氮量(N)Total nitrogen,% ≤0.001 0.005 镁(Mg)Magnesium,% ≤0.005 0.001 钙(Ca)Calcium,% ≤0.001 0.005 铁(Fe)Iron,% ≤0.0002 0.0005 钡(Ba)Barium,% ≤0.00005 0.0001 重金属(以Pb计)Heavy metals,% ≤0.0005 0.001 ACS级 项目名称　 ACS Grade 含量Assay ≥99.5% "pH(5%,25.0℃)"pH of a 5% solution at 25.0℃ 6.0-9.0 水不溶物Insoluble matter ≤0.01% 氯化物和溴化物(以Cl计)Chloride and bromide ≤0.01% 碘酸盐(IO 3 )Iodidi ≤0.0003% 磷酸盐(PO 4 )Phosphate ≤0.001% 硫酸盐(SO 4 )Sulfate ≤0.005% 钡(Ba)Barium ≤0.002% 重金属(以Pb计)Heavy metals ≤5ppm 铁(Fe)Iron ≤5ppm 钙(Ca)Calcium ≤0.002% 镁(Mg)Magnesium ≤0.001% 钾(K)Potassium ≤0.01% 品级Grade 药典级 (Ph. Eur., BP, USP) 含量assay 99-100.5% (calc. to the dried substance) 碱反应杂质alkalic reac. Impurities, complies 硫代硫酸钡barium and thiosulfate, complies 有机挥发物organic volatile impurities(GC), complies 残留溶剂residual solvents, in accordance 重金属heavy metals (as Pb) ≤0.0005% 总氮total nitrogen (N) ≤0.003% 硫代物thiosulfate (S2O3) ≤0.005% 游离碱free alkali (as NaOH) ≤0.02% 水分water (Karl Fischer) ≤2% 干燥损失loss on drying, 105 °C ≤2% 溴、氯bromide, chloride (as Cl-): ≤300 ppm 碘酸钾iodate (IO3-): ≤2 ppm 硫酸根sulfate (SO42-): ≤100 ppm Fe: ≤5 ppm K: ≤500 ppm 溶解性suitability for appearance of solution complies 99.99% metals basis: 外观Appearance white Powder/Crystals X-射线衍射分析X-Ray Diffraction Conforms to Structure 纯度Purity ≥99.99% Based on Trace Metals Impurities of ICP ICP Assay Confirms Na component 碘I(titrationwith silver nitrate) 83.0%-86.4% 痕量金属分析total metallic impurities ≤100ppm by ICP Atomic emission
危险品标志 Xi WGK Germany 1 RTECS号 WB6475000 F 8 危险类别码 36/38-36/37/38 安全说明 26
用途 用作制备各类碘化合物的原料，也用于医药、照相等 用途 用作分析试剂和碘的助溶剂，也用于制药工业 用途 用作分析试剂和制备单晶的原料