亚硫酸钠, anhydrous ≥98.0% (by iodometry), powder, BAKER ANALYZED® ACS, J.T.Baker®

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BAKR3922-01EA 888 CNY
BAKR3922-01 BAKR3922-05 BAKR3922-07
亚硫酸钠, anhydrous ≥98.0% (by iodometry), powder, BAKER ANALYZED® ACS, J.T.Baker®
亚硫酸钠
分子式: Na₂SO₃
分子量: 126.04 g/mol
溶点: > 500 °C
密度: 2.63 g/cm³ (20 °C)
存储条件: Ambient
MDL编号: MFCD00003503
CAS号: 7757-83-7
EINECS: 231-821-4
REACH: 01-2119537420-49
Merck Index: 13,08757

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产品技术规格

Meets ACS Reagent Chemical Requirements
For Laboratory,Research,or Manufacturing Use = 98.0 %
Assay (Na₂SO₃) (by iodometry) ≥98.0 %
Insoluble Matter ≤0.005 %
Free Acid Passes Test
Titrable Free Base (meq/g) ≤0.03
Chloride (Cl) ≤0.02 %
Heavy Metals (as Pb) ≤0.001 %
Trace Impurities - Iron (Fe) ≤0.001 %
Meets Reagent Specifications for testing USP/NF monographs


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