13471
亚硫酸钠
puriss., meets analytical specification of Ph. Eur., BP, NF, anhydrous, 95.0-100.0% (iodometric)
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关于此项目
线性分子式:
Na2SO3
化学文摘社编号:
分子量:
126.04
EC 号:
MDL编号:
UNSPSC代码:
12352302
PubChem化学物质编号:
NACRES:
NA.22
质量水平
等级
puriss.
方案
95.0-100.0% (iodometric)
表单
solid
质量
meets analytical specification of Ph. Eur., BP, NF
杂质
residual solvents, complies
≤0.001% heavy metals (as Pb)
≤0.05% thiosulfate (S2O3)
pH值（酸碱度）
9.0-10.5 (25 °C, 126 g/L)
痕量阴离子
chloride (Cl-): ≤200 mg/kg
痕量阳离子
Fe: ≤10 mg/kg
Se: ≤10 mg/kg
Zn: ≤10 mg/kg
适用性
complies for appearance of solution
SMILES字符串
[Na+].[Na+].[O-]S([O-])=O
InChI
1S/2Na.H2O3S/c;;1-4(2)3/h;;(H2,1,2,3)/q2*+1;/p-2
InChI key
GEHJYWRUCIMESM-UHFFFAOYSA-L
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