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Merck
CN

28-4000

Sigma-Aldrich

偏亚硫酸氢钠

SAJ special grade, ≥97.0%

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别名:
偏二亚硫酸钠, 焦亚硫酸钠
线性分子式:
Na2S2O5
CAS号:
分子量:
190.11
EC 号:
MDL编号:
UNSPSC代码:
12352300
PubChem化学物质编号:

等级

SAJ special grade

检测方案

≥97.0%

形式

powder

存货情况

available only in Japan

pH值(酸碱度)

4.5 (20 °C, 50 g/L)

mp

>300 °C (lit.)

SMILES字符串

[Na+].[Na+].[O-]S(=O)S([O-])(=O)=O

InChI

1S/2Na.H2O5S2/c;;1-6(2)7(3,4)5/h;;(H,1,2)(H,3,4,5)/q2*+1;/p-2

InChI key

HRZFUMHJMZEROT-UHFFFAOYSA-L

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象形图

CorrosionExclamation mark

警示用语:

Danger

危险声明

危险分类

Acute Tox. 4 Oral - Eye Dam. 1

补充剂危害

WGK

WGK 1

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

dust mask type N95 (US), Eyeshields, Gloves

法规信息

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