Name: 焦亚硫酸钾
Brand: SIAL

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About This Item

线性分子式:

K₂S₂O₅

CAS Number:

16731-55-8

分子量:

222.32

EC 号:

240-795-3

MDL编号:

MFCD00167605

UNSPSC代码:

85151701

PubChem化学物质编号:

329758155

NACRES:

NA.24

技术服务

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等级

analytical standard

质量水平

100

方案

≥98% (RT)

保质期

limited shelf life, expiry date on the label

技术

HPLC: suitable
gas chromatography (GC): suitable

溶解性

H₂O: 200 mg/mL, clear to very slightly hazy, colorless

应用

cleaning products
cosmetics
food and beverages
personal care

包装形式

neat

SMILES字符串

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

InChI

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

InChI key

RWPGFSMJFRPDDP-UHFFFAOYSA-L

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一般描述

Potassium disulfite (Potassium metabisulfite, PMB) is an inorganic salt with antimicrobial properties. It is a sulfiting agent that prevents browning of foods.

应用

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.