The independent directory of chemicals and chemical suppliers and producers.
BuyersGuideChem
About
Our service
Data listing
Supplier
Login
List your products and company data
Buyer
Search by product name
Advanced Search
Product Listing A-Z
CAS number
Close ×
Search by product name
Advanced Search
Product Listing A-Z
CAS number
Login
List your products and company data
Our service
Data listing
BGC
»
Product Search
»
CAS No. 7681-57-4
Suppliers for
CAS No. 7681-57-4
Alternative product names with the identical CAS number:
Sodium disulfite
Sodium pyrosulfite
Sodium metabisulfite
Properties
CAS : 7681-57-4
Formula : 2Na.O5S2
EINECS : 231-673-0
Registered Supplier [internal ad]
32 registered suppliers
P.R.China
Simagchem Corporation
Sodium metabisulfite
P.R.China
Dayang Chem (Hangzhou) Co.,Ltd.
Sodium metabisulfite
P.R.China
Sancai Industry Co.,Ltd.
Sodium metabisulfite
Details
NA2S2O5
96.5%MIN
SO2
65%MIN
IRON
0.005%MAX
WATER INSOLUBLE MATTER
0.05%MAX
HEAVY METALS AS PB
0.001%MAX
ARSENIC
0.0001%MAX
PH
4-4.5
P.R.China
Hangzhou Keying Chem Co., Ltd.
Sodium metabisulfite
P.R.China
Xingrui Industry Co., Limited
Sodium metabisulfite
P.R.China
Hangzhou Meite Industry Co., Ltd (Hangzhou Meite Chemical Co., Ltd)
Sodium metabisulfite
P.R.China
Leap Chem Co., Ltd
Sodium metabisulfite
Details
Molecular Formula: 2Na.O5S2
Molecular Weight: 190.11
Hazard Symbols: Xn,Xi
UN Number: 3260
WGKGermany: 1
PackingGroup: III
HS Code: 2832 10 00
More details are to be found on
supplier
website
Switzerland
Hädener Rohstoffe GmbH
Sodium metabisulfite
USA
ICC Chemical Corporation
Sodium pyrosulfite
P.R.China
Shandong Chuangying Chemical Co., Ltd.
Sodium metabisulfite
Details
Appearance
White or little yellow powder
Na2S2O5
96.5% min.
Iron (Fe)
≤ 0.01%
Insolubles
≤ 0.05%
Arsenic(As)
≤ 0.0001
Germany
VMP Chemiekontor GmbH
Sodium metabisulfite
Belgium
AXO Industry SA
Sodium metabisulfite
Türkiye
Zyntex Ltd
Sodium metabisulfite
P.R.China
Shanghai Mintchem Development Co., Ltd.
Sodium metabisulfite
P.R.China
OPQ Chemical Co., Ltd
Sodium metabisulfite
P.R.China
Unilong Industry Co.,Ltd
Sodium metabisulfite
P.R.China
Lori Industry Co., Ltd
Sodium metabisulfite
P.R.China
Hangzhou Zhongqi Chem Co., Ltd
Sodium metabisulfite
P.R.China
Nantong Xindao Biotech Ltd
Sodium metabisulfite
U.K.
Carbone Scientific Co., Ltd.
Sodium metabisulfite
P.R.China
Xiamen Equation Chemical Co.,Ltd
Sodium metabisulfite
P.R.China
Skyrun Industrial Co., Ltd.
Sodium metabisulfite
Germany
BIOZOL Diagnostica Vertrieb GmbH
Sodium disulfite
Germany
BuGuCh & Partners
Sodium metabisulfite
Germany
CG Chem. GmbH & Co. KG
Sodium metabisulfite
Switzerland
Sigma-Aldrich International GmbH
Sodium metabisulfite
USA
Santa Cruz Biotechnology, Inc.
Sodium metabisulfite
USA
INEOS Calabrian
Sodium metabisulfite
USA
Independent Chemical Corp.
Sodium metabisulfite
USA
Brown Chemical Co. Inc.
Sodium metabisulfite
USA
Coyne Chemical Co. Inc.
Sodium metabisulfite
Germany
KHBoddin GmbH
Sodium metabisulfite
For suppliers
Member's page
List your products and company data
For buyers
Chemical search by name
Chemical search advanced
Chemical search by CAS
Product Listing A-Z
Additional Service
Company search by name
Company search by profile
Special sales offers
Buying Leads
Latest product entries
Technical Services
BuyersGuideChem
About BGC
Terms of Use
MSDS
Banner Adverts
Statistics
Impressum
Sitemap
Contact us
© Copyright 1996 to 2025 by Netvertise GmbH. All rights reserved. Reproduction of any materials from the site is strictly forbidden without permission.
