Industry Grade CAS: 7681-57-4 Sodium Pyrosulfite Sodium Metabisulfite for Printing and Dyeing

Product Details
Customization: Available
CAS No.: 7681-57-4
Formula: Na2s2o5
Manufacturer/Factory, Trading Company
Gold Member Since 2016

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Plant Area
101~500 square meters
Management System Certification
ISO 9000, ISO 20000, HACCP, ISO 13485
  • Industry Grade CAS: 7681-57-4 Sodium Pyrosulfite Sodium Metabisulfite for Printing and Dyeing
  • Industry Grade CAS: 7681-57-4 Sodium Pyrosulfite Sodium Metabisulfite for Printing and Dyeing
  • Industry Grade CAS: 7681-57-4 Sodium Pyrosulfite Sodium Metabisulfite for Printing and Dyeing
  • Industry Grade CAS: 7681-57-4 Sodium Pyrosulfite Sodium Metabisulfite for Printing and Dyeing
  • Industry Grade CAS: 7681-57-4 Sodium Pyrosulfite Sodium Metabisulfite for Printing and Dyeing
  • Industry Grade CAS: 7681-57-4 Sodium Pyrosulfite Sodium Metabisulfite for Printing and Dyeing
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  • Overview
  • Product Description
  • Application
  • Detailed Photos
  • Storage
  • Our Advantages
  • Delivery
  • Company Profile
Overview

Basic Info.

Model NO.
Industry Grade
EINECS
231-673-0
Certification
CIQ, ISO
Purity
90%~99%
Type
Sodium Metabisulfite
Appearance
White Powder
Grade Standard
Industrial Grade
Assay
96.5%Min.
E No.
E223
P.H
4.0-4.8
Molecular Weight
190.107
Melting Point
150ºC
Density
1.48g/cm3
Water Solubility
Soluble
Transport Package
25kg, 1000kg, 1250kg Bag
Specification
Food Grade
Trademark
SINSUR
Origin
China
HS Code
2835100000
Production Capacity
10000mt/Month

Product Description

Product Description

Properties:
White or slightly yellow crystalline powder.

Specification:
Appearance  White Powder
Purity as Na2S2O5 96.5% Minimum
SO2 65% Minimum
Water Insoluble Material 0.05% Maximum
Iron(Fe) 0.003% Maximum
PH 4.0-4.8
Heavy Metals as pb 0.0005% Maximum
Application

In industry, sodium metabisulfite is used in printing and dyeing, organic synthesis, printing, tanning, pharmaceutical and other departments. Sodium metabisulfite is used in the chemical and pharmaceutical industries for the production of insurance powder, sulfamethazine, analgin, caprolactam, etc., as well as the purification of phenylpropanesulfone and benzaldehyde. The photographic industry is used as an ingredient for fixing agents. Perfume industry is used to produce vanillin. It is used as preservative in brewing industry, rubber coagulant and dechlorination agent after cotton bleaching. Organic intermediates, dyes and tanning are used as reducing agents, electroplating industry, wastewater treatment of oil fields and beneficiation agent of mines.Industry Grade CAS: 7681-57-4 Sodium Pyrosulfite Sodium Metabisulfite for Printing and DyeingIndustry Grade CAS: 7681-57-4 Sodium Pyrosulfite Sodium Metabisulfite for Printing and Dyeing

Detailed Photos

Industry Grade CAS: 7681-57-4 Sodium Pyrosulfite Sodium Metabisulfite for Printing and DyeingIndustry Grade CAS: 7681-57-4 Sodium Pyrosulfite Sodium Metabisulfite for Printing and DyeingIndustry Grade CAS: 7681-57-4 Sodium Pyrosulfite Sodium Metabisulfite for Printing and Dyeing

Storage

Store in tightly closed original bags at cool, dry and ventilated place.
 

Our Advantages

Glad to take this opportunity to introduce our service to you as follows:
•Supply of all kinds of food ingredients and raw materials;
•Price trend and purchase advice;
•Technical support;
•Value-added service, say, subpackage; 
• Mixed container shipment arrangement;
Logistic, storage.

Our advantages are:
1 Professional: with more than 15years food additives export experience, we understand our customers' needs easily and completely;
2 Quality and delivery: quality is the life of our company. We put quality as our first consideration in any single order. We only supply our customers the first-class products.
Normally we can arrange all the delivery by sea, by air or by train within the stipulated period. If by sea, we put cardboard in all sides of the container in order to avoid moist; if possible, we palletize all products.
3 Credibility: credibility is the base of our company. We may be not the best, but we are the one as what we have said

Delivery

Industry Grade CAS: 7681-57-4 Sodium Pyrosulfite Sodium Metabisulfite for Printing and Dyeing

Company Profile

Industry Grade CAS: 7681-57-4 Sodium Pyrosulfite Sodium Metabisulfite for Printing and Dyeing

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