Technical Grade Na2s2o5 Smbs Sodium Metabisulphite Price

• CAS No.: 7681-57-4
• Formula: Na2s2o5
• EINECS: 231-673-0
• Certification: CCIC, CIQ, ISO
• Purity: 97%
• Type: Sodium Metabisulfite
• Model NO.: 97%
• Appearance: Powder
• Grade Standard: Industrial Grade
• Name: Sodium Metabisulfite
• Synonym: Sodium Pyrosulfite
• Application: Leather Treatment
• 25kg Bags: Following Custome′s Requirement
• Model No: 96.5%-97%
• Transport Package: 25kgs Bag
• Specification: 97%
• Trademark: premtec
• Origin: China
• HS Code: 28321000
• Production Capacity: 3000 Tons Per Month

Product Description

Product Description

 

technical grade Na2S2O5 SMBS Sodium Metabisulphite price







 

Sodium metabisulfite appears as a white crystalline or powder solid with a slight sulfur odor. Toxic by inhalation. Strongly irritates skin and tissue. Noncombustible, but may decompose to emit toxic oxide fumes of sulfur and sodium when heated to high temperature. A corrosive acid when mixed with water. Used as a food preservative and as a laboratory reagent.

 

Product Parameters

 

Test Iterms	Specification	Test Result
Purity(As Na2S2O5) ;   %≥	97%	97.3
Iron(As Fe);    % ≤	0.003	0.002
Arseni c;  mg/kg ≤	5.0	<5.0
Heavy Metal(As Pb); mg/kg ≤	1.0	<1.0
Water insoluble matter	0.05	0.02

 

Use:
Preservative, bleaching agent and antioxidant in food industry.
Water treatment as reductant.
Bleaching agent for textile fibers, paper pulps.
Printing and dyeing industry as a dechlorinating agent and cotton scouring agent.
Ore dressing agent in mining industry.
Fixative ingredients in photographic industry.
Production of oral, topical and parenteral pharmaceutical products
Solubilizing and acidifying agent for leather industry.
Rubber industry as coagulator.
Anticorrosion and bleaching treatment in wooden products.
Producing concrete water reducing agents in construction industry.
 

 

Packaging & Shipping

 

Packaging:

25 Kg plastic woven bag with PE inner/jumbo bag.
Customerized packaging & label is accepted. 
Shipping: by sea or railway upon available. 
Lead time: within 7 to 10 days after order confirmation