On Chemball

My Chemball

As Supplier

My RFQ Manage Products

As Buyer

My RFQ Post RFQ

My Account

+86-571-8627 3270

Shandong Kailong Chemical Technology Development Co., Ltd.

16 YRS

Shandong, China

CNY 70 Million

63936 m²

100-500 people

Main Products: Sodium Bicarbonate / Sodium Metabisulfite / Sodium Sulfite / Magnesium Sulfate Heptahydrate

Shandong, China

Contact Supplier

Home Company Profile Contact Us Post Buying Request

Industrial Grade Sodium Metabisulfite / CAS 7681-57-4

OVERVIEW

Packaging

Pallets Packing	20'FCL		40'FCL
Pallets Packing	With	Without	With	Without
50 KG/Woven Bag	--	--	--	--
25 KG/Woven Bag	--	--	--	--
1350 KG/Jumbo Bag	--	--	--	--

Lead Time

14-30 days

Max Capacity

300000 MT/Year

REQUEST A QUOTATION

Submit

Get Free Samples

Less than 1KG required

DESCRIPTION

Industrial Grade Sodium Metabisulfite

Item	Chinese standard		Company standard
	HG/T2826-2008
	Top-grade	First grade
Main content(Na₂S₂O₅)	≥96.5	≥95.0	≥97.0
Fe %( Fe)	≤0.005	≤0.010	≤0.002
Water-Insoluble	≤0.05	≤0.05	≤0.02
Arsenic(As) content	≤0.0001	--	≤0.0001

Net weight:25, 50, 1000 kilograms per bag or following your demands.

Typical Properties

It is used as preservative, bleach and loosening agent in food processing. In industry, sodium pyrosulfite is used in printing and dyeing, organic synthesis, printing, tanning, pharmaceutical and other departments; Sodium pyrosulfite is used in the chemical and pharmaceutical industries for the production of insurance powder, sulfamethazine, analgin, caprolactam, etc., as well as the purification of chloroform, phenylpropanesulfone and benzene formaldehyde. 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, oilfield wastewater treatment and mineral dressing agent in mines.

CAS No.

7681-57-4

Formula

Na2O5S2

Molecular Mass

190.10700

Exact Mass

189.89800

PSA

124.92000

Logp

0.27220

IUPAC

Sodium metabisulfite

SMILES

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

Matter Classification

inorganic

GET SAMPLE