TNN Pure white mordant Sodium metabisulfite Food Grade
TNN Pure white mordant Sodium metabisulfite   Food Grade
TNN Pure white mordant Sodium metabisulfite   Food Grade
TNN Pure white mordant Sodium metabisulfite   Food Grade
TNN Pure white mordant Sodium metabisulfite   Food Grade

Review

Description

Product Parameter

 Item
Standard
CONTENT (AS Na2S2O5)
97% MIN
IRON (Fe)
0.003%MAX
CLARITY
PASS
HEAVY METALS(As Pb)
0.0005%MAX
ARSENIC
 0.0001%MAX
WATER INSOLUBLE
0.05%MAX
PH VALUE
4.0-4.6
Type: Sodium Sulphate

CAS No.:7681-57-4

MF: Na2S2O5

EINECS No.:231-673-0

Place of Origin: China (Mainland)

Grade Standard: Food Grade, Industrial Grade

Purity: 97%min

Application: Bleach, mordant

Brand Name: TNN

Na2S2O5: 97.35%
         

Packing & Delivery
Application
A. Sodium metabisulfite food grade apply in Bleacher(Sweet,pastry,water-soaked bamboo slices,etc.)loosening agent (bread,biscuit,etc.); corrosion resistance antiseptic(fruit juice,can,brewing, grain storage,etc.)antioxygen antistaling agent(acupuncture needle sprout,sea food, garden stuff,etc.)

B. Sodium metabisulfite tech grade, use as Printing and dyeing mordant; antichlor in after fabric bleaching 
;chemical and medicine reducer and sulfonating agent; bleaching agent of bamboo, wood and paper fiber; nonferrous metal dressing agent; waste water finishing agent; rubber coagulator; alkyl spice aldehyde in spice industry; depilating agent, softening agent and anti-wear agent in leather industry; reducer of developer and protective agent of fixative in sensitization industry.

C. Sodium metabisulfite is also used in floating agent in Copper Mining.