Ammonium Bisulfite Solution
Ammonium Thiosulphate Solution
Aluminium Alum
Sodium Sulfite
Sodium Bromide
Sodium Thiosulfate Anhydrous/Pentahydrate
Sodium Formaldehyde Bisulfite
Sodium Acetate Anhydrous/Tryhydrate
Sodium Carbonate Anhydrous
Sodium Bisulphite
Sodium Metabisulphite/Photo Grade
Potassium Metabisulphite
Potassium Bromide
Potash Alum
Products
SODIUM THIOSULPHATE ANHYDROUS
(Na
2
S
2
O
3
)
Technical Specification of
SODIUM THIOSULPHATE ANHYDROUS
(Na
2
S
2
O
3
)
Physical Apprarance
White Free Flowing powder, free from lumps and external impurities
MOL.WT.
158.11
Appearance of 20% solution of distilled water
Clear and Colorless
Assay as Na2S2O3
98.65 % W/W.
Sulphite as Na2S
Passes
pH OF 10 % Solution
7.85 AT ROOM TEMP.
Insolubles matter as Ca , Mg and NH4OH
PASSES
Iron as Fe
NIL
Heavy Metals as Pb
NIL
PACKING :
25 Kg. / 50 Kg. HDPE bag with extra liner inside.
50 Kg. / 50 Kg. HDPE bag with extra liner inside.
*Special packaging requirements can be accommodated.
The product is tested by our standard analytical method.
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