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Chemical Products


Sodium Thiosulphate Pentahydrate - Sugar Crystals


Specifications Extra Pure Industrial
Formula Na2S2O3, 5H2O Na2S2O3, 5H2O
CAS# 10102-17-7 10102-17-7
Molecular Weight 248.17 248.17
Physical Appearance Snow White Crystalline Material White Crystalline Material
Assay (Min.) 99% 98%
pH of 5% Aqueous Solution 6.5 - 8.5 6.5 - 8.5




Sodium Thiosulphate Pentahydrate – P Crystals


Specifications Pure
Formula Na2S2O3,5H2O
CAS# 10102-17-7
Description Snow White Monoclinic Crystals, Free from Extraneous Matter
Assay Min. 99%
pH of 10% Solution 6.5 - 8.5


Sodium Thiosulphate Anhydrous


Specifications Extra Pure Industrial
Formula Na2S2O3 Na2S2O3
CAS# 7772-98-7 7772-98-7
Molecular Weight 158.10 158.10
Physical Appearance Pure White Powder Off White Powder
Assay (Min.) 99% 98%
Loss on Drying (LOD) 1% Max. 2% Max.
pH of 10% Solution 6.5 - 8.5 6.5 - 8.5




Sodium Acetate Trihydrate


Specifications Extra Pure Industrial
Formula CH3COONa,3H2O CH3COONa,3H2O
CAS# 6131-90-4 6131-90-4
Molecular Weight 136.08 136.08
Physical Appearance Snow White Crystalline Material Off White / White Crystalline Material
Assay (Min.) 99% 98%
pH of 5% Aqueous Solution 7.5 - 9.0 7.5 - 9.0




Sodium Acetate Anhydrous


Specifications Extra Pure Industrial
Formula CH3COONa CH3COONa
CAS# 127-09-3 127-09-3
Molecular Weight 82.03 82.03
Physical Appearance Snow White Powder White / Off White Powder
Assay (Min.) 99% 98%
Loss on Drying (LOD) 1% Max 2% Max
pH of 5% Aqueous Solution 7.5 - 9.0 7.5 - 9.0




Sodium Metabisulphite


Specifications Extra Pure Industrial
Formula Na2S2O5 Na2S2O5
CAS# 7681-57-4 7681-57-4
Description Dry, White Powder, Free from Extraneous Matter Dry, White – Off White Powder, Free from Extraneous Matter
Purity (as SO2) Min. 65% (w/w) Min. 64% (w/w)
pH of 5% Solution 4.0 - 5.5 4.0 - 5.5




Sodium Bisulphite


Specifications Extra Pure Industrial
Formula NaHSO3 NaHSO3
CAS# 7631-90-5 7631-90-5
Description Dry, White Powder, Free from Extraneous Matter Dry, Cream Coloured Powder, Free from Extraneous Matter
Purity (as SO2) Min.62% (w/w) Min.60% (w/w)
pH of 5% Solution 4.0 - 5.5 4.0 - 5.5




Sodium Sulphate Anhydrous


Specifications Industrial
Formula Na2SO4
CAS# 7757-82-6
Molecular Weight 142.04
Physical Appearance White Crystalline Powder
Assay (Min.) Min. 99%
Loss on Drying (LOD) 0.5% Max.
pH of 10% Aqueous Solution 7.0 - 7.5




Sodium Sulphite Anhydrous


Specifications Industrial
Formula Na2SO3
CAS# 7757-83-7
Description Snow White, Fine Granular Material
Purity (as SO3) Min. 96% (w/w)
pH of 5% Solution 9 to 10


Ammonium Chloride - Extra Pure


Specifications Extra Pure
Formula NH4Cl
CAS# 12125-02-9
Description Snow White Crystalline Material, Free from Extraneous Matter
Assay Min.99.5%
pH of 10% Solution 4 – 5.8


Ammonium Sulphate - Extra Pure


Specifications Extra Pure
Formula (NH4)2SO4
CAS# 7783-20-2
Physical Appearance White Crystalline Material
Assay 99.0% Min
pH of 10% Solution 5.0 - 6.0
Nitrogen Content (% by wt.) 21% Min



Magnesium Sulphate Heptahydrate - Extra Pure


Specifications Extra Pure
Formula MgSO4,7H2O
CAS# 10034-99-8
Molecular Weight 246.48
Physical Appearance Snow White Crystalline Material
Assay (Min.) 99%


Mono Sodium Phosphate - Pure


Specifications Pure
Formula NaH2PO4
CAS# 7558-80-7
Description Snow White Crystalline Material, Free from Extraneous Matter
P2O5 43-48%
pH of 1% Solution 4.1 – 5.0


Di Sodium Phosphate Anhydrous - Pure


Specifications Pure
Formula Na2HPO4
CAS# 7758-70-4
Description Snow White Powder, Free from Extraneous Matter
P2O5 49.0-51.0
pH of 1% Solution 8.4 – 9.6


Tri Sodium Phosphate Dodecahydrate


Specifications
Formula Na3PO4
CAS# 7601-54-9
P2O5 Content 19% Min.
Assay 98% Min.
Loss on Drying (LOD) Less than 58%
pH of 2% Solution 11.5 - 12.5
Insoluble Less than 0.025%




Sodium Hexa Meta Phosphate


Specifications
Formula (NaPO3)6
CAS# 10124-56-8
Total Phosphate, as P2O5 68.0% Min.
Inactive Phosphate, as P2O5 7.50% Max
Water Insoluble 0.05% Max
Iron(Fe) 0.05% Max
pH of 1% Solution 5.8 - 7.0