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Potassium stannate trihydrate
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Stannous Oxide

Sodium stannate trihydrate

Main performance parameters
Formula：Na2SnO3·3H2O
Molecular Weight：266.725
Sn（%）：≥42
Free Alkali (NaOH) (%)：≤2.5
Sb（ppm）: ≤20
Cd（ppm）：≤5
Alkali-insoluble matter（%）: ≤0.1
Pb（ppm）:≤10
As(ppm）: ≤10
Fe（ppm）:≤50

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Description

Technical Information
Product Category：Inorganic Tin
Name：Sodium Stannate
CAS No：12027-70-2
Model No：CNP-E142
Appearance：Colourless Hexagonal Crystal Or White Powder

Application area
Surface Treatment：Alkaline Additive For High-Speed Electroplating
Hydrogen Peroxide Stabiliser：Extended Storage Stability
Battery Electrolyte Additive：Control of electrode corrosion/passivation/fouling
Stabiliser for personal care products：Stabilising agent in hair dyes

Packaging and storage
25kg/ Plastic Drum
Should be stored in previous package and make the drum’s cover tight after using.
✳A little of this product will be likely to caking Occdasionally ,but there is no influnce to it’s quanlity and reactive prosperity

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Stannous Chloride

Main performance parameters Formula：SnCl 2 ·2H₂O Molecular Weight：225.63 Purity(%)：≥97 Sn（%）：≥52.2 Ca（ppm）：≤50 Na（ppm）: ≤100 Pb（ppm）:≤200 K（ppm）: ≤50 Fe（ppm）:≤100 sulphate（ppm）:≤100 As（ppm）:≤2 hydrochloric acid（ppm）：≤100

STANNOUS CHLORIDE, ANHYDROUS

Main performance parameters Formula：SnCl₂ Molecular Weight：225.63 Purity(%)：≥98.5 Ca（ppm）：≤50 K+Na（ppm）: ≤1000 Pb（ppm）:≤300 Fe（ppm）:≤300 sulphate（ppm）:≤1000 Drying reduction (%): ≤ 0.5

Tin dioxide

Main performance parameters Formula：SnO2 Molecular Weight：134.71 Purity(%)：≥99 Fe（ppm）:≤350 pb（ppm）:≤500 As（ppm）：≤50 Cu（ppm）：≤150 S（ppm）：≤200 Ignition loss（%）：≤0.35 Hydrochloric acid insoluble(ppm): ≤300

Zinc hydroxystannate

Main performance parameters Formula：ZnSn(OH)6 Molecular Weight：286.11 Sn(%)：≥40 Zn（ppm):≥21 Cl（ppm):≤3000 free water （%）：≤0.8

Stannous Pyrophosphate

Main performance parameters Formula：Sn2P2O7 Molecular Weight：411.36 Purity(%)：≥98.7 As（ppm）：≤10 Fe（ppm）:≤50 pb（ppm）:≤50 SO42-（ppm）：≤500 Hydrochloric acid insoluble(ppm): ≤1000

Stannous Oxide

Main performance parameters Formula：SnO Molecular Weight：134.71 Purity(%)：≥98 Fe（ppm）:≤200 pb（ppm）:≤200 SO4 ²﹣（ppm）：≤200 cl（ppm）：≤300 Hydrochloric acid insoluble(ppm): ≤200

Stannous Oxalate

Main performance parameters Formula：SnC2O4 Molecular Weight：206.73 Purity(%)：≥97 Stannous（%）：≥57.0-58.0 Cl（ppm）：≤5000 Others（mg/Kg）：≤0.2

Potassium stannate trihydrate

Main performance parameters Formula：K2SnO3·3H2O Molecular Weight：298.951 Sn（%）：≥38 Free Alkali (NaOH) (%)：≤1.5 AS（ppm）：≤10 Cd（ppm）：≤10 insolution matter（ppm）: ≤500 Pb（ppm）:≤10 SO42-（ppm）:≤200 Fe（ppm）:≤10 chloride（%）:≤1