Tin Compounds

Specifications

Sodium Stannate

	Specification	Typical Actual Finding
Appearance	Powder	Powder
Colour	White To Off - White	White
Tin content %	36-42 %	41.56%
Free Alkalinity %	0-1.8 %	1.57 %
Solubility (10% soln.)	Clear to slightly hazy	Clear Solution

Physical Properties

Appearance :	White or colorless crystals.
Freezing/Melting Point :	140°C (284°F)
Solubility :	61.3g/100ml water @ 20°C (68°F).
Molecular Weight :	266.73
PACKING :	25 Kg HDPE Drums

STORAGE :	Keep in a tightly closed container, store in a cool, dry, ventilated area. Protect against physical damage. Containers of this material may be hazardous when empty since they retain product residues (dust, solids); observe all warnings and precautions listed for the product.
UTILISATION :	Used as a salt in alkaline tin plating electrolyte Used as a stabilizer to prevent the decomposition of Hydrogen Peroxide. Also used for tin surface treatment.

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Stannic Chloride Anhydrous

	Specification	Typical Actual Finding
Tin Content	44.5 % - 45.5 %	45.33%
Assay	99.0 % Min.	99.5%
Appearance & Color	Colorless to straw yellow Color liquid	Straw yellow color liquid

Physical Properties

Appearance :	Liquid
Freezing/Melting Point :	-33°C (-27.4°F)
Boiling Point :	114°C (237°F)
Density :	2.23 g/ml
Solubility :	Not available.
Molecular Weight :	260.5 g/mole
PACKING :	25 Kg HDPE Drums
STORAGE :	Store in a cool, dry place. Store in air tight container. Corrosive material. Should be stored in a corrosion proof storage cabinet or room.
UTILISATION :	Used as an intermediate in the manufacture of organotin Compounds. Used in glass coatings, ceramic coatings. Used as stabilizer for resins.

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Stannous Chloride Dihydrate

	Specification	Typical Actual Finding
Description	White to off-white crystalline material	White Crystalline Solid
Assay as SnCl2.2H2O	Not less than 97 % w/w	99.01%
Solubility	Soluble in Con. Hydrochloric Acid and Ethanol	Passed

Physical Properties

Appearance :	Crystalline Powder.
Freezing/Melting Point :	37.7°C (99.86°F)
Solubility in water :	83.9 g/100 ml (0°C)
Molecular Weight :	225.63 g/mol
PACKING :	25 Kg HDPE Drums
STORAGE :	Store in a cool, dry place. Store in a tightly closed container. Protect against physical damage.
UTILISATION :	Used for tin plating of steel. Used as reducing agent. Used as antioxidant. Used as a mordant in textile dyeing.

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Stannic Chloride Pentahydrate

	Specification	Typical Actual Finding
Appearance	White to yellowish chunks/lumps	White to yellowish chunks/lumps
Tin Content	Minimum 33.2%	33.4%
Assay	Minimum 98%	98.64%

Physical Properties

Appearance :	White to Yellow Powder or Chunks
Melting Point :	56°C
Specific gravity :	2.226
Solubility in water :	Soluble
Molecular Weight :	350.6
PACKING :	25 Kg HDPE Drums
STORAGE :	Store in cool place. Keep container tightly closed in a dry and well-ventilated place.
UTILISATION :	It can be used as an intermediate in the manufacture of pharmaceuticals, electro conductive coatings,paints, pesticides, polymers, resins and wood preservatives.

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Stannous Sulfate

	Specification	Typical Actual Finding
Appearance	Powder	Powder
Colour	White To Off - White	White
Tin Contant %	48 – 52	51.93 %
Loss on drying	2.0	1.39 %
Insolubles % max in 10% H2SO4 Solution	0.5	0.004 %

Physical Properties

Appearance :	White - off-white – fine powder
Freezing/Melting Point :	378 °C
Solubility in water :	330 g/L (20°C)
Molecular Weight :	214.77
PACKING :	25 Kg HDPE Drums
STORAGE :	Store in a cool, dry place. Store in a tightly closed container. Protect against physical damage.
UTILISATION :	Used for dyeing and in acid tin plating baths.

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Stannous Oxide

	Specification	Typical Actual Finding
Assay As SnO	98.0 % Min	99.29 %
H2O	0.5 % Max.	0.3%

Physical Properties

Appearance :	Silver-gray to blackish gray
Freezing/Melting Point :	1080 °C
Solubility in water :	insoluble in water and alcohol
Molecular Weight :	134.7
PACKING :	25 Kg HDPE Drums
STORAGE :	Store in a cool, dry, well-ventilated area away from incompatible substances. Do not expose to air. Store under an inert atmosphere.
UTILISATION :	Used as catalyst for the oxidation of aromatic compounds in the synthesis of carboxylic acids. Active esterification catalyst. Used as a reducing agent and chemical intermediate and also used for glass plating. .

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Sodium Stannate

Disodium Stannate Trihydrate

Stannic Chloride Anhydrous

Tin Tetrachloride, Tin (IV) Chloride

Stannous Chloride Dihydrate

TIN (II) CHLORIDE

Stannic Chloride Pentahydrate

Tin(IV) Chloride pentahydrate (CAS Number 10026-06-9)

Stannous Sulfate

Tin (II) Sulphate

Stannous Oxide

Tin (II) Oxide