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Potassium stannate

Potassium stannate structure

CAS No:
12142-33-5
Formula:
K2O3Sn
Chemical Name:
Potassium stannate
Synonyms:
POTASSIUM TIN (IV) OXIDE;POTASSIUM STANNATE;stannate(sno32-),dipotassium;Stannate,dipotassium;dipotassium tin trioxide;Potassium tin(Ⅳ) oxide;POTASSIUMSTANNATE,TRIHYDRATE,POWDER,PURIFIED;POTASSIUM TIN() OXIDE
Categories:
Inorganic Chemistry > Inorganic Salts

Description

OtherSolid, Liquid

white to light tan crystal(s); used to dye and print textiles, in alkaline tin plating baths; anhydrous available as -100mesh with 99.9% purity [HAW93] [CER91]

Potassium stannate Basic Attributes

Molecular Weight：

244.9

Exact Mass：

245.814359 g/mol

EC Number：

235-255-9

UNII：

XKK0MS5CVR

TSCA：

TSCA listed

Color/Form：

colorless crystals, crystalline

HScode：

2841900090

Characteristics

PSA：

63.19000

XLogP3：

-0.73720

Appearance：

white to off-white powder

Density：

3,197 g/cm3

Melting Point：

140°C (dec.)

Water Solubility：

110.5g/100mL H2O at 15°C; insoluble alcohol [MER06] [KIR83]

Storage Conditions：

Keep tightly closed in a cool place in a tightly closed container.

Odor：

Odorless

Safety Information

Transport codes：

1759

hazard class code：

R20/21/22

safety instructions：

22-36/37/39-45

Stability/Shelf Life：

Stable.

Hazard Statements：

20/21/22-34

GHS Classification：

|Warning|H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]|P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P403+P233, P405, and P501|Aggregated GHS information provided by 114 companies from 4 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.|Not Classified

Potassium stannate Use and Manufacturing

Uses

Plating agents and surface treating agents

Electrical and electronic products

Production

25,000 - 100,000 lb

Manufacturing Info：

Electrical equipment, appliance, and component manufacturing|Stannate (SnO32-), potassium (1:2): ACTIVE

Use Classification：

EPA Safer Chemical Functional Use Classes -> Oxidants and Oxidant Stabilizers|Safer Chemical Classes -> Yellow triangle - The chemical has met Safer Choice Criteria for its functional ingredient-class, but has some hazard profile issues

Computed Properties

Molecular Weight:244.90
Hydrogen Bond Acceptor Count:3
Exact Mass:245.814359
Monoisotopic Mass:245.814359
Topological Polar Surface Area:63.2
Heavy Atom Count:6
Complexity:18.8
Covalently-Bonded Unit Count:3
Compound Is Canonicalized:Yes

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Guide of Potassium stannate

Description
Basic Attributes
Characteristics
Safety Information
Use and Manufacturing
Computed Properties
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