Potassium stannate

Name: Potassium stannate
Brand: Vaqora Chemicals
SKU: VQ-014066

About Potassium stannate

Listed under CAS 12142-33-5, Potassium stannate is an alkali metal compound available from Vaqora Chemicals in Synthesis grade. Formula K2O3Sn, molecular weight 244.9 g/mol. The IUPAC name is dipotassium. Dioxido(oxo)tin. It is also known as Potassium stannate(IV) or Stannate (SnO32-), dipotassium.

In its supplied form it is a white powder or crystals or crystalline powder to solid. Store it at room temperature in a dry place, in a tightly closed container. It carries the GHS signal word “Warning” with 3 hazard statements. Review the Safety Data Sheet before use.

Typical applications include dyes and pigments manufacture and textile processing. Typical end-use sectors are academic and industrial research.

Available in 250 g, 500 g, 5 x 1 kg and 25 kg packs, Potassium stannate is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Dyes & pigments manufacture
Textile processing

Industries

Specifications & identifiers

Chemical identifiers
Product name	Potassium stannate
Catalogue No.	VQ-014066
CAS Number	12142-33-5
IUPAC name	dipotassium;dioxido(oxo)tin
Molecular formula	K₂O₃Sn
Molecular weight	244.9 g/mol
Exact mass	245.8144
Grade	Synthesis
HSN code	29420090
InChIKey	IOUCSUBTZWXKTA-UHFFFAOYSA-N
SMILES	[O-][Sn](=O)[O-].[K+].[K+]
PubChem CID	61554

Physical properties
Physical form	Crystalline
Appearance	White powder or crystals or crystalline powder to solid
H-bond donors / acceptors	0 / 3
TPSA	63.2 Å²
Storage	Room temperature
UN number	UN 1759
Synonyms	Potassium stannate(IV), Stannate (SnO32-), dipotassium, Dipotassium tin trioxide, Stannate (SnO32-), dipotassium, trihydrate, Stannate (SnO32-), potassium (1:2), Stannate (SnO32), dipotassium, Stannate (SnO32), potassium (1:2), Potassiumstannate, dipotassium,dioxido(oxo)tin,trihydrate, dipotassium oxostannanebis(olate)

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Potassium stannate?

The CAS Registry Number of Potassium stannate is 12142-33-5. It is also known as Potassium stannate(IV), Stannate (SnO32-), dipotassium, Dipotassium tin trioxide.

What is the molecular formula and molecular weight of Potassium stannate?

Potassium stannate has the molecular formula K2O3Sn and a molecular weight of 244.9 g/mol.

Which grade and pack sizes of Potassium stannate can I order?

We supply Potassium stannate in Synthesis grade, in 250 g, 500 g, 5 x 1 kg, 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Potassium stannate?

Yes. Every lot of Potassium stannate is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Potassium stannate be shipped internationally?

Yes. Potassium stannate is classified as hazardous (UN 1759), so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.

How should Potassium stannate be stored?

Room temperature. Keep the container tightly closed and refer to the SDS for full handling guidance.