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Potassium antimonyl tartrate sesquihydrate

CAS 28300-74-5 2C8H4K2O12Sb2 · 3H2O MW 1281.70 In stock

Potassium antimonyl tartrate sesquihydrate is a crystalline inorganic compound used in analytical chemistry and as a reagent in specialized laboratory applications. It is a hydrated salt containing potassium, antimony, and tartrate. CAS: 28300-74-5, Molecular Formula: 2C8H4K2O12Sb2 · 3H2O, Molecular Weight: 1281.70 g/mol, Storage: Ambient, Signal Word: Danger. Molekula supplies Potassium antimonyl tartrate sesquihydrate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

CoA by batch

Overview

Potassium antimonyl tartrate sesquihydrate is a crystalline inorganic compound used in analytical chemistry and as a reagent in specialized laboratory applications. It is a hydrated salt containing potassium, antimony, and tartrate. CAS: 28300-74-5, Molecular Formula: 2C8H4K2O12Sb2 · 3H2O, Molecular Weight: 1281.70 g/mol, Storage: Ambient, Signal Word: Danger. Molekula supplies Potassium antimonyl tartrate sesquihydrate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Specifications

Property Value
Appearance White / off white powder
Identification Conforms to reference
pH 3.5 - 4.5
Loss on Drying ≤2.7%
Content 99.00 - 103.00%
Lead (Pb) ≤0.002%
Arsenic (As) ≤0.015%
Water Solution test Passes test

Storage & handling

Property Value
Storage Temperature Ambient
Transport Class 6.1
Packing Group III
Shelf Life 24 months
Acidity Neutral

Identification

Property Value
CAS Number 28300-74-5
Molecular Formula 2C8H4K2O12Sb2 · 3H2O
Molecular Weight 1281.70
SMILES [C@@H]([C@H](C(=O)[O-])[O-])(C(=O)[O-])[O-].[C@@H]([C@H](C(=O)[O-])[O-])(C(=O)[O-])[O-].O.O.O.[K+].[K+].[Sb+3].[Sb+3]
EC / UN Number 1551
REACH Code Y110
HTS Code 29181350
Tariff Code 2918130000

Safety & GHS

Danger
  • GHS pictogram — Corrosive Corrosive GHS05
  • GHS pictogram — Toxic Toxic GHS06

Hazard statements

  • H301 Toxic if swallowed
  • H332 Harmful if inhaled
  • H411 Toxic to aquatic life with long lasting effects

Precautionary statements

  • P273 Avoid release to the environment
  • P280 Wear protective gloves/protective clothing/eye protection/face protection
  • P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
  • P302+352 IF ON SKIN: Wash with soap and water
  • P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing

For research and industrial use only

Not for use in food, drugs, household, or in or on humans or animals. Consult the Safety Data Sheet before handling.

Documents

Certificate of Analysis (CoA) by batch

Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.

Pricing & pack sizes

Pack sizes & pricing

Pricing on request — packs available from research to bulk quantities.

Prices exclude VAT/sales tax and shipping. Bulk and custom pack sizes available on request.

Synonyms

No alternate names recorded for this product.

Frequently asked questions

What is potassium antimonyl tartrate sesquihydrate used for?

It is primarily used as a reagent in analytical chemistry and in the synthesis of antimony-based compounds.

What is the chemical formula and molecular weight?

The formula is 2C8H4K2O12Sb2 · 3H2O with a molecular weight of 1281.70 g/mol.

How should potassium antimonyl tartrate sesquihydrate be stored?

It should be stored at ambient temperature, protected from moisture and light.

What grade is available for this product?

Available in analytical grade for laboratory use.

Can Molekula supply this in bulk?

Yes, Molekula can supply potassium antimonyl tartrate sesquihydrate in bulk quantities—please contact sales for details.

What documentation comes with the order?

Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.

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Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.

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