Molekula
Barium chromate
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Barium chromate is a bright yellow, insoluble inorganic compound primarily used as a pigment in paints, coatings, and corrosion-resistant applications, as well as in analytical chemistry for sulfate determination. It is also employed in pyrotechnics. This chemical has a CAS number of 10294-40-3, a molecular formula of BaCrO₄, and a molecular weight of 253.32 g/mol. It is classified as a dangerous substance (signal word: Danger) and should be stored at ambient conditions. Molekula supplies barium chromate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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1 kg — £128.90 per pack ex VAT · £154.68 inc. VAT
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Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | Yellowish powder |
| HCl Insoluble and Ag | <0.5% |
| Assay | >98% |
| Dichloromethane | <0.5% |
| Water soluble chloride and sulfate | <0.1% |
| Carbonate (CO3(2-)) | <0.1% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 5.1 (6.1) |
| Packing Group | II |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Heavy, pale-yellow crystalline powder |
| Odour | Odorless |
| Melting Point | 1380 °C |
Source: PubChem CID 25136 (HSDB, ICSC)
Identification
| Property | Value |
|---|---|
| SKU | 30833540 |
| CAS Number | 10294-40-3 |
| IUPAC Name | barium(2+);dioxido(dioxo)chromium |
| EC Number | 233-660-5 |
| Molecular Formula | BaCrO4 |
| Molecular Weight | 253.32 |
| Exact Mass | 253.8254 |
| SMILES | [O-][Cr](=O)(=O)[O-].[Ba+2] |
| InChIKey | QFFVPLLCYGOFPU-UHFFFAOYSA-N |
| InChI | InChI=1S/Ba.Cr.4O/q+2;;;;2*-1 |
| PubChem CID | 25136 |
| UN Number | UN3087 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 28415091 |
| Tariff Code | 2841500090 |
Safety & GHS
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Oxidizing
GHS03
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Toxic
GHS06
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Serious Health Hazard
GHS08
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Hazardous to the Environment
GHS09
Hazard statements
- H272 May intensify fire; oxidizer
- H301 + H311 + H331 Toxic if swallowed, in contact with skin or if inhaled
- H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled
- H350 May cause cancer
- H372 Causes damage to organs through prolonged or repeated exposure
- H410 Very toxic to aquatic life with long lasting effects
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- 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
- P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- P308+313 IF exposed or concerned: Get medical advice/attention
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Spanish.
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.
Synonyms
- Barium chromate (1:1)
- Barium chromate(VI)
- Barium chromium oxide (BaCrO4)
- Baryta Yellow
- Chromic acid, barium salt (1:1)
- CI 77103
- Lemon chrome
- Lemon Yellow
- Permanent Yellow
- Ultramarine Yellow
Frequently asked questions
What is barium chromate commonly used for?
Barium chromate is primarily used as a pigment in paints and coatings, as well as in corrosion inhibition and analytical chemistry for sulfate determination.
What is the chemical formula and molecular weight of barium chromate?
The chemical formula is BaCrO₄, and the molecular weight is 253.32 g/mol.
How should barium chromate be stored?
Store barium chromate in a cool, dry, and well-ventilated area at ambient temperature, away from incompatible substances.
What grades of barium chromate does Molekula supply?
Molekula supplies technical-grade barium chromate for industrial applications. High-purity or custom grades may be available upon request.
Can Molekula supply barium chromate in bulk quantities?
Yes, Molekula can provide barium chromate in bulk, with quantities tailored to your specific requirements—contact us for pricing and logistics.
What documentation comes with a barium chromate order?
Each order includes a Certificate of Analysis (CoA), Material Safety Data Sheet (MSDS), and batch-specific documentation for traceability.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.