Chromium standard solution
Chromium standard solution (CAS 7778-50-9), molecular formula K2Cr2O7, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to pharmacopoeia specification (USP, BP, EP). Every batch is tested and ships with a Certificate of Analysis; MSDS and technical data sheets are available on request. Tech Serve Solutions has supplied laboratory reagents, fine chemicals and pharmaceutical intermediates worldwide since 1998.
- IUPAC
- Potassium dichromate solution
| Molecular weight | 294.18 |
|---|---|
| Linear formula | K2Cr2O7 |
| Assay | 99.99% trace metals basis |
| Solubility | H2O: soluble0.1 M at 20 °C, clear, orange |
| Concentration | 1 mg/mL Cr1000 ppm Cr |
| Impurities tested | <0.1% Insoluble matter |
| Suitability | suitable for atomic absorption spectrometry |
| Melting point | 398 °C(lit.) |
Hazard statements
- H340May cause genetic defects
- H350May cause cancer
- H412Harmful to aquatic life with long-lasting effects
Precautionary statements
- P201Obtain special instructions before use
- P273Avoid release to the environment
- P308IF exposed or concerned
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 45-46-20-52/53 |
| Safety statements (S) | 53-45-61 |
| Cation traces | Al: Ca: Cu: Fe: Mg: Na: Pb: Zn: ≤0.001% |
| Anion traces | sulfate (SO42-): <0.005% |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Availability | available only in Japan |
|---|---|
| Shelf Life | (limited shelf life, expiry date on the label) |
| Factor | 1.000 ±0.001 |
Documentation
Supplied to USP, BP and EP standards. Every batch ships with a Certificate of Analysis (assay, identity, purity); MSDS and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Chromium standard solution?
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Chromium standard solution (CAS 7778-50-9), molecular formula K2Cr2O7, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to USP, BP and EP standards.
What grades of Chromium standard solution does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Chromium standard solution in USP, BP, EP and reagent/AR grades. Custom specifications for nutraceutical or specialty pharmaceutical applications are available — contact our technical sales team.
What is the CAS number and molecular formula of Chromium standard solution?
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Chromium standard solution has CAS number 7778-50-9 and molecular formula K2Cr2O7. Full specifications appear in the table above and in the Certificate of Analysis.
What is the typical minimum order quantity and lead time for Chromium standard solution?
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Sample quantities are available for technical evaluation; bulk MOQ depends on grade and packaging. In-stock material typically ships in 7–10 working days; custom-spec orders take 3–4 weeks. Tech Serve Solutions ships worldwide with full export documentation.
Do you provide a Certificate of Analysis (CoA) with each shipment?
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Yes. Every batch of Chromium standard solution ships with a Certificate of Analysis covering assay, identity and purity tests, plus pharmacopoeia conformance where applicable. MSDS and TDS documents are available on request before order placement.
How should Chromium standard solution be stored?
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Store Chromium standard solution in its original sealed container in a cool, dry place away from direct sunlight and incompatible materials, in line with the storage guidance on the Safety Data Sheet. Reseal between dispensings.
What is Chromium standard solution used for?
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Chromium standard solution is used in chemical synthesis applications across pharmaceutical, research and industrial settings. Our technical team can advise on suitability for your specific process.
How do I request a quote for Chromium standard solution?
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Request a quote with your required grade, quantity and destination via https://www.techservesolutions.in/contact or email info@techservesolutions.in. We respond with specifications, a Certificate of Analysis and pricing.
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