| CAS No.: | 77-09-8 |
|---|---|
| Formula: | C20h14o4 |
| EINECS: | 201-004-7 |
| Classification: | Organic Analytical Reagents |
| Grade: | Cp2005,Bp2007,USP23,Ep6 |
| Specific Usage: | For Biological Purpose, For Tissue Medium Purpose, For Microbiological, For Microscopic Purpose, For Electron Microscopy, For Lens Blooming, Technical Grade, Pratical Use, Pro Analysis, Super Special Grade, For Synthesis, For Electrophoresis Use, For Refractive Index |
| Samples: |
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| Customization: |
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Audited Supplier | TEST ITEM: | SPECIFICATION: | RESULTS: |
| Characteristics: | A white or almost white powder, practically insoluble in water, soluble in alcohol. | A white powder, practically insoluble in water, soluble in alcohol. |
| Melting Point | It melts at about 260°C-262°C | 261°C ~262°C |
| Identification | A:Positive B:Positive |
A:Positive B:Positive |
| Appearance of solution | The solution is clear and not more intensely coloured than reference solution Y7 | Complies |
| Related substances | Less than 0.01% | <0.01% |
| Heavy metals | Not more than0.001% | <0.0009% |
| Acidity or alkalinity | Complies | Complies |
| Chlorides | Not more than 0.01% | <0.01% |
| Sulphates | Not more than 0.02% | <0.02% |
| Loss on drying | Not more than 0.5% | 0.12% |
| Sulphated ash | Not more than 0.1% | 0.01% |
| Assay | 98.0%-101.0%(C20H14O4) | 99.6% |
| Storage condition: | Store in well closed drums, in cool and dry storage area. | |
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ShanYu is committed to the production and supply of high-quality raw materials used in Plant Nutrition,Cosmetics and personal care Pharmaceutical,Food and other industries,changing the word and our life.
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