D-Glucuronolactone Powder
Product Specifications
DFI-541728
DFI-541728
| Description | |
|---|---|
| Appearance: | A white, crystalline powder |
| Country of origin: | China |
| Odour: | Odourless |
| Packaging: | 25kg/ carton |
| Shelf life: | 24 months |
| Storage: | Store dry, in the shade, protected from light |
| Taste: | Slightly bitter |
| Specifications | |
| Arsenic: | Max: 1ppm, mg/kg |
| Assay: | 98.5 to 102% |
| Cadmium: | Max: 0.5ppm, mg/kg |
| Chromium: | Max: 2ppm, mg/kg |
| Clarity & Colour of Solution: | Clear and colourless |
| Heavy metals: | Max: 10ppm,mg/kg |
| Identification: | Conform to the test |
| Identification: | The infrared absorption spectrum of sample compare with the RS exhibits similar intensities of absorption at the same wave numbers. |
| Identification: | Conform to the test |
| Lead: | Max: 0.5ppm, mg/kg |
| Loss on drying: | Max: 0.5% |
| Melting point: | 170 to 176°C |
| Mercury: | Max: 0.2ppm, mg/kg |
| Residue on ignition: | Max: 0.1% |
| Specific Optical Rotation: | +18.0° ~ +20.0° |
| Microbiological | |
| Aerobic Plate Count: | < 1000 cfu/g |
| Coliforms: | Negative/10g |
| Escherichia Coli: | Negative/10g |
| Moulds: | < 50 cfu/g |
| Salmonella: | Negative/375g |
| Staphylococcus aureus: | Negative/25g |
| Yeasts: | < 50 cfu/g |
Published Date: 2021-11-08 08:30:24
