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| สถานที่กำเนิด | จีน |
| ชื่อแบรนด์ | JD |
| ได้รับการรับรอง | ISO9001 |
| หมายเลขรุ่น | JD-UUP-995 |
Urea Crystal
Grade :Ultra High Purity Urea Crystal Powder
CAS No. 57-13-6
MF:CH4N2O
Purity:99.5-99.9%min
Appearance:White crystal powder
Model Number:JD-UUP-995
Properties: colorless or white crystalline powder. Hygroscopic. The relative density is 1.335 and the melting point is 132.7 ℃ (decomposition). Soluble in water, ethanol and benzene, almost insoluble in and chloroform.
| NO. | Technological Specification | Standard Grade |
| 1 | Content(Dry Basis) | 99.0%-100.5% |
| 2 | Loss On Drying | 1.0% max |
| 3 | Sulfate Ash | 0.1% max |
| 4 | Insoluble In Ethanol | 0.04% max |
| 5 | As | 0.0003% max |
| 6 | Heavy Metals | 0.001% max |
| 7 | Chlorides | 0.007% max |
| 8 | Pb | 0.0005% max |
| 9 | Sulfates | 0.01 max |
Uses: medicine, food, fermentation, electroplating
Packing & storage:25kg plastic bag inside&woven bag outside.Storage and transportation: it shall be stored in a dry, ventilated and clean warehouse, loaded and handled with care to prevent moisture and heat, rain and moisture during transportation, and shall be stacked separately from toxic substances.
Remarks: customized products and packaging can be provided according to customers' special requirements.
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