UREA
SYNONYM: CARBAMIDE
FORMULA: CO(NH2)2
M. W.: 60.06
CAS NO.: 57-13-6
GRADE: INDUSTRIAL GRADE
DESRIPTION: WHITE CRYSTALS OR POWDER, WITH A SALINE
TASTE; OCCURS AS A NATURAL PRODUCT OF PROTEIN METABOLISM, AND WAS, IN 1824, THE
FIRST ORGANIC COMPOUND TO BE SYNTHESIZED; SOLUBLE IN WATER AND ALCOHOL AND ALMOST
INSOLUBLE IN CHLOROFORM; MELTS AT 132.7°C AND DECOMPOSES BEFORE BOILING.
SPECIFICATIONS:
|
ITEM |
TOP QUALITY |
GRADE A |
PASS TEST |
|
NITROGEN (DRY BASIS) |
46.3% MIN. |
46.3% MIN. |
46.3% MIN. |
|
BIURET |
0.5% MAX. |
0.9% MAX. |
1.0% MAX. |
|
MOISTURE |
0.3% MAX. |
0.5% MAX. |
0.7% MAX. |
|
IRON (Fe) |
0.0005% MAX. |
0.0005% MAX. |
0.0010 MAX. |
|
ALKALINITY (NH3) |
0.01% MAX. |
0.02% MAX. |
0.03% MAX. |
|
SULPHATE (SO42-) |
0.005% MAX. |
0.010% MAX. |
0.020% MAX. |
|
WATER INSOLUBLES |
0.005% MAX. |
0.010% MAX. |
0.040% MAX. |
|
SIZE (DIA 0.85-2.80MM) |
90% MIN. |
90% MIN. |
90% MIN. |
USES: USED IN FERTILIZER, ANIMAL FEED, PLASTICS, FLAME PROOFING, ADHESIVES, AND
COSMETICS, AND AS A STABILIZER IN EXPLOSIVES AND MEDICINALLY AS A DIURETIC.
PACKING: PACKED WITH POLYPROPYLENE BAG AND THE POLYTYENE FILM BAG, WITH A WEIGHT
OF 50KG/BAG.