1、Chemical Name: Urea
2、Molecular Formula: CH4N2O
3、Molecular Weight: 60.06
4、CAS:57-13-6
5、Character: It occors as colorless or white needle-shaped or rod-shaped crystals, technical or agricultural grade urea are white with slightly reddish solid granules, odorless and tasteless, and it’s hygroscopic.
6、Usage: It can be used in yeast food, yeast-fermentation baking products, gum sugar tissue improver, alcoholic beverages, gelatin products, and wine.
7、Packing: It is packed with a polyethylene bag as the inner layer, and a compound plastic woven bag as the outer layer. The net weight of each bag is 25kg .
8、Storage and Transport: It should be stored in a dry and ventilative warehouse, kept away from heat and moisture during transportation, unloaded with care so as to avoid damage. Furthermore, it must be stored separately from poisonous substances.
| 质量指标 | Specification | USP32 | FCCVII |
| 含量（以干基记），w/% | Content(On Dry Basis) , w/% | 99.1-100.5 | 99.0-100.5 |
| 硫酸盐，w/% ≤ | Sulfate,w/% ≤ | 0.01 | 0.01 |
| 乙醇不溶物，w/% ≤ | Alcohol-insoluble residue,w/% ≤ | 0.04 | 0.04 |
| 氯化物（以Cl计），w/% ≤ | Chlorides (Cl),w/% ≤ | 0.007 | 0.007 |
| 灼烧残渣，w/% ≤ | Ignition Residue, w/% ≤ | 0.1 | 0.1 |
| 铅（Pb），w/% ≤ | Lead (Pb),w/% ≤ | ———— | 0.0005 |
| 干燥减量，w/% ≤ | Loss on Drying, w/% ≤ | ———— | 1.0 |
| 重金属（以Pb计），w/% ≤ | Heavy metal (As Pb),w/% ≤ | 0.002 | ———— |
