饲料级尿素 Feed Grade Urea

含量 (以干基计),w/%

Content(On dry basis), w/%

99.0-100.5

98.0-102.0

硫酸盐,w/%                      ≤

Sulfate,w/%                                ≤

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

灼烧残渣，w/%                ≤

Ignition residue, w/%                  ≤

0.1

0.1

铅(Pb), mg/ kg            ≤

Lead(Pb), mg/ kg                        ≤

5.0

干燥失重，w/%                ≤

Loss on drying, w/%                   ≤

1.0

———

重金属(以 Pb计), mg/ kg                                         ≤

Heavy metal (as Pb), mg/ kg       ≤

—————

20.0

有机杂质，w/%                ≤

Organic impurity, w/%             ≤

—————

0.05