Parameters

Industrial premium grade

Industrial first grade

Agriculture grade

Appearance

no visible mechanical impurity

no visible mechanical impurity

no visible mechanical impurity

Nitrogen (N)content% ≥

21.0

21.0

20.5

Moisture (H2O),% ≤

0.2

0.3

1.5

Free acidity(H2SO4),%  ≤

0.03

0.05

0.20

Fe content, %  ≤

0.007

-

-

As content,%  ≤

0.00005

-

-

Heavy metal( Pb)content,% ≤

0.005

-

-

insoluble matter %   ≤

0.01

-

-

Note: When ammonium sulfate is used as fertilizer in agriculture, it is not necessary to check the content of Fe, As, heavy metal and water insoluble matter.

Packaging Detail:

1. Packed in plastic-lined plastic woven bags of 50 Kg net each, 25MT per 20FCL.

2. Packed in plastic-lined plastic woven jumbo bags of 1100 Kg net each, 22MT per 20FCL 3. According to the customer's requirement

Delivery Detail:

Within 7~10 days after order confirmation.