Ammonium Sulphate(compacted granular)

 

Items
Standard Values
Actual values
Outward
White crystal, no mechanical impurity
White crystal, no mechanical impurity
Nitrogen (N) content (in dry basis), %
≥21.0
21.0
水份(H2O,%)
≤0.2
0.1
(H2SO4,%)Free Acid
≤0.03
--
(Fe,%)
--
--
(As,%)
--
--
Heavy metals(in Pb, %)
--
--
Water insoluble content,%
--
--

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