(1) Ammonium sulphate 21 % caprolactam grade
Molecular Formula :( NH4)2SO4, Molecular Weight: 132.13,
Appearance: white crystals, N: 21% min;
Free acid as H2SO4:0.03% max, Moisture: 0.3% max,
(2) Ammonium sulphate 20.5% steel grade
Appearance: white or off white crystals,
N: 20.5%min, Moisture: 1.5%max
(3) Ammonium sulphate 20.5% granular
Appearance: 2-5mm white or off white granular,
N: 20.5%min, Moisture: 1 %max
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