Plant growth granular powder crystal ammonim sulfate
Ammonium sulphate Granular | Ammonium Sulphate Caprolactum Grade | |
Items | Standard | Standard |
Appearance | White Granular | White Crystalline |
N | 20.5%min | 21%min |
S | 23.5%min | 24%min |
Fe | —— | 0.007%max |
As | 0.0002%max | 0.0005%max |
Moisture | 1.5%max | 1.0%max |
Free acid | 0.3%max | 0.05%max |
Water insoluble matter | —— | 0.02%max |
Size | 2-5mm | —— |
Product quality protection 
