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Specifications of industrial-grade ammonium sulfate fertilizer. Based on the datasheet received from Alex Fert Co.
| Nitrogen | 20.2% min. by weight |
| Sulfur | 24% ± 0.2 by weight |
| Moisture (H2O) | 0.5% max. by weight |
| Sizes < 1.18 mm | 0.75% max. by weight |
| Sizes < 2.00 mm | 3.2% max. by weight |
| Sizes =2.00–4.00mm | 90% min. by weight |
| Granular, free-flowing, free from harmful substances |
