| Specification | | Chemical Formula | NH4CL | | Moisture percent by weight, Max. | 0.5 | | Ammonium chloride (asNH4CL), (on dry basis) Min. | 99.5% | | Iron (as Fe ), | 0.01% | | Sulphates [ as( NH4)2SO4], | 0.1% | | Total sulphated residue on sublimation | 0.3% | | PH | 4.5 to 5.2 | | Matter insoluble in water, | 0.1% |
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