氯化铵

氯化铵(NH4Cl)(以干基计)的质量分数/%     ≥ 99.3         99.0

 水分/%                                                        ≤ 1.0        1.0

氯化钠(以干基计)/%                                     ≤ 0.2         0.3

水不溶物/%                                                  ≤ 0.02        0.03

硫酸盐/%                                                       ≤ 0.02      0.04

pH值                                                             4.2~5.8      4.2~5.8