磷酸一铵 10-50-0 Mono Ammonium Phosphate 10-50-0 产品规格说明 TOTAL NUTRIENT(N+P2O5): 60%min TOTAL NITROGEN (AS N)): 10%min (-/+0.5%) TOTAL PHOSPHATE (AS P2O5): 50%min (-/+0.5%) MOISTURE: 2.5%max PARTICLE SIZE(1-4mm): 90%min Contact: fert@bestwinco.com 具体等级、规格及供货条件以双方确认的文件和合同为准。