Determination of free water for nitrophosphate—Karl fischer method
全国肥料和土壤调理剂标准化技术委员会
本标准规定用卡尔·费休法测定硝酸磷肥、硝酸磷钾肥中的游离水含量。
本标准适用于各种工艺生产的硝酸磷肥、硝酸磷钾肥中游离水含量的测定。
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