1范围本标准规定了硝酸磷肥的要求、试验方法、检验现则、包装、标志、贮存和运输。本标准适用于主要以硝酸分解磷矿后加工制得的氮磷比约为2∶1的氮磷复合肥料。2引用标准下列标准所包含的条文，通过在本标准中引用而构成为本标准的条文。本标准出版时，所示版本均为有效。所 1 Scope This standard specifies the requirements of nitrophosphate, test methods, testing now, packaging, labeling, storage and transportation. This standard applies to the main nitric acid decomposition of phosphate rock processing of nitrogen and phosphorus ratio of about 2: 1 of nitrogen and phosphorus compound fertilizer. 2 Normative references The following standards contain provisions which, through reference in this text, constitute the provisions of this standard. At the time of publication, the editions indicated were valid. The