磷酸钠

性状：无色或白色结晶

技术条件

含量（Na3PO4·12H2O）,%                                         ≥98.0

                              杂质最高含量（以%计）

澄清度试验                                                                    合格

游离碱（以NaOH计）                                                    1.5

二钠盐（以Na2HPO·12H2O）                                       0.5

氯化钠（Cl）                                                                  0.005

硫酸盐（SO4）                                                              0.01

总氮量（N）                                                                  0.002

铁（Fe）                                                                        0.0005

砷（As）                                                                        0.0003

重金属（以Pb计）                                                          0.001

警告：具腐蚀性、低毒

安全措施：密闭包装，并贮于干燥通风处。与酸类分储分运。注意个体防护，严禁身体直接接触。皮肤（眼睛）接触，用流动清水冲洗。误食，用水漱口，饮牛奶或蛋清。