磷酸

性状：无色、无嗅、粘稠液体。密封保存。

相对分子质量：98.00

技术条件

含量（H3PO4）,%                                                                      ≥85.0

色度，黑曾单位                                                                           ≤25

                                         杂质最高含量（以%计）

挥发酸（以H计），mmol/g                                                         0.0002

氯化物（Cl）                                                                                0.0003

硫酸盐（SO4）                                                                             0.003

硝酸盐（NO3）                                                                            0.0005

砷（As）                                                                                      0.00005

铁（Fe）                                                                                      0.002

钠（Na）                                                                                      0.05

钾（K）                                                                                        0.005

锰（Mn）                                                                                     0.0002

镍（Nl）                                                                                       0.0005

铜（Cu）                                                                                      0.0005

锌（Zn）                                                                                      0.001

镉（Cd）                                                                                      0.0005

铅（Pb）                                                                                      0.001

还原物质（以H3PO2计）                                                              0.01

危险：引起严重的皮肤灼伤和眼睛损伤，引起严重眼睛损伤，对水生生物有害

安全措施：密闭包装，并贮于干燥通风处。与碱类、金属粉末、易（可）燃物等分储分运。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