硫氰酸钾

分析纯)  AR
技术条件
含量(KSCN),%                                                                ≥98.5
pH值（50g/L,25°C）                                                      6.3~8.5                             
                              杂质最高含量（以%计）
澄清度试验，号                                                              3
水不溶物                                                                        0.005
氯化物（Cl）                                                                  0.005
硫化物（S）                                                                   0.001                          
硫酸盐（SO4）                                                              0.005
铵盐（NH4）                                                                 0.002
钠（Na）                                                                       0.02
铁（Fe）                                                                        0.0001
铜（Cu）                                                                       0.0005
铅（Pb）                                                                        0.0005