| 分子式 | C20H12 |
苯并[b]荧蒽溶液
编号:1ST4306-1000A CAS号:205-99-2 规格:1mL 浓度:1000μg/mL
乙腈中芘溶液
编号:1ST4316-1000A CAS号:129-00-0 规格:1mL 浓度:1000μg/mL
正己烷中16种多环芳烃混标溶液(GB5009.265-2016)
编号:1ST4360-20H 规格:1mL 浓度:20μg/mL
甲醇中正十四烷溶液标准物质
编号:BWQ7898-2016 CAS号:629-59-4 规格:1.2mL 浓度:1000μg/mL
多环芳烃质控样低浓度
编号:QCO-135 规格:1.5mL 浓度:详见证书(18组分)
甲苯中苝-D12溶液
编号:1ST4323-1000T CAS号:1520-96-3 规格:1mL 浓度:1000μg/mL