| 分子式 | C20H12 |
苯并[a]芘
编号:S-B1760-1G CAS号:50-32-8 规格:1g
乙腈中萘溶液标准物质
编号:BWQ7965-2016 CAS号:91-20-3 规格:1.2mL 浓度:100μg/mL
乙腈中16种多环芳烃混标溶液(GB5009.265-2016)
编号:1ST4360-100A 规格:1mL 浓度:100μg/mL
苯并(g,h,i)苝
编号:CPAH111512 CAS号:191-24-2 规格:50mg 浓度:97.6%
蒽
编号:CPAH111511 规格:250mg 浓度:98.9%
乙腈中甲酚曲唑三硅氧烷溶液
编号:1ST21427-100A CAS号:155633-54-8 规格:1mL 浓度:100μg/mL