| 分子式 | C7H3NOBr2 |
硫酸腈
编号:CCHM700723 CAS号:10034-93-2 规格:250mg 浓度:97.3%
灭蝇胺标准品
编号:BWN0062-2016 CAS号:66215-27-8 规格:不低于0.25g 浓度:99.0%
除虫脲标准品
编号:BWN0056-2016 CAS号:35367-38-5 规格:0.25g 浓度:99.4%
丙烯腈(含稳定剂MEHQ)Acrylonitrile
编号:A0146-25ML CAS号:107-13-1 规格:25mL 浓度:(stabilizedwi...>99.0%(GC)
偶氮二异丁腈
编号:133871 规格:AR,250g
3种丙烯腈混标HJ679-2013/HJ874-2017
编号:30499YW 规格:1mL 浓度:2000μg/mL