BW09042 | 99.0%

R017966-500g | AR,>99%(GC)，包含180-200 ppm MEHQ 稳定剂

R018574-5ml | 99.5%（标准试剂）

R049058-100ml | ACS reagent,≥99.5%

R017966-10kg | AR,>99%(GC)，包含180-200 ppm MEHQ 稳定剂

NG-I3440-1G | 见证书

CCEM501785 | 99.1%

CCEM501785 | 99.1%

CCEM500355 | >95%

CCHM701660 | 99.9%