全部
10 μg/mL
100 μg/mL
100 μg/mL in Hexane
100 μg/mL in Isooctane
100 μg/mL in MeOH
1000 μg/mL
1000 μg/mL in Hexane
1000 μg/mL in Isooctane
1000 μg/mL in MeOH
35 μg/mL in Isooctane
35 μg/mL in MeOH
50 ppm in Transformer oil
500 ppm w/w in Transformer oil
certified reference material, 50 mg/kg in transformer oil
certified reference material, 500 mg/kg in transformer oil
N/A
Technical?Grade
分析标准品, 100ug/mL in methanol
分析标准品,100ug/mL,溶于甲醇