全部
≥98%
10mM in DMSO
40-60目,C1-C4烃类分析
40-60目,C1-C4烃类分析
5% Nitric acid, tr HF
60-80目,C1-C4烃类分析
60-80目,C1-C4烃类分析
80-100目,C1-C4烃类分析
80-100目,C1-C4烃类分析
80~100目,C1-C2烃,CO,CO
99%
affinity isolated antibody, buffered aqueous solution
certified reference material
certified reference material, 2000 μg/mL each component in methanol
min. 85%
pkg of 20 mL
Varied conc. in 2-5% Nitric Acid, tr Hydrofluoric acid