structural formula business number 015j molecular formula c23h42n2o12 molecular weight 538.59 label pentypyridinium tartrate, 1,1’-pentame ...

structural formula business number 0255 molecular formula c19h17no2 molecular weight 291.34 label naphthol as-mx, naphthol as-mx, ...

structural formula business number 029j molecular formula c8h9cl molecular weight 140.61 label 4-chloro-m-xylene, 4-chloro-m-xylene nu ...

structural formula business number 029h molecular formula c8h10o molecular weight 122 label 3,4-dimethylphenol, 3,4-xylenol, ...