Demeton-S-methyl-sulfone, 10 µg/ml, Cyclohexane,

Custom mix of deuterated phenols 2349.6 Phenol-d6 2393.7 o-Cresol-d8 2396.8 2,4-Dimethylphenol-d3 2511.7 4-Chloro-3-methylphenol

Perfluoro-n-pentanoic acid, 50µg/ml in MeOH, 1,2ml

2,3,3',4,4',5',6-Heptabromodiphenyl ether,50 µg/mL,isooctane,1mL,