Ethephon, 100 µg/ml, Acetonitrile, 5ml

2,2',4,5,5'-Petanchlorobiphenyl-3',4',6'-d3

Omeprazole-d3 (benzimidazole-4,6,7-d3), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no.

1,2-Dimethyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 31317-14-3