Pyrethrum

Valproic acid-d4, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 87745-17-3

[13C3]-Melamine, 1.2ml x 100ug/ml, water

Diisoundecyl phthalate,1000 µg/+L6938:O6938mL,isooctane,1mL,