QC-21

Benzanthrone, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 82-05-3

Bis(2-ethylhexyl)-3,4,6-tribromo phthalate,50 µg/mL ,toluene,1mL,

n-Propyl 4-hydroxybenzoate-2,3,5,6-d4, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1219802-67-1