Copper AA Standard (Cu)

Methanol QC Reference Mixture III n-Butyl sulfide, 0.5 ppm (weight S by weight) in 99.9 % methanol; units: 10x10mL

3-n-Heptylthiophene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 65016-61-7

Diisobutyl phthalate-3,4,5,6-d4,1000 µg/mL,isooctane,1mL,