Endrin, 100 µg/ml, Toluene, 5ml

2-Ethoxy-3-isopropylpyrazine, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no.

n-Hexadecane, 1000µg/mL in methylene chloride, 1ml

Syringic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 530-57-4