CONOSTAN Standard S-21, 900 ppm, 100g

4-Bromobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 92-66-0

4-Isopropylthiophenol, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 4946-14-9

1,2,4,7-Tetrachloronaphthalene, 1.2mL x 50ug/mL, nonane