Permethrin (mix isomers), 1000µg/ml in Acetonitrile, 1ml

GC-IRMS Standard 1 1136,16 n-Hexadecane [544-76-3] 1141,21 n-Heneicosane [629-99-2] 1145,25 n-Pentacosane [629-99-2] 1150,30 n-Triacontane [638-68-6] 10,0mg/ml in hexane

1,4,5-Trimethylnaphthalene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2131-41-1

2,3,5,6-Tetrachloroterephthalic acid