PCB No. 126, 10µg/ml in Isooctane, 10ml

1,2,3,4-Tetrachlorobenzene, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 634-66-2

F-BTEX ISTD Mixture 4 Analytes, each 2000 µg/mL in methanol; units: 1x 4.5mL, 1x10mL 2017.6 Fluorobenzene [462-06-6] 2018.7 2-Fluorotoluene

4-tert-Octylphenol triethoxylate,1000 µg/mL,acetone,1mL,