EPA Method 524.2 Rev 4.1 High Conc VOC Mixes

Calibration Mixtures: Di-n-butyl sulfide in Isooctane Unit: 1x10mL screw-capped bottle Isooctane µgS/g (ppm) Wt.% S-4050-0-10IO 0 Blank 0 S-4050-1-10IO 1 0.0001 Etc. S-4050-10Kit Kit of above solutions

1,1-Bis(4-hydroxyphenyl)cyclohexane, 1.2ml x 50ug/ml, methanol

Acifluorfen, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 5059-66-6