EPA Method 551.1 - Analytes Mix “A”

n-Hexane, neat, Solvent-neat, Unit 5mL, # of units-1, Cas.no. 110-54-3

Sulfur Calibration Mixtures: Di-n-butyl sulfide in Light White Oil (less than 20mg/kg S) Unit : 10mL screw-capped bottle Light White Mineral Oil Heavy White Mineral Oil (20 cSt at 40°C) (70 cSt at 40°C)

7-Hydroxy Mitragynine, 0,25mg