Surrogate Standard Mix 9, 200 ng/µl, 1ml

Isovitexin, 50mg

rac 3,4-Dihydroxymandelic Acid, 500mg

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)