Triforine, 100 µg/ml, Acetonitrile, 5ml

Oxolinic acid,neat,neat,10mg,

p-n-Nonylphenol Monoethoxylate (ring-13C6), 100µg/ml in Nonane, 1,2ml

Pharma - Mix 3, 100µg/ml in MeOH, 5ml