Ethanol standard in serum,4.0g/L,serum, 1.5mL

Catechin, >98%, 20mg

Imidazole, 250mg

Isocaffeine (1,3,9-Trimethylxanthine), 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 519-32-4