Initial Check Verif. Standard 4, in 4%HNO3, 100ml

Methyl 4,7,10,13,16,19-docosahexaenoate (all-cis), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2566-90-7

Mevinphos, 100 µg/ml, Ethyl acetate, 1ml

(+)-Matrine-d3, 2.5mg