Calycosin-7-O-beta-D-glucoside, >98%, 20mg

2,2',4,4',6'-Pentabromo-5-methoxydiphenyl ether, 1.2ml x 50ug/ml, nonane

Senecionine,50 µg/mL,dried down,1mL,

Nicotinic acid, 1000µg/mL, Solvent-water, Unit 1mL, # of units-1, Cas.no. 59-67-6