β-1,2,5,6,9,10-Hexabromocyclododecane, 50µg/ml in Toluene, 1,2ml

L-Nicotine bitartrate dihydrate,neat,neat,250mg,

2,7-Naphthalenedicarboxylic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 2089-89-6

BOD Calibraton Standard