Fluorescent Brightener Agent OB-2 [4,4''-Bis(5-methyl-2-benzoxazolyl)stilbene], 97%, 5g Back Catalog number: Q147 Availability: In the manufacturer's stock Price on request - + Recommended 73144 Ethylsulfate sodium salt Price on request 675361 Dinotefuran, 50mg Price on request 1518.11-100-IO 4-Isopentylphenol, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1805-61-4 Price on request