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 72563 Dodecamethylcyclohexasiloxane Price on request 96796 Phthalate Standard Price on request 3525.4-100-CY Zineb Price on request