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 60028 Base/Neutrals Extractables Mix #3 - MISA Price on request 674792 Dichlorophen, 250mg Price on request 79569 Benzene Price on request