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 S-4382-K-IPX5 EPA 8041A Surrogate Standard S-4382 1mg/mL in isopropanol, 1 mL, 5 x 1mL, 5mL 2,4-Dibromophenol Price on request 673254 Dichlorvos, 10.0 µg/ml, Acetonitrile, 10ml Price on request 682085 4-Bromoaniline, 100 µg/ml, Methanol, 5ml Price on request