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 678432 Hexaflumuron, 100 µg/ml, Acetonitrile, 1ml Price on request 67020 Sugars - Carbohydrates Price on request 678554 Barban, 100 µg/ml, Acetonitrile, 1ml Price on request