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-4201-SET Oxygenates Calibration Curve (without Internal Standard) 13 Analytes, each Wt.% as listed in RFA Gasoline; unit: 8x10mL one of each Std. Analyte Std.1 Std.2 Std.3 Std.4 Std.5 Std.6 St Price on request 5MBDE47 2,2',4,4'-Tetrabromo-5-methoxydiphenyl ether, 1.2ml x 50ug/ml, nonane Price on request 94758 4-Chloro-2-methylaniline Price on request