2,3-Benzanthracene, 50µg/ml in Toluene, 1ml Back Catalog number: H-159S Availability: In the manufacturer's stock Price on request - + Recommended DPE-74 2,4,4',5-Tetrachlorodiphenyl ether, 1.2ml x 50ug/ml, nonane Price on request 55082 WS-SDWA Silica as SiO2 Price on request C15712000 4-n-Octylphenol, certified, 0.25g Price on request