Internal Standard Back Catalog number: 95665 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2595.36 Dibenzo[lm,yz]pyranthrene, Please inquire, Solvent-, Unit , # of units-, Cas.no. 191-06-0 Price on request 50689 Multi Elements Solution Price on request 8885.24-10MG Bis(2-ethylhexyl)tetrabromophthalate Price on request