Calibration Standards Set Back Catalog number: 53016 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9664.20-10MG 1,4-Androstadien-4-chloro-17a-methyl-17b-og lignende-3-one, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. Price on request YA08060100IO Phthalate Esters Mix 1, 2000 ng/µl, 1ml Price on request C175350 Cannabinol, 5mg Price on request