Custom Standard Back Catalog number: 50312 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DPE-28 2,4,4'-Trichlorodiphenyl ether, 1.2ml x 50ug/ml, nonane Price on request 10278.12-5MG (±)-Sotalol-d7 hydrochloride (iso-propyl-d7) Price on request 681357 Triphenylphosphate, 250mg Price on request