Internal Standard - Surrogate Mix Back Catalog number: 96032 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2732.29-10MG 24-Ethylcholest-5-en-3ß-ol, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 83-46-5 Price on request 678368 Tribenuron-methyl, 100 µg/ml, Acetonitrile, 1ml Price on request 72847 Metolachlor OA, 1000µg/ml in MeOH, 1ml Price on request