Surrogate Standard Back Catalog number: 95536 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 92526 Internal Standard Price on request 83538 Acetophenone-DNPH Price on request MBP-37 3,4,4'-Trichloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane Price on request