Mono-ethyl phthalate (ring-1,2-13C2,99%, dicarboxyl-13C2,99%) 100 µg/mL in MTBE Back Catalog number: CLM-4586-MT-1.2 Availability: In the manufacturer's stock Price on request - + Recommended 10534.28-1MG 25-Hydroxyvitamin D2 (95%) Price on request DF-IS-F40 Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane Price on request 681995 Phenylglyoxylic acid, 100mg Price on request