8082LCS / Matrix Spike Back Catalog number: 92214 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended H944870 (S)-4-Hydroxy Mephenytoin, 10mg Price on request 73539 Diniconazole Price on request DF-IS-C Mass-Labelled PCDD/PCDF Internal Standard Solution, 1.2ml, nonane Price on request