Internal Standard - Surrogate Mix Back Catalog number: 96032 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8669.9-100-ME Imidacloprid,100 µg/mL,MeOH,1mL, Price on request 673845 D9-Chlormequat Chloride, 100 µg/ml, Deuterium oxi Price on request R525002-2.5MG Risperidone-d4, 2,5mg Price on request