Quality Control Standard, 1000µg/ml in AC, 1ml Back Catalog number: ISO/DIS9377-4-1 Availability: In the manufacturer's stock Price on request - + Recommended 95061 Aliphatic Alkane Mixture 2 Price on request 50752 IC Anion Standard Custom Mix Price on request 94868 PCB Co-Eluter Isomer Mix Price on request