L-Ascorbic Acid-13C6, 1mg Back Catalog number: A786992 Manufacturer: TORONTO RESEARCH CHEMICALS Availability: In the manufacturer's stock Price on request - + Recommended S-4451-SET2 ISO 9377-2 Calibration Mixture of BAM-K10 in Pentane Kit Cat. No. S-4451-SET2 Concentrations: Blank 50mg/L 100mg/L 200mg/L 500mg/L 1000mg/L 6x5mL The previously lowest concentration of 10mg/L has been discontinued and the set is from 2009 on deli Price on request 96519 Clonazepam-D4 Price on request 73204 3-n-Propylphenol Price on request