L-Ascorbic Acid-13C6, 1mg Back Catalog number: A786992 Manufacturer: TORONTO RESEARCH CHEMICALS Availability: In the manufacturer's stock Price on request - + Recommended 13570-10AC5 Siloxanes - Mix 8, 10µg/ml in Acetone, 5ml Price on request 8393.6-K-TF Levoglucosan, 1000µg/mL, Solvent-Tetrahydrofuran, Unit 1mL, # of units-1, Cas.no. 498-07-7 Price on request 84422 EPA Method 8240A Mix #2 Price on request