Mass-Labelled PCB Syringe Spike Solution, 1.2ml, nonane Back Catalog number: PCB-IS-C Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 673821 Azadirachtin A, 100 µg/ml, Acetonitrile, 1ml Price on request 59735 Metals Mix #4 Price on request 9744.21-100-ET delta-9-THC-d3, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. Price on request