Surrogate Standard Back Catalog number: 36003 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended C10218000 Aminopyralid, certified, 0.1g Price on request 684125 2-(1-Hydroxyethyl)-6-methylaniline, 5mg Price on request C175405 Cannflavin B, 1mg Price on request