Method 4 Standard 1 Back Catalog number: 93233 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9908.12-1MG 4-Methylethcathinone hydrochloride, neat, Solvent-neat, Unit 1mg, # of units-1, Cas.no. 1225617-18-4 (free base) Price on request 675319 Cinidon-ethyl, 100 µg/ml, Acetonitrile, 5ml Price on request 71156 Triethylene glycol Price on request