GC/MS Calibration Standard Mix #1 Back Catalog number: 43027 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 684865 Noopept, 25mg Price on request 10580.39-1MM-CF Phosphatidylethanol sodium salt,1 millimol free acid (723.5 µg/mL),chloroform,1mL Price on request 9861.2-100MG N-Methyl-N'-nitro-N-nitrosoguanidine (wetted with ca. 50% water), neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 70-25-7 Price on request