Caffeine Back Catalog number: 96175 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4275-5K-ME Standard Mixture 1 + Dichlobenil S-4275 Compound Prod.no. CAS no. Purity% Grav.conc mg/ml Chloroform 1350,1 67-66-3 99,5 5 1,1,1-Trichl Price on request 72353 Menthol, 1000µg/ml in MeOH, 1ml Price on request 92368 MA - VPH Surrogate Spike Price on request