Xylene, 1ml Back Catalog number: 679780 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 1682.30-100-IO 17ß(H),21ß(H)-Hop-22(29)-en-3-one, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 25615-11-6 Price on request 96586 1S,2R(+)-Ephedrine-D3 Price on request 93126 EPA Method 622/8140 - Analytes Price on request