Tylosin, 100 µg/ml, Methanol, 1ml Back Catalog number: 679825 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 28013 EPA Method 8260B Purgeable Internal Standard Price on request 2497.16-1G Tetra-n-butyltin, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 1461-25-2 Price on request 12148.19-100-ME Methoprene,100 µg/mL,MeOH,1mL, Price on request