1,3-Diphenylguanidine, 1000mg Back Catalog number: 683317 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 679447 Heptachlor, 100 µg/ml, Methanol, 1ml Price on request 0921.15-500-IO Guaiazulene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 489-84-9 Price on request 3167.20-K-IO Methyl nonadecanoate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1731-94-8 Price on request