beta-HCH, 100 µg/ml, Methanol, 1ml Back Catalog number: 680443 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 14062.18-100-ME (+/-)-3-(4-Methylbenzylidene-d4)camphor, 100µg/ml Price on request 8457.9-1G Tris(monochloropropyl)phosphate, isomer mixture , neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. Price on request 9118.14-100-IO alpha-Isomethyl ionone, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 127-51-5 Price on request