Paraben-Mix 1, 100 µg/ml, Methanol, 5ml Back Catalog number: 681454 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 682169 (-)-delta-9-THC, 10.0 µg/ml, Methanol, 1ml Price on request C17321900 Terephthalic acid, bis(2-ethylhexyl) ester, 250mg Price on request 1837.8-1G m-Toluic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 99-04-7 Price on request