PAH IS/S Standard, 4000µg/ml in MeChl., 1ml Back Catalog number: 95280 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3807.12-K-IO Mono-n-butyl phthalate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 131-70-4 Price on request (3837.3) Glycerol: See product 3644.3 Price on request 2892.12-K-IO Diethyl phthalate-3,4,5,6-d4, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 93952-12-6 Price on request