EPA Method 526 Standard Back Catalog number: 93199 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3602.10-K-IO 1,2,3,4-Tetramethylbenzene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 488-23-3 Price on request 0698.30-100-IO Hop-22(29)-ene (17ß(H),21ß(H)), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1615-91-4 Price on request 3273.19-K-IO Methyl 9-cis-octadecenoate , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 112-62-9 Price on request