ECH Standard Back Catalog number: 92141 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10-1802-13 9(Z),12(Z)-Octadecadienoic acid, 1g Price on request 3728.12-50-IO 5'-Fluoro-2,3,3',4,5,6-hexachlorobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request S-4045-05-10MEX10 Methanol QC Reference Mixture III n-Butyl sulfide, 0.5 ppm (weight S by weight) in 99.9 % methanol; units: 10x10mL Price on request