WS-SDWA Sulfide Back Catalog number: 55196 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1557.5-K-ME n-Pentane-d12, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 2031-90-5 Price on request 30008 EPA Method 502.1 - Liquids Price on request 3280.19-K-IO Methyl 9-cis-12-hydroxyoctadecenoate , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 141-24-2 Price on request