Internal Standard Stock Solution, 1.2ml, nonane Back Catalog number: EPA-1668IS Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 3327.10-100-CY Captafol Price on request 70402 Methapyrilene HCl Price on request 2326.12-100-IOX10 Arochlor 5460 , 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 11126-42-4 Price on request