EPA Method 8260B Additionals #2 Back Catalog number: 95239 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9438.9-100-AN Atraton Price on request C12637690 Diisopropylnaphthalene (mixture of isomers), certified, 0.1g Price on request 674064 Coumaphos-oxon, 10mg Price on request