EPA Method 8240A C Back Catalog number: 22002 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended XA14030000WA Glufosinate ammonium, 100µg/ml in Water, 1ml Price on request 13817-IO5 Phthalic acid ester - Mix 7, 1000g/ml in IO, 5ml Price on request 675095 Sodium p-n-dodecylbenzenesulfonate, 10mg Price on request