Trifluoroacetic acid sodium salt, 100µg/ml, water 1X1ML Back Catalog number: 691959 Availability: In the manufacturer's stock Price on request - + Recommended 2IPPDPP 2-Isopropylphenyl diphenyl phosphate, 1.2ml x 50ug/ml, toluene Price on request 19262 EPA Method 525 - PAH Standard Price on request 1107.14-100-TX10 9-Nitroanthracene-d9, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 220381-38-4 Price on request