EPA Method 8240A Internal Standard Back Catalog number: 22003 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9825.10-10MG 1D,1D,2H,2H-1-Hydroxyperfluorodecan, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. Price on request 91184 EPA Method 610/8310 Analytes Price on request 682271 1-Hydroxybenzotriazole monohydrate, 100mg Price on request