EPA Method 8260B Surrogate Standard Back Catalog number: 23012 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended H945870-10MG 5-(Hydroxymethyl)cytosine, 10mg Price on request S-4036-0-IOX5 3-Chlorothiophene in isooctane, Blank Units: 5x1mL ampoules Price on request 10768.18-100-ME Diatrizoic acid meglumine salt Price on request