EPA Method 525 - Internal Standard Back Catalog number: 30031 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11977.13-K-ME Prilocaine hydrochloride,1000 µg base/mL,MeOH,1mL, Price on request 14700-0355-100ME5 1,2,5,6,9,10-Hexabromocyclododecane, 100µg/ml in MeOH, 5ml Price on request 70174 Ethanol Price on request