EPA Method 1666Labeled Standard Back Catalog number: 82491 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11967.41-K-ME Digoxin,1000 µg/mL,MeOH,1mL, Price on request 92970 Diethylbenzenes Price on request 70066 4-Chloro-3-methylphenol Price on request