EPA Method 551 “Mix B” Back Catalog number: 30395 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71654 Hexafluoro-2-methyl-2-propanol Price on request 35441 Baygon Price on request 10474.16 AH-7921-d6 (dimethyl-d6) Price on request