Method 525.2 Solution B Back Catalog number: 97958 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended X9187 Pyridine Price on request 79354 Sulfadimethoxine Price on request 11898.20-K-ME Maprotiline hydrochloride,1000 µg base/mL,MeOH,1mL, Price on request