Method 525.2 Solution B Back Catalog number: 97958 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11647.9-K-ME (+/-)-Normetanephrine hydrochloride,1000 µg base/mL,MeOH,1mL, Price on request HCH-MXA Native HCH Solution/Mixture, 1.2ml, nonane Price on request 32401 1,1,2,2-Tetrachloroethane Price on request