WS Disinfection By-Products - Cal Check 3 Back Catalog number: 93985 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79304 Hexachlorocyclopentadiene Price on request 10371.8-K-ME Valproic acid-d6 Price on request 11956.21-100-ME Lisinopril dihydrate,100 µg base/mL,MeOH,1mL, Price on request