Group I Elements Starter Kit Back Catalog number: 52253 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9029.6-5K-ME Chlorobenzene-d5,5000 µg/mL,MeOH,1mL Price on request 678112 n-Hexane, 5ml Price on request 30020 EPA Method 508A DCB Stock Solution Price on request