Metals Mix 6C Back Catalog number: 50417 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 96431 Sodium L-lactate Price on request 11432.20-100-IO Di-p-tolylphenyl phosphate,100 µg/mL,isooctane,1mL, Price on request 30114 EPA Method 551.1 Performance Check Soln Price on request