Multi-Elements Mix Back Catalog number: 50023 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11711.12-100-IO 2,2',3,4,4'-Pentachlorobiphenyl,100 µg/mL,isooctane,1mL, Price on request CFN97218 p-Coumaric acid ethyl ester, >98%, 20mg Price on request 681562 D10-1,4-Butanediol, 100mg Price on request