Surrogate Standard Mix 9, 200 ng/µl, 1ml Back Catalog number: XA08080900AC Availability: In the manufacturer's stock Price on request - + Recommended 50701 IC Standard 1C Price on request 79292 4,4’-DDT Price on request S-4377-1-4.5T ISO 18857-1 4-n-Nonylphenol solution, Calibration standard Price on request