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EC-2400

EC-2400

PCB-MIX 2400 (13C6, 99%/13C12, 99%)…
EC-4058

EC-4058

13C LABELED PCB MIXTURE IN NONANE PCBS-28/52/101/13…
EC-4060

EC-4060

13C LABELED PCB MIXTURE PCBS-77/101/141/178 10 UG/…
EC-4070

EC-4070

CO-PLANAR 13C LABELED PCB MIX PCBS-77/126/169 5 UG…
EC-4133

EC-4133

DSJ PCB MIXTURE UNLABELED IN ISOOCTANE…
EC-4165-1.2

EC-4165-1.2

2,5-DICB (PCB-9) (13C12, 98-99%) 40+/-2 UG/ML IN …
EC-4977

EC-4977

METHOD 1668A/B/C TOXICS/LOC/WINDOW DEFINING SOLUTIO…
EC-4978

EC-4978

METHOD 1668A/B/C CLEAN-UP STANDARD SOLN (13C12, 99%…
EC-5045

EC-5045

WHO PCB+PCB-170+PCB-180 CLEAN-UP STANDARD (13C12, 9…
EC-5046

EC-5046

WHO PCB+PCB-170+PCB-180 SYRINGE STANDARD (13C12, 99…