EC-4977
METHOD 1668A/B/C TOXICS/LOC/WINDOW DEFINING SOLUTION (13C12, 99%)
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METHOD 1668A/B/C TOXICS/LOC/WINDOW DEFINING SOLUTION (13C12, 99%)
METHOD 1668A/B/C CLEAN-UP STANDARD SOLN (13C12, 99%) 1 UG/ML IN NONANE
METHOD 1668A/B/C INJECTION INTERNAL STANDARD SOLN (13C12, 99%)
WHO COPLANAR & MONO-ORTHO PCB + PCB-170 & PCB-180 UNLABELED 2 UG/ML IN ISOOCTANE
WHO PCB STOCK SOLUTION IN DMSO UNLABELED 50 UG/ML IN DMSO
TOXIC AND PREDOMINANT PCB SPIKING SOLUTION (13C12, 99%)
PCB SYRINGE SPIKE (PCB-70/111/138/170) (13C12, 99%) 1000 NG/ML IN NONANE
UNLABELED PCB MIXTURE IN ISOOCTANE PCBS-28/52/101/138/153/180/209
PCB SYRINGE SPIKE (13C12, 99%) 100 NG/ML IN NONANE
