美国剑桥同位素实验室(CIL)——EN-1948-4 PCB 标准物质包括如下种类:EN-1948-4 WHO PCB Calibration Series、EN-1948-4 PCB Marker PCB Calibration Series、EN-1948-4 PCB Sampling standard、EN-1948-4 WHO PCB extraction standard、EN-1948-4 Marker PCB extraction standard、EN-1948-4 PCB recovery standard。
CIL-EC-5380 EN-1948-4 WHO PCB Calibration Series
CIL-EC-5380-CS1 EN-1948-4 WHO PCB Calibration Series [CS1]
CIL-EC-5380-CS2 EN-1948-4 WHO PCB Calibration Series [CS2]
CIL-EC-5380-CS3 EN-1948-4 WHO PCB Calibration Series [CS3]
CIL-EC-5380-CS4 EN-1948-4 WHO PCB Calibration Series [CS4]
CIL-EC-5380-CS5 EN-1948-4 WHO PCB Calibration Series [CS5]
CIL-EC-5380-CS6 EN-1948-4 WHO PCB Calibration Series [CS6]
CIL-EC-5385 EN-1948-4 Marker PCB Calibration Series
CIL-EC-5385-CS1 EN-1948-4 Marker PCB Calibration Series [CS1]
CIL-EC-5385-CS2 EN-1948-4 Marker PCB Calibration Series [CS2]
CIL-EC-5385-CS4 EN-1948-4 Marker PCB Calibration Series [CS4]
CIL-EC-5385-CS5 EN-1948-4 Marker PCB Calibration Series [CS5]
CIL-EC-5385-CS6 EN-1948-4 Marker PCB Calibration Series [CS6]
CIL-EC-5385-CS3 EN-1948-4 Marker PCB Calibration Series [CS3]
CIL-EC-5370 EN-1948-4 PCB sampling standard
CIL-EC-5372 EN-1948-4 WHO PCB extraction standard
CIL-EC-5372-1/10X-10 EN-1948-4 WHO PCB extraction standard
CIL-EC-5379 EN-1948-4 Marker PCB extraction standard
CIL-EC-5379-1/10X-10 EN-1948-4 Marker PCB extraction standard
CIL-EC-5371 EN-1948-4 PCB recovery standard