PCB Congeners Mix #1

4-Ethylcatechol, 100mg

Daily Quality Control Standard (with Internal Standard) 15 Analytes, each Wt.% as listed; units: 1x10mL, 5x10mL neat Name Wt.% Name Wt.% n-Hexane 11 Ethylbenzene

(Use Part# 70387) Famphur