13C LABELED PCB MIXTURE PCBS-77/101/141/178 10UG/ML IN NONANE

Atrazine-desethyl 100 µg/mL in Acetonitrile, 1ml

4-Chlorotoluene, 100µg/mL in MeOH, 5mL

ISO 15753 Alternatively: Standard solution of 16 EPA-PAHs may be used, but this mixture also contain acenaphtylene S-4470-100-T EPA (=S-4063-100-T) 100µg each/mL in toluene; unit: 1x1mL