p-Xylene, certified, 1ml

Perdeuterated Internal Standard PAH-Mixture 4 5 analytes, each1000 µg/mL in benzene-d6; units: 1x1mL, 1x5mL 1337.16 Fluoranthene-d10 [93951-69-0] 1348.20 Benzo[b]fluoranthene-d12 [93951-98-5] 1349.20 Benzo[k]fluoranthene

1-Methylfluorene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 1730-37-6

Daily Quality Control Standard (with 4 Deuterated Compounds Internal Standard) 14 Analytes + 4 ISTD, each Wt.% as listed; units: 1x10mL, 5x10mL neat Name Wt.% Name Wt.% n-Hexane 12 Toluene 9 n-Heptane 17m-Xylene 3 n-Octane 17