ISO 15680 Stock Internal Standard Solution 4 Analytes, each 2000µg/mL in methanol; unit: 1x5mL 2017.6 Fluorobenzene [462-06-6] 3942.6 1,4-Difluorobenzene [540-36-3] 3943.6Monochlorobenzene-d5 [3114-55-4] 1957.6

Custom deuterated PAH -mix 6 Components, each 5000µg/mL in dichloromethane 0978.10 Naphthalene-d8 1524.12 Acenaphthene-d10 0389.14 Phenanthrene-d10 1088.20 Benzo[a]pyrene-d12 1337.16 Fluoranthene-d10 1330.22 Dibenzo[a,h]anthracene-d14

3-Phenyltoluene

7-Pentadecene