EPA Method 8121 Internal Standard

Isophorone

5-(3-Dimethylaminopropyl)-10,11-dihydro-5H-dibenzo[a,d]cyclohepten-5-ol, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1159-03-1

Kaempferol, 20mg