pH 5.0 Standard @ 25°C

PAH/NPD Control Standard S-4089-ASS-5T 26 Analytes, each consentration as listed in toluene; units: 1x1mL, 1x5mL 0711.10 Naphthalene [91-20-3] 500 µg/mL 0713.11 2-Methylnaphthalene [91-57-6] 500

2H,2H-Perfluorodecanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 27854-31-5

cis-Permethrin