EPA Method 8260B - Purgeable Internal Std

F-BTEX ISTD Mixture 4 Analytes, each 2000 µg/mL in methanol; units: 1x 4.5mL, 1x10mL 2017.6 Fluorobenzene [462-06-6] 2018.7 2-Fluorotoluene

Norfloxacin,neat,neat,100mg,

EPA Method 525 Pesticide Standard