Internal Standard Method 8260B - N9331041

Perkin Elmer - Internal Standard for Method 8260B. Internal Standard for Method 8260B 4 certified analytes. 1. 2 mL @2000µg/ml - in P & T methanol       2000 µg/ml -    Chlorobenzene-d52000 µg/ml -     1,4-Dichlorobenzene-d42000 µg/ml -     1,4-Difluorob