US EPA Method 625 is an analytical method for the monitoring of acid and base neutral extractable fractions in municipal and industrial wastewater by GC/MS.

CLP Series Methods: The US EPA retains analytical services through the Contract Laboratory Program (CLP). The CLP follows detailed SOPs derived from EPA methods and SW-846. The CLP Volatile Organic Analysis Method is an analytical method for the analysis of aqueous or solid samples for VOCs by GC/MS.

Chemicals sold by Cole-Parmer are not intended for and should not be (i) used for medical, surgical or other patient oriented applications, or (ii) combined with any food product or ingested in any form.

Can’t find the standards you are looking for? Spex CertiPrep® can make custom standards to meet your exact needs. Contact us for more information at [email protected] or call us at 732-549-7144.

This multi-component solution contains 3 components.

• Base/Neutral Surrogate Standard is a 5 mL bottle which contains 5,000 µg/mL (5,000 ppm) of 2-Fluorobiphenyl, Nitrobenzene-d5, and p-Terphenyl-d14.

Hazardous material shipping fees may apply.