Description_x000D_ General description_x000D_ Clean clay loam may be used as a reference material in the recovery of nitro-organic explosives in soil samples using gas chromatography coupled with electron capture detector (GC-ECD)._x000D_ Application_x000D_ Product is intended for use as a clean control and as a base for fortification when no suitable CRM is available for use in method validation, method development or matrix recovery applications. COA covers most paramaters of interest._x000D_ Specifications_x000D_ View example COA for CLNSOIL2_x000D_ Note - The link provided is an example certificate of analysis (COA) only and may not be the lot that you receive. All analytes may not be present or certified for each lot, and analyte concentrations will vary by lot._x000D_ Other Notes_x000D_ Values of analytes vary lot to lot. Some lots may not contain all analytes.