All analytes are present in their acid (water soluble) form.

A total sample size of 30 g is provided.

The PT sample has been sterilized.

Recommended storage condition is 4º C

The evaluation of results will be based on study statistics for equivalent methods.

The soil is to be extracted and analyzed using an appropriate extraction and analytical method for bromide, chloride, fluoride, nitrate as N, nitrite as N, phosphate as P, and sulfate.

Mix well. No modification to the sample prior to sub-sampling is necessary.

On the report form, please list the determinative technique used for analysis of this sample.

Report your results as mg/Kg on a dry weight basis on the analysis data sheet provided. Do not correct the analytical results for matrix spike recovery bias. If multiple methods are used for preparation and/or analysis, a separate report form must be used for each preparation and analysis method.