Dr. Ehrenstorfer is the leading manufacturer of pesticide standards and other organic reference materials. Over 8,000 different products are available from stock ensuring we can respond rapidly to your reference material needs.
The materials are available as individual components (neat and in solution) as well as mixtures. All reference materials are assigned an expiry date which is printed on both the product label and the Certificate of Analysis.
Using Dr. Ehrenstorfer materials can ensure the accuracy and comparability of organic residue analysis in the environmental, food and other sectors.