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Appendix IX Organophosphorus/Nitrogen Pesticides and Herbicides Spex CertiPrep Shop Online

Original price was: $ 278.Current price is: $ 111.
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Chlorinated Hydrocarbons Mix, 13 compounds each at 2,000 ug/mL in Methylene Chloride Spex CertiPrep Shop Online

Original price was: $ 87.Current price is: $ 44.
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Chlorinated Hydrocarbons Mix, 9 compounds each at 2,000 ug/mL in Isooctane Spex CertiPrep Shop Online

Original price was: $ 78.Current price is: $ 39.
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Long List Appendix IX, Organophosphorus Pesticides Mix Spex CertiPrep Shop Online

Original price was: $ 88.Current price is: $ 44.
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Nitrogen-Phosphorus Pesticides Mix C, 33 compounds each at 200 ug/mL in Methylene Chloride Spex CertiPrep Shop Online

Original price was: $ 204.Current price is: $ 82.
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Organochlorine Pesticides Mix A, 18 compounds each at 200 ug/mL in Acetone Spex CertiPrep Shop Online

Original price was: $ 64.Current price is: $ 32.
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Organochlorine Pesticides Mix B, 15 compounds each at 200 ug/mL in Acetone Spex CertiPrep Shop Online

Original price was: $ 135.Current price is: $ 54.