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Find a Contaminant

To find a contaminant use one of the search options provided below. If you know the name, CAS number, or any synonyms enter the search terms into the search box. If you know the first letter of the contaminant, or you wish to view a list sorted alphabetically, select the appropriate letter.

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Chemical    Microbial    Radiological

Name CAS Number Synonyms Contaminant Type
17a-ethynyl estradiol 57-63-6 EE2 Chemical
Arsenic 7440-38-2 Arsenate, Arsenite, As(3), As(5) Chemical
B. anthracis Anthrax Microbial
Cryptosporidium C. parvum, Cryptosporidium parvum Microbial
Dichlorvos 62-73-7 DDVP, Vapona Chemical
Metolachlor 51218-45-2 Bicep, Codal, Dual, Milocep Chemical
Metolachlor Degradates Metolachlor ESA, Metolachlor OA, Metolachlor ethane sulfonic acid, Metolachlor oxanilic acid Chemical
Microcystins Microcystin-LR Chemical
Perchlorate Ammonium perchlorate Chemical
Radium 13982-63-3 Ra-226, Ra-228 Radiological

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