How Do Insurance Companies Test for Nicotine? |
2018-12-5 · In this testing process, testing strips are coated with a substance that acts as a cotinine antigen. The urine is mixed with a gold antibody, which will color the antigen line once the two come in contact with each other. Once the testing strip is placed in contact with the urine and antibody mixture, the mixture will absorb into the strip.
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