Are the Nitrate and Nitrite Test Strips damaged by exposure to sunlight?

Document ID

Document ID TE524

Published Date

Published Date 04/02/2019
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Question
Are the Nitrate and Nitrite Test Strips damaged by exposure to sunlight?
Summary
Sunlight exposure to Nitrate and Nitrite Test Strips
Answer
Excess sunlight has been shown to discolor the paper pads used on the Nitrate and Nitrite Test Strips (Product # 2745425). This discoloration can result in falsely high readings. For best results, avoid exposing the strips to direct sunlight during storage.

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