![Nitrate 0-500 ppm Test Strip [Vial of 25 Strips] sold2025 accurate & convenient nailing](https://cdn.shopify.com/s/files/1/0595/9906/1172/products/B09S1DSVJS.jpg?v=1656572956)
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Nitrate 0-500 ppm Test Strip [Vial of 25 Strips] sold2025 accurate & convenient nailingNitrate 0 500 ppm Test Strip [Vial of 25 Strips] The Nitrate test strip is used to detect Nitrate in solution at 10, 25, 50, 100, 250, & 500ppm. Nitrate test strips are often used to test fertilizer run off in agricultural areas. This strip is very sensitive to light and moisture, so be sure to keep the vial tightly sealed. Make sure to reseal the bottle immediately after opening to prevent the moisture from ruining them. Excessive amounts of nitrate
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