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![Nitrite 0-25 ppm, Nitrate 0-500 ppm Two Pad Test Strip [Vial of 50 Strips] auspowers_batchfour Lightweight and beautiful Size:130mm | 5](https://cdn.shopify.com/s/files/1/0595/9906/1172/products/61ZNB1h_3AL.jpg?v=1656421354)
![Nitrite 0-25 ppm, Nitrate 0-500 ppm Two Pad Test Strip [Vial of 50 Strips] auspowers_batchfour Lightweight and beautiful Size:130mm | 5](https://cdn.shopify.com/s/files/1/0595/9906/1172/products/517MzEUwvtL.jpg?v=1656421354)
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Nitrite 0 25 ppm, Nitrate 0 500 ppm Two Pad Test Strip [Vial of 50 Strips] auspowers_batchfour Lightweight and beautiful Size:130mm 5" Lightweight and beautiful solder connections and heat shrink tubing for best results Compare test pad to the color chart after 30 seconds Make sure to reseal the bottle immediately after opening to prevent the moisture from ruining them
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