![InstaTest Magnesium 25 Strips-Testing-Aquatune](http://www.aquatune.net.au/cdn/shop/products/InstaTest-Magnesium-25-Strips-Testing_859743db-299f-4e33-8df5-7636a38ce76a_{width}x.jpg?v=1628842003)
Insta-TEST Magnesium Test Strips
The one-dip Insta-TEST Magnesium strip makes the testing process easy with just one dip of the strip into a pool or spa before matching the reaction to a color chart (0-400 ppm) on the bottle. This one of a kind test strip offers stable color development with very distinct colors. Packaged 25 strips per bottle. Also suitable for mineral testing for theralux minerals and other mineral systems