Salifert test kits are the epitome of accuracy and precision. Their wide range of available tests have all been designed to detect the smallest traces of certain elements, without interference from other chemicals within the water. Read more
Salifert Phosphate Test Kit
Test your water for even the smallest amounts of phosphate with this test kit. See if phosphate is the culprit behind those algae problems For freshwater and saltwater.
Approximately 50 tests per kit