Hazardous shipping. Items with this mark may be considered hazardous under some shipping conditions. If necessary, we will change your selected shipping method to accommodate these items.
Education Test Kit, Ammonia
Nitrogen Ammonia Test Kit (Model NI-SA) utilizes the simple, fast color disc method and contains 100 tests. Mid Range 0 to 2.5 mg/L.
Benefits
Simple, low-cost color disc method is the most accurate visual test kit method