Hanna Instruments HI736 Phosphorus Ultra Low Range Checker HC for Saltwater Aquariums is ranked 7th in colorimeters based on our comprehensive analysis.
Reviewed by more than 72 consumers, more than 83% of the reviews about this Hanna Instruments colorimeter had positive sentiment, meaning that these customers would probably advise purchasing this product when asked about a recommended colorimeter and aquarium test kit.
$64.95 (as of 04/07/2023 16:25 PDT details )Features:
- More accurate than chemical test kits, less expensive than professional testing
- Accuracy of or , 5% using an adaptation of Standard Method Ascorbic Acid
- Single button operation for ease of use
- Large LCD screen for readability
- Auto shut off to prolong battery life