making it both effective and economical

pH range: 0

Excellent for nutrient testing

healthier skin and shinier

Weight: 7 oz

Hanna HI736 Phosphorus Checker | Ultra Low Range Marine Colorimeter 0-200 ppb MA886 making it both effective andGet accurate results for your saltwater aquarium with our simple handheld colorimeter. Our ultra low range phosphorus colorimeter brings you more precise technology from your typical chemical test kit. Standard test kits have limited accuracy since they rely on the user to match colors. Our handheld colorimeter makes your life easier by eliminating color matching and providing you a direct saltwater phosphorus result. Take our portable handheld