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nitrate carbonate and general water hardness in freshwater and saltwater aquariums
the each parameter that requires testing
sewage treatment
Conversely
Package Dimensions: 6
DR300 Pocket Colorimeter, Chlorine & pH Glosso Factory nitrate carbonate and general waterBrand: Hach Company Features: Single Parameter go anywhere portable photometer Battery operation for a maximum of 5000 tests Waterproof instrument IP67 (even better than PCII) Data connectivity DR300 Pocket Colorimeters are NOT sold with chemical reagents. Reagents must be purchased separately. model number: LPV445. 97. 12110 Part Number: LPV445. 97. 12110 Details: The DR300 maintains the Pocket Colorimeter legacy of reliability while providing state
US$ 99.99
US$ 49.99
US$ 99.99
US$ 4800.00
