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GOOD FOR 20+ CALIBRATIONS
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00 mg/L (ppm) (as CaCO3) EDTA Colorimetric HI 93719-01
Other Salinity Refractometers used for marine aquariums are designed to test salt in water – nothing else
3-Pack pH Meter Calibration Buffer Solution - 4, 7 & 10pH - 4oz/125ml Bottles Automatic Feeder GOOD FOR 20+ CALIBRATIONSClick Here. Double your traffic. Get Vendio Gallery Now FREE! Item Description: 3 PACK pH Meter Calibration Buffer Solution 4. 00pH, 7. 00pH and 10. 00pH 4oz 125ml Bottles ONE of each pH! You get: (1) 4. 00pH, (1) 7. 00pH and (1) 10. 00pH 4 ounce 125ml Bottles! Product Specs: * 125 ml Bottles (4oz) * Temperature Charts are included on each bottle of solution. * Expiration dates on every bottle; 20 months from date of purchase * pH 7. 00 is the most