Pay in 4 interest-free payments of $5.75 Learn more
Ships within 48 hours · Estimated delivery Aug 21 - Aug 26
Each package contains two stainless steel replacement blades
Greatly-reduced hydrogen sulfide production
** not recommended for well-water that have high CO2 concentration or water treated with chloramines
Precision: ±2 ppm ±5% of reading @ 77°F (25°C)
**Very tiny
Saltwater Refractometer Clownfish Each package contains two stainlessRefractometer for measuring marine saltwater in PPT or Specific Gravity. Requires calibration with 35ppt reference solution (not included)
US$ 156.82
US$ 25.95
US$ 152.10
US$ 152.10
US$ 39.95
