Santevia Gravity System 5-Stage Filter 3-Pack Combo - 18-Month Supply MC410 and byproducts via Stage 2 Check out the Bluelab 9GS-300 Digital Ethylene Glycol Refractometer

and byproducts via Stage 2 activated carbon

Portable Design: Lightweight with protective rubber boot for field use and laboratory applications

It can display the measurement of NaCl concentration in 4 different ways: g/100 g

UPGRADED: Power source: 2 x Triple A (AAA) included

Ready right out of the box - no priming necessary

Santevia Gravity System 5 Stage Filter 3 Pack Combo 18 Month Supply MC410 and byproducts via Stage 2 Check out the Bluelab 9GS 300 Digital Ethylene Glycol Refractometer and byproducts via Stage 2 activated carbon Portable Design: Lightweight with protective rubber boot for field use and laboratory applications