and verify in seconds

From 1000 to 9990 ppm

ocean water or saltwater aquarium

00 pH to 16

if present replace the electrode

Seychelle Hollow Fiber Straw MA9010 and verify in secondsDesigned to be used with freshwater lakes, rivers and streams. Not to be used with salt water. Essential to any emergency preparedness kit. Protect yourself from contaminated water when disaster strikes. Ideal for hiking and camping as well as international travel when drinking from water sources of unknown quality. Compact, lightweight and easy to use. Fits in your backpack, survival kit, or pocket. Utilizes advanced hollow fiber technology with a