51s5-2BQGCKCL

Features :1.This item can be used in : water purifiers and filters, food (vegetable, fruits) , drink quality monitoring, pools and spas, aquariums, hydroponics.2.Hold function : Saves measurements for convenient reading and recording3.Auto-off...

£7.33
 
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41DAtwE45kL

Product Description : The TDS meter is the perfect device for testing the purity of liquids, popular in home drinking water, pools, waterworks laboratory, CDC, aquaculture water quality detection. Feature: Portable and easy to use, this meter...

£29.99
 
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41346jz3N6L

The TDS meter is a handheld and convenient digital tool to instantly check your overall water quality. Submerge the item for no more than 5cm (from the begin) and gently stir, wait for 10~30 seconds and press the "hold" button to get the the...

£7.99
 
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419INGSEsrL

EC conductivity meter for test the quality of water Convenient, efficient and accurate LCD digital display, easy to read Auto shut-off after 10 minutes' non-use The meter is primarily used to indicate water filter replacement Great tool for...

£8.99
 
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31KoCPt5slL

TDS (Total Dissolved Solids), which is any salt, metal or mineral in the water. The lower the TDS level, the purer the water, with 0 ppm being pure H2O. Features: - Shows the TDS value instantly after being immersed into liquid - Hold Function:...

£6.99
 
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