eBay
Professional Pen Type PH Meter Portable PH Water Quality Tester Acidometer for Aquarium Acidimeter water PH Probe acidity meter
Aliexpress UK
Mini TDS Pen Design: Portable, lightweight, and compact for on-the-go water testing. Widely Used: Ideal for testing in professional and personal settings, including aquariums, hydroponics, pools, and drinking water systems.
eBay
yieryi Portable PH Meter Tester Accurate Digital Pen PH-990 Pocket Aquarium Wine Urine LCD PH Test with Large Screen
Aliexpress UK
About this item【5-in-1 Water Quality Tester】Salinity Meter, EC Meter, TDS, PH, and Temperature tester. Salinity measurement range: 0~10000ppm/10.1~200.0ppt or 0.0-25%, salinity tester has an ATC function, which can decrease the error caused by the change of liquid temperature.【Two Salinity Meters】Digital PH meter can detect the salinity of edible salt, and it can detect the salinity of seawater too. Food salinity measuring range: 0.00-25.00%, seawater salinity measuring range: 10.1-200.0 ppt, 1%=10 ppt=10000 ppm. TDS and salinity units are the same, but when measuring salinity, the pH meter needs to be converted to salinity mode.【High Precision】The high precision algorithm chip and electrode of our digital ph tester ensure an accurate and fast re.
eBay
PH Test Pen Water Quality Tester Pen 0-14.00pH Portable pH Meter for Drinking Water Aquaculture Fish Tank
Aliexpress UK
Mini TDS Pen Design: Portable, lightweight, and compact for on-the-go water testing. Widely Used: Ideal for testing in professional and personal settings, including aquariums, hydroponics, pools, and drinking water systems.
eBay
High Accuracy Portable pH Meter & Chlorine Tester for Water Quality Analysis in Swimming Pools
Aliexpress UK
Wait for the reading to stabilize and note the result. pH Range: 3.5–8 pH (3.5–7 Acid, 7–8 Alkaline). Insert the probe into the soil, level with the root area. Remove surface soil debris such as leaves and roots.
eBay
2 in 1 Chlorine Meter PH Chlorine Tester PC-101 Level Portable Digital PH Meter Water Quality Pool Spa Analytical Instruments
Aliexpress UK
Applications: pure water, electroplating solution, boiler water, fish tank water, swimming pool water, photographic rinsing solution, well water, deep diving, laboratory, aquaculture, food processing and other production and drinking.
eBay
2 in 1 Chlorine Meter PH Chlorine Tester PC-101 Level Portable Digital PH Meter Water Quality Pool Spa Analytical Instruments
Aliexpress UK
Supplied unit only, no probes, cases or accessories.
eBay
PC-102 2 in 1 Chlorine Meter PH Chlorine Tester Portable Digital PH Meter Water Quality Pool Spa Analytical Tool Instruments
Aliexpress UK
High precision fast testing of soil acidity;. 1 x Soil Acidity pH Tester. Display: pointer. pH accuracy: ± 0.1pH. Suitable for fast pH reference of vineyards, orchards, field production, plants care, lawn maintenance, garden, plant;.
eBay
2 in 1 Water Quality Monitor Portable Digital PH Meter 0.00-14.00 PH Tester With EC Conductivity Monito Meter 0-19.99ms/cm
Aliexpress UK