China digital ph tester Manufacturers Factory Suppliers

1. Penetrating PH meters are highly accurate, stable, reliable and easy to carry. 2. it can measure PH value and temperature. . 3. LCD Indication Alarm for over Range value. 4. Tempearture

This is AR8212+ Rechargeable Color LCD Digital Salinity Meter with Screen 0.00ppt-9.99ppt 10.0ppt-50ppt Seawater Pool Aquarium Electronic Waterproof RefractometerThis portable Rechargeable Color LCD

This is AR8211+ 3 in 1 Rechargeale Conductivity TDS / Temperature Meter Pen type is an intellectual precise measurement apparatus. It designed and made with industrial grade components and sensor, It

This is PH828+ Rechargeable Color LCD PH Acidity Meter Water Quality Detector, Digital pH Meter Waterproof Water Quality Tester Water Test Meter for Drinking Swimming Pool Hydroponic

Penetrating PH Tester is for Semi-solid,Dough,Meat Food Liquid PH Detection Vegetable Bread PH Tester Temperature detector It can measure the pH value of the solution and display the temperature of

Professional Multifunctional Gas Detector Oxygen O2 Hydrogen Sulfide H2S Carbon Monoxide CO Combustible Gas LEL Gas Meter

GVDA GD139 Natural Gas Leak Detector with 12-inch Extendable Probe,%LEL Propane Leak Detector with Built-in Flashlight for Methane, Butane, Combustible Gas for Home, RV,  This GD139 meter is a

SMART SENSOR Ammonia analyzer is a continuous quantitative analysis of formaldehyde concentration apparatus, the apparatus using imported high precision electrochemical principle formaldehyde sensor,

The Multi-Gas Meter is a portable and handheld instrument that is capable to use continuously monitoring four different gas: O₂, LEL, CO, H₂S, when detected these gases, all the concentration will

This professional 4 in 1 gas detector is designed for detecting CO, H₂S, O₂ and LEL gas. It can continuously monitor the CO, H₂S, O₂ and LEL gas concentration in the surrounding environment, once the

Item Type: Oxygen Detector. Material: ABS. Model: AT8100. Battery: Lithium battery BPV4MBL5C 3.7V 1000mAh (built in)

1. Detects all existing refrigerants;. 2. Equipped with flexible stainless sensor catering for all applications. 3. High efficency pump increases sensitivity

Please be kindly noted, the listed product is produced and distributed abroad and subject to the laws of its country of origin.

Please be kindly noted, the listed product is produced and distributed abroad and subject to the laws of its country of origin.

SMART SENSOR gas detector is a device that detects the presence of gases in an area, often as part of a safety system. This type of equipment is used to detect a gas leak and interface with a control

If so, this pen-type pH meter is what you need. Featuring the automatic temperature compensation which will automatically compensate the solution temperature of 0~70℃, it can provide you the accurate

Portable Gas Monitor Tester O2 H2s Co Lel 4 in 1 Oxygen Hydrogen Sulfide Carbon Monoxide Pump Multi Leak Gas Detector

1.AR991 Grain moisture meter2.range: 7.5%-50%3.Accuracy: 01/01%4.Resistance alarm seting:pre-set 10 adjustable5.power supply: 4pcs 1.5V AA Batteries6.Pinciple of measurement: Resistance

SMART SENSOR gas detector is a device that detects the presence of gases in an area, often as part of a safety system. This type of equipment is used to detect a gas leak and interface with a control

1. Portable detector for detecting all combustible gas.. 2. Gas- sensitive semi-conductor Sensor. 3. Audible semiconductor probe and auto fast warm-up.. 4. Instant response, pinpoint leak position