£271.68

Apera Instruments AI421 PH400S Portable Ph Meter Kit, 0.01 Ph Accuracy, -2.00 to 19.99 pH Range, GLP Data Management (500 Groups of Data Storage), USB Data Output, 1.3" Height, 3.4" Wide, 7" Length

AI421

Price data last checked 12 day(s) ago - will refresh soon

View at Amazon

Price History & Forecast

Last 29 days • 29 data points (No recent data available)

Historical
Generating forecast...
£271.68 £258.10 £263.53 £268.96 £274.40 £279.83 £285.26 15 March 2026 22 March 2026 29 March 2026 05 April 2026 12 April 2026

Price Distribution

Price distribution over 29 days • 1 price levels

Days at Price
29 days 0 7 15 22 29 £272 Days at Price

Price Analysis

Most common price: £272 (29 days, 100.0%)

Price range: £272 - £272

Price levels: 1 different prices over 29 days

Key Features

Comes with a 3-in-1 pH combination electrode, measuring pH and temperature simultaneously (±0.01 pH, -2 to 19.99 pH)

Advanced 1 to 5 points Auto calibration with calibration guide and reminder

GLP data management (500 Groups of data storage), PC software support, USB data output and power supply

IP57 waterproof and dustproof, ideal for use in harsh environments

The large backlit LCD displays pH and temperature simultaneously along with icons of Stable readings and Finished calibrations

Product Specifications

Barcode

No barcode data available

Similar Products You Might Like

PH400 Portable pH Meter Kit, 0.01 pH Accuracy, 0-14.00 pH Measuring Range, Probe with 3ft cable, 3-Point Auto Calibration, pre-mixed buffers included
99% match

PH400 Portable pH Meter Kit, 0.01 pH Accuracy, 0-14.00 pH Measuring Range, Probe with 3ft cable, 3-Point Auto Calibration, pre-mixed buffers included

Apera Instruments

£237.69 10 Apr 2026
Apera Instruments PH60 Premium pH Meter, Pocket Tester, replaceable probe, ±0.01 pH Accuracy, -2.00-16.00 pH Range, ±0.5°C Temperature Sensor
99% match

Apera Instruments PH60 Premium pH Meter, Pocket Tester, replaceable probe, ±0.01 pH Accuracy, -2.00-16.00 pH Range, ±0.5°C Temperature Sensor

Apera Instruments

£91.99 21 Apr 2026
Apera Instruments PH800 Laboratory Benchtop pH Meter Kit (Equipped with 201T-F pH/temp. Combination Electrode; GLP Data Management, USB Output)
99% match

Apera Instruments PH800 Laboratory Benchtop pH Meter Kit (Equipped with 201T-F pH/temp. Combination Electrode; GLP Data Management, USB Output)

Apera Instruments

£450.00 09 Apr 2026
Apera Instruments PH9500 Research-Grade Benchtop pH Meter Kit with Comprehensive GLP Data Management and Data Output to Printer/PC
99% match

Apera Instruments PH9500 Research-Grade Benchtop pH Meter Kit with Comprehensive GLP Data Management and Data Output to Printer/PC

Apera Instruments

£621.68 11 Apr 2026
Apera Instruments AI501 Bench top Lab pH Meter, PH700, 0.01 Accuracy, 1-3 Points Auto Calibration, 3-in-1 pH/Temp. Electrode
99% match

Apera Instruments AI501 Bench top Lab pH Meter, PH700, 0.01 Accuracy, 1-3 Points Auto Calibration, 3-in-1 pH/Temp. Electrode

Apera Instruments

£185.26 11 Apr 2026
Apera Instruments AI413 PC400 Portable Multi-Parameter Meter Kit (pH/EC/TDS/Temp.), 6 Bottles of Calibration Solutions Included, 1.3" Height, 3.4" Wide, 7" Length
99% match

Apera Instruments AI413 PC400 Portable Multi-Parameter Meter Kit (pH/EC/TDS/Temp.), 6 Bottles of Calibration Solutions Included, 1.3" Height, 3.4" Wide, 7" Length

Apera Instruments

£336.15 09 Apr 2026
Apera Instruments PH850-SB Portable pH Meter for Strong Alkaline Solutions
99% match

Apera Instruments PH850-SB Portable pH Meter for Strong Alkaline Solutions

Apera Instruments

£327.01 15 Apr 2026
Apera Instruments Premium Series PH8500 Portable Handheld pH Meter Kit
99% match

Apera Instruments Premium Series PH8500 Portable Handheld pH Meter Kit

Apera Instruments

£364.71 09 Apr 2026
Apera Instruments PH850-PW Portable pH Meter for Pure Water (Drinking/RO/Distilled/Deionized Water), Equipped with LabSen 803 Electrode
99% match

Apera Instruments PH850-PW Portable pH Meter for Pure Water (Drinking/RO/Distilled/Deionized Water), Equipped with LabSen 803 Electrode

Apera Instruments

£387.93 29 Mar 2026
Apera Instruments PH850-SS Portable pH Meter Kit for Food and Semi-solid Samples, Equipped with LabSen 753 Spear Probe
99% match

Apera Instruments PH850-SS Portable pH Meter Kit for Food and Semi-solid Samples, Equipped with LabSen 753 Spear Probe

Apera Instruments

£424.43 14 Apr 2026
Apera Instruments PH850-HF Portable pH Meter for Solutions containing Strong Acid or Hydrofluoric Acid
99% match

Apera Instruments PH850-HF Portable pH Meter for Solutions containing Strong Acid or Hydrofluoric Acid

Apera Instruments

£331.25 12 Apr 2026
Apera Instruments SX731 pH/ORP/Conductivity Multiparameter Portable Meter Kit (Waterproof, Data Logging, Autom. Temperature Compensation and Calibration)
99% match

Apera Instruments SX731 pH/ORP/Conductivity Multiparameter Portable Meter Kit (Waterproof, Data Logging, Autom. Temperature Compensation and Calibration)

Apera Instruments

£812.38 15 Apr 2026
Apera Instruments PH910 Benchtop pH Meter Kit
99% match

Apera Instruments PH910 Benchtop pH Meter Kit

Apera Instruments

£375.41 14 Apr 2026
Apera Instruments Premium Series PC8500 Portable Handheld pH/Conductivity Meter Kit
98% match

Apera Instruments Premium Series PC8500 Portable Handheld pH/Conductivity Meter Kit

Apera Instruments

£659.63 19 Apr 2026
Apera Instruments PH850-DP Portable pH Meter for Dairy Products (Milk, Cream, Yogurt) and Liquid Food, Equipped with LabSen 823 pH/Temp. Electrode
98% match

Apera Instruments PH850-DP Portable pH Meter for Dairy Products (Milk, Cream, Yogurt) and Liquid Food, Equipped with LabSen 823 pH/Temp. Electrode

Apera Instruments

£291.08 10 Apr 2026
Apera Instruments AI3110 LabSen 851-1 Professional Combination pH Electrode for Viscous Solutions such as cosmetic products; BNC Connector, Lead-Free Glass
98% match

Apera Instruments AI3110 LabSen 851-1 Professional Combination pH Electrode for Viscous Solutions such as cosmetic products; BNC Connector, Lead-Free Glass

Apera Instruments

£122.22 12 Apr 2026
Apera Instruments PC800 Benchtop pH/Conductivity Meter Kit (Equipped with 201T-F 3-in-1 pH Combination Electrode/Probe and BPB 2301T-F Conductivity Electrode; GLP Data management)
98% match

Apera Instruments PC800 Benchtop pH/Conductivity Meter Kit (Equipped with 201T-F 3-in-1 pH Combination Electrode/Probe and BPB 2301T-F Conductivity Electrode; GLP Data management)

Apera Instruments

£713.78 15 Apr 2026
Apera Instruments PH Calibration Solution pH4.01/7.00/10.01 and 3M KCl each 250 ml,AI1104
98% match

Apera Instruments PH Calibration Solution pH4.01/7.00/10.01 and 3M KCl each 250 ml,AI1104

Apera Instruments

£51.23 18 Mar 2026
Apera Instruments AI3108 LabSen 801 Professional Combination pH Electrode for Purified Water and Low Ion-Concentration Samples, BNC Connector, Lead-Free Glass
98% match

Apera Instruments AI3108 LabSen 801 Professional Combination pH Electrode for Purified Water and Low Ion-Concentration Samples, BNC Connector, Lead-Free Glass

Apera Instruments

£119.61 10 Apr 2026
Apera Instruments PH700 Benchtop Lab pH Meter, 0.01 pH Accuracy, 1-3 Points Auto Calibration, 3-in-1 pH/Temp. Electrode
98% match

Apera Instruments PH700 Benchtop Lab pH Meter, 0.01 pH Accuracy, 1-3 Points Auto Calibration, 3-in-1 pH/Temp. Electrode

Apera Instruments

Out of Stock 14 Apr 2026
neoLab 4-1078 pH Meter Compact, pH 0 to 14, Yellow
98% match

neoLab 4-1078 pH Meter Compact, pH 0 to 14, Yellow

neoLab

£144.99 20 Apr 2026
Apera Instruments AI3104 LabSen 241-3 Professional Combination pH Electrode for Micro Samples (>30 μL), Lead-Free Glass
98% match

Apera Instruments AI3104 LabSen 241-3 Professional Combination pH Electrode for Micro Samples (>30 μL), Lead-Free Glass

Apera Instruments

£198.66 14 Apr 2026
Apera Instruments PH60F-Z Smart Bluetooth pH Tester with Flat Sensor Powered by ZenTest Mobile App
98% match

Apera Instruments PH60F-Z Smart Bluetooth pH Tester with Flat Sensor Powered by ZenTest Mobile App

Apera Instruments

£152.88 14 Apr 2026
Apera Instruments SX625 PH Electrode for SX620 pH Meter
98% match

Apera Instruments SX625 PH Electrode for SX620 pH Meter

Apera Instruments

£46.11 10 Apr 2026