Code
Price
Code
Price
Code
Price
Code
Price
Code
Price
⑥ HANNA Digital Iron Ion Meter
③ HANNA Digital Residual Chlorine Meter
④ ⑤HANNA Ultra High Concentration
① Handy Water Quality Meter AquaBuddy Residual Chlorine AQ-201
Gengen
Model Precision Electric
Type Degree Source
Event Cooking Equipment
Teppanyaki Related
Soup Jar
Microwave
Food Warmer
Concentration Meter & More
Electric/Gas Stove
Grill Net
Food Stalls
Okonomiyaki / Takoyaki
Rice Cooker
Oven
Sous Vide Cooker
● Prices are as of April 1, 2026, excluding tax. ● Prices and specifications subject to change without notice.
When ordering,
Please include the page, number, and product code.
Residual Chlorine Meter & Iron Ion Meter
Measurement Range
Measurement accuracy ±2% ±0.04ppm
1 AA alkaline battery
Size & Weight
Spectrophotometer.
●Auto power-off function (after 2 minutes of non-use and end of measurement)
(10 seconds after completion)
●Simple one-button operation.
●Includes 2 glass cell sets in addition to the main unit.
Measurement Method
Galvanic Type
Display Type
7-Level Bar Display LCD (with Backlight)
Measurement Range
Measurement Environment
Tap Water Only; Water Temperature: 20±5°C
1x AAA Alkaline Battery
Current Consumption
Max. 4.5mA
Auto Power Off
Approx. 1 minute after measurement display hold
Sensor Service Life
5,000 cycles
Length 214 × Width 34 × Thickness 16mm (excluding cap)
50g (including battery, excluding cap)
Splash-proof (Protection Grade: IP×5*)
Using a 6.3mm diameter spray nozzle, apply 12.5ℓ/min water
for 1 minute per 1㎡ of device surface area, minimum 3 minutes total.
Place device on turntable and rotate.
Distance between spray nozzle and device: 2.5m–3.0m
Main Material
Body: ABS resin / Cap: PE resin
Electrode: Platinum, Silver Chloride
Powder Test Reagent for Total Chlorine Measurement (25 times) HI711-25
● Measurement principle uses DPD reagent photometric method.
● Auto power-off function (2 minutes after measurement ends)
● Includes 2 glass cells and 6 reagent doses in addition to the main unit.
Measurement accuracy: ±3% ±0.03ppm
1 AA alkaline battery
Size & Weight
Residual Chlorine Meter Checker HC■
●Simple one-button operation.
● Includes 2 glass cells and 6 reagent doses in addition to the main unit.
Measurement Range
1× AAA Battery
Size & Weight
② Tanita Residual Chlorine Checker■
● No calibration required — anyone can measure easily
● Simple 15-second measurement confirms water purification performance for home and commercial use
● Low-concentration measurement dedicated — detects even trace chlorine.
● Long-life design: 5,000 measurement cycles sensor life.
● Splash-proof structure for peace of mind.
● Easy-to-read 7-level bar display.
Measurement Range
Measurement Principle
DPD Reagent Photometric Method
Measurement Method
Transmittance Absorption Measurement
Light Receiving Element
Photodiode
4x AAA Alkaline Batteries
Auto Off
Auto off 120 seconds after final key operation (manual also available)
Size & Weight
70 × 142 × H63mm, approx. 250g
Standard Accessories
25 powder reagent packets, 2 sample cells, 4x AAA alkaline batteries
Carrying Case, Quick Manual
● Concentration conversion curves are pre-programmed, enabling immediate measurement with zero-point calibration using test water alone. User calibration mode also allows 2-point calibration. Measurement values can be stored up to 99 points.
● Measures residual chlorine levels up to 2.00mg/L. Ideal for residual chlorine testing in water at buildings, apartments, schools, factories, pools, and recreational facilities.
Fixed
Range
Model
Type
Model
Electrical
イ
Power
Capacity
Size