| Width | 10,5 cm |
| Height | 19 cm |
| Length | 3 cm |
| Weight | 0,2 kg |
| Applications | Aquaculture and Coral , Aquariums , Beer , Beverages , Environmental , Food , Heating , Horticulture , Hydroponics , Laboratory , Pools , Schools , Water Conditioning , Water Treatment , Wine |
| Brand | Horiba |
| Country of origin | JP |
| Customs tariff number | 90278930 |
| Parameter | Combined Multiparameter , pH |
| Quality | Advanced |
Horiba LAQUAtwin pH Tester with temperature measurement and 5 calibration points (pH-33)
€175.00
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| Measurement parameters: | pH | Temperature |
| Measuring range: | 0.00 to 14.00 pH | 0 to 50.0 ºC |
| Width | 10,5 cm |
| Height | 19 cm |
| Length | 3 cm |
| Weight | 0,2 kg |
| Applications | Aquaculture and Coral , Aquariums , Beer , Beverages , Environmental , Food , Heating , Horticulture , Hydroponics , Laboratory , Pools , Schools , Water Conditioning , Water Treatment , Wine |
| Brand | Horiba |
| Country of origin | JP |
| Customs tariff number | 90278930 |
| Parameter | Combined Multiparameter , pH |
| Quality | Advanced |
Product information "Horiba LAQUAtwin pH Tester with temperature measurement and 5 calibration points (pH-33) "
Manufacturer Part No. 3999960124
LAQUAtwin PH-33: The world's first pocket-sized PH meter
Your mobile laboratory - for use on site: Ideal for water quality testing in aquatic, drinking and process water and many other applications.
HORIBA's unique compact meter integrates electrode, display and sample container to enable simple, effective on-site testing by direct measurement with a single drop.
- Minimum sample volume: 0.1 ml (0.05 ml with sampling sheet B)
- Up to 5 calibration points
- pH, mV and temperature display
- Automatic calibration
- Automatic buffer recognition: USA & NIST pH buffers
- Automatic temperature compensation
- Temperature calibration: 5 to 40.0 ºC
- Automatic stable / automatic hold measurement
- Automatic switch off: 30 min.
- Low battery indicator
- IP67 rating dust and waterproof
- Replaceable sensor
- 400 hours battery life: continuous operation without backlight
- Material: ABS epoxy
- Display: customised (monochrome) LCD with backlight
- Operating conditions: 5 to 40°C, 85% or less relative humidity
- Warranty: 2 years - meter, 6 months - sensor
- Packed in a practical carrying case
Supplied with pH 4.01 & 7.00 buffers (14ml each), 2 x CR2032 batteries, dropper, instructions and quick reference guide
Additional information
We would like to inform you of an upcoming product update for the LAQUAtwin handheld analysers.
To enhance product safety and prevent infants and young children from accidentally swallowing the batteries, HORIBA will be introducing a new battery cover on all LAQUAtwin pocket-sized analysers.
Overview of the product change
- Change: Battery cover for enhanced safety.
- Reason: To prevent accidental swallowing of batteries.
- Production date: From January 2026 in Japan
- Deliveries to EMEA distribution partners: From March 2026
As this change is currently being rolled out, mixed deliveries of the current and updated versions may occur during the transition period.
Measurement Principle: Glass Electrode
- Automatic Buffer Recognition
- Temperature Compensation
- Auto Hold / Auto Stable
- Automatic Power Off (30 mins.)
- Low Battery Indicator
- IP67 Water / Dust Proof
- Replaceable Sensor
- pH 7.00 & 4.01 pH Buffers (14 ml each)
- CR2032 Batteries (2)
- Dropper
- Instruction & Quick Manuals
- Small storage Case