• Free Shipping

    Orders above Rs. 1000.

  • On Time Delivery

    Within 7 days.

  • Money Back Guarantee

    14 day Return*

  • Service Support

    Online Installation Support.

Product Description

The Labmart LARK LPH-80 is a compact, waterproof pen-type digital pH tester designed for routine laboratory and liquid-sample pH measurement. It offers a 0.00–14.00 pH range, 0.01 pH resolution and automatic 3-point calibration.

Product Overview

The LPH-80 is a portable digital pH tester intended for convenient pH measurement of liquid samples. Its compact pen-style construction makes it easy to handle and transport, while the waterproof design is suitable for routine work around liquids.

The instrument uses automatic calibration and provides a 0.01 pH resolution for routine laboratory and quality-control applications.

Key Features and Benefits

  • 0.00–14.00 pH range: Suitable for acidic, neutral and alkaline samples.
  • 0.01 pH resolution: Provides detailed digital pH readings.
  • Automatic 3-point calibration: Simplifies calibration and supports routine measurement.
  • Waterproof construction: Suitable for use around liquid samples.
  • LCD display: Provides convenient digital viewing of readings.
  • Compact pen design: Easy to carry for laboratory and field testing.
  • Battery operation: Uses readily replaceable button-cell batteries.

4. Technical Specifications

Specification Details
Product Type Portable Pen-Type pH Tester
Model LPH-80
Brand Labmart
Original Product Series LARK LPH-80
pH Range 0.00–14.00 pH
Resolution 0.01 pH
Accuracy ±0.1 pH
Calibration Automatic 3-point calibration
Display LCD
Waterproof Yes
Operating Temperature 0–60°C
Power Supply 2 × 1.5 V LR44 button cells
Dimensions 155 × 31 × 18 mm
Net Weight 50 g
Application Laboratory pH testing

Specification note: The source also contains a separate PH-80 specification block mentioning 0–70°C temperature compensation and 0–50°C working environment. These values differ from the LPH-80 product-detail specification, so they have not been combined into the primary specifications above.

5. Applications

  • Laboratory pH testing
  • Water-quality testing
  • Liquid sample testing
  • Educational laboratory experiments
  • Environmental testing
  • Aquaculture and aquarium testing
  • Hydroponic solution testing
  • Routine quality control
  • General-purpose aqueous sample analysis

6. Suitable For

  • Laboratories
  • Research and R&D teams
  • Quality-control departments
  • Educational institutions
  • Water-testing professionals
  • Aquaculture users
  • Hydroponic applications
  • Field technicians
  • Routine liquid-testing applications

7. Product Benefits

  • Portable: Compact 50 g design is convenient for field and laboratory use.
  • Detailed readings: 0.01 pH resolution supports routine analytical checks.
  • Simple calibration: Automatic 3-point calibration reduces manual calibration steps.
  • Waterproof: Better suited to routine wet testing environments.
  • Wide pH range: Covers the complete 0–14 pH scale.
  • Easy operation: Pen-style format and LCD display make routine measurements straightforward.

Similar Products

Customers also bought

    Complementary products