Water activity / Moisture
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Food & Dairy
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Data Acquisition & Logging
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UV Measurement
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Air Safety
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Modified Atmosphere Packaging / Gas Flushing
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Near-Infrared (NIR)
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Test Kits
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Milk Analysis
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pH and Temperature
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Refractometry & Density
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Microscopy
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Stirring & Mixing
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Water activity / Moisture
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Viscosity & Rheology
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Weighing Solutions
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Colour Analysis
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Permeation
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Atago
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Grain
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Feed
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Soil, Science & Environment
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Discontinued Products
Water Activity Meter - Aqualab TDL 2
The AQUALAB TDL 2 is a precise water activity meter for volatile samples, trusted by industry leaders.
The AQUALAB TDL 2 offers precise water activity data for volatile samples, utilizing laser technology to achieve accurate readings even in the presence of volatile compounds like soy sauce and gasoline. Respected for its ±0.005aw accuracy, the TDL can measure challenging volatiles such as tobacco with ease. Its unique laser technology, with a sensor housed in a sealed chamber, ensures accuracy and speed, providing results in under five minutes. With over 40 years of expertise in moisture management science, AQUALAB instruments are highly secure and compliant, trusted by 92% of the top 100 food companies for accurate readings across various samples.
- Volatility meets precision
- Laser precision
- All-around accuracy
- Quicker Quality
- Easy to Use
- In the lead for 40 years
- Highly secure
- Compliance uncomplicated
- Any sample, always accurate
Feature summary
- Accurate: ±0.005 aw
- Accurately read any sample, including those with volatiles
- Verifiable with independent salt standards
- Repeatable: different users, different locations, same result
- Portable: weighs just 7 pounds
- Easy to use: precise aw readings with minimal training
- Secure: offers administrative control over calibration and data
- AQUALAB TDL
- AQUALAB TDL 2
Water Activity
- Range: 0.0000 to 1.0000 aw
- Resolution: 0.0001 aw
- Accuracy: ±0.0050 aw at 25 °C
- Repeatability: 0.0010 aw
- Sensor Type: Tunable diode laser
Moisture Content
- Accuracy: 0.1%–0.5% to moisture content reference*
- Repeatability: 0.02%
Temperature
- Range:15–50 °C
- Resolution:0.01 °C
- Accuracy:±0.10 °C
- Adjustment Increment:1 °C
Read Time ~ 5 min
- Achieve accurate water activity readings in samples with volatile compounds.
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Any sample, always accurate:
92% of the top 100 food companies use Aqualab devices. Throughout formulation, production and QA — from raw ingredients to final product and anything between.
