Introduction
Mextech WA90A Water Activity Meter
The Mextech WA90A Water Activity Meter is a professional, high-accuracy device designed to measure water activity (Aw) in food, pharmaceutical, cosmetic, and agricultural products. With fast response time, digital display, and advanced sensor technology, the WA90A ensures reliable quality control and helps prevent microbial growth, product spoilage, and shelf-life issues.
Whether you work in R&D labs, manufacturing units, QA/QC departments, or food safety testing, this water activity meter delivers the accuracy and consistency your process demands.
Product Description
The Mextech WA90A Water Activity Meter is engineered to provide stable and rapid water activity readings, enabling industries to maintain product quality and safety. Water activity (Aw) directly affects microbial growth, enzyme activity, texture, taste, and shelf life—making it a critical parameter in food processing, pharmaceuticals, and cosmetics.
With a compact design, intuitive controls, and robust measurement sensors, the WA90A ensures precise readings that meet international standards. Its digital interface allows easy data interpretation for both field and laboratory environments.
Benefits of Mextech WA90A Water Activity Meter
- Ensures food safety by preventing microbial contamination
- Accurately predicts shelf life of food and pharma products
- Improves product formulation and quality control
- Reduces risk of spoilage, texture change, and chemical instability
- Quick measurements improve workflow and productivity
- Portable and lightweight—ideal for on-site inspections
- Reliable for both research and industrial applications
Frequently Asked Questions (FAQs)
1. What is water activity (Aw)?
Water activity measures the free moisture available in a product, affecting microbial growth, shelf life, and chemical stability.
2. Why is a water activity meter important?
It helps maintain product safety, consistency, and shelf stability—especially in food and pharma industries.
3. What is the accuracy of Mextech WA90A?
The WA90A provides high-precision Aw readings suitable for laboratory and industrial applications.
4. Can it be used for food products like spices or powders?
Yes, it is ideal for powders, spices, snacks, and multiple food categories.
5. Is the device portable?
Yes, it is compact and lightweight, making it convenient for field and lab testing.
6. Does it require frequent calibration?
Minimal calibration is required, and the sensors offer long-term stability.
