Volumetric Karl Fischer Titrators | JM Science

H1: Volumetric Karl Fischer Titrators

For samples with moderate to high moisture content, Volumetric Karl Fischer (KF) Titrators provide fast, accurate, and reliable water analysis. JM Science offers a complete line of volumetric titrators engineered for efficiency, precision, and ease of use in laboratory and production settings.

H2: Why Choose Volumetric KF Titration?

Volumetric titration is ideal for larger samples with higher moisture content. Unlike coulometric titration, it uses a pre-prepared titrant and can deliver rapid results for quality control and production labs.

Benefits include:

  • Rapid titration for high-volume or high-moisture samples

  • Easy-to-use automated burette systems

  • Accurate and reproducible results

  • Minimal operator intervention

  • Compliance with ASTM, ISO, and JIS standards

 

Coulometric vs Volumetric KF Titrators

Choosing the right Karl Fischer titrator is critical for accurate moisture analysis. Coulometric KF titrators are ideal for trace moisture detection, while Volumetric KF titrators are optimized for moderate to high water content samples. The table below highlights the key differences, helping you select the best instrument for your laboratory needs.

Feature Coulometric KF Volumetric KF
Measurement Range Trace levels: 10 µg – 10 mg H₂O Higher moisture: 0.01 – 500 mg H₂O
Titrant Electrochemically generated iodine (no pre-made titrant) Pre-prepared titrant (manual or automated burette)
Best For Very low moisture samples Moderate to high moisture samples
Speed Slower for large samples Faster for larger samples
Sample Types Liquids, solids, gases (trace moisture) Liquids, solids, pastes (higher moisture)
Automation Fully automated for small samples Automated burette systems for moderate/high volume
Accuracy ±1 µg H₂O or better ±0.1 – 1 mg H₂O depending on model
Applications Pharmaceuticals, oils, polymers, chemicals with trace water Food & beverages, chemicals, pharmaceuticals, polymers with moderate/high moisture
Compliance ASTM E203, ISO 760, JIS K0068 ASTM E203, ISO 760, JIS K0068
Maintenance Low, minimal reagents Low, replace titrant as needed

H2: JM Science Volumetric KF Models

(Include your product names and key specifications. Example table layout:)

Model Measurement Range Display Key Feature
AQUACOUNTER AQV-300 0.01–100 mg H₂O LCD Automated burette system
Hiranuma Moivi-A19 0.01–200 mg H₂O Touchscreen High-throughput samples
Hiranuma Combo KF Titrator 0.01–100% H₂O Touchscreen Dual sample channels, fast analysis

H2: Key Features and Benefits

  • Automatic Titration: Eliminates manual dosing errors

  • Wide Measurement Range: Ideal for food, chemical, and pharmaceutical samples

  • User-Friendly Interface: Touchscreen or keypad operation

  • Compact Laboratory Design: Fits easily on benchtops

  • Low Maintenance: Durable electrodes and pre-filled titrants

  • Regulatory Compliance: Meets ASTM E203, ISO 760, and JIS K0068

H2: Typical Applications

Volumetric KF titrators are widely used for:

  • Pharmaceuticals: Tablets, capsules, excipients

  • Food & Beverages: Sugars, oils, dairy, and beverages

  • Chemicals: Solvents, acids, and bulk reagents

  • Environmental Labs: Moisture content in soil or industrial samples

  • Plastics & Polymers: Moisture monitoring in pellets and resins

H2: Support & Resources

Access manuals, application notes, and tutorial videos:

H2: Frequently Asked Questions

1. What is the difference between Volumetric and Coulometric KF titration?
Volumetric titration is designed for larger, higher-moisture samples, while coulometric titration is for trace moisture levels. Volumetric uses pre-prepared titrant; coulometric generates iodine electrochemically.

2. How accurate are JM Science volumetric KF titrators?
Accuracy varies by model, typically within ±0.1–1 mg H₂O, depending on sample size and conditions. Automated titration ensures reproducible results.

3. What samples can I test with a volumetric KF titrator?
Ideal for liquids, solids, and pastes with moderate to high water content, including chemicals, food, pharmaceuticals, and polymers.

4. How often should titrant be replaced?
Replacement depends on sample load and lab conditions. JM Science provides pre-prepared titrants with guidelines for frequency.

5. Are JM Science instruments compliant with industry standards?
Yes. All volumetric titrators meet ASTM, ISO, and JIS standards, ensuring reliable and regulatory-compliant results.

H2: Customer Testimonial / Case Study

“JM Science’s volumetric KF titrator has dramatically reduced our QC testing time. The automated burette and reliable endpoint detection make it ideal for our high-moisture samples.”
— Quality Control Manager, Food Processing Lab, Chicago, IL

Case Study:
A mid-sized food lab switched from manual titration to the AQ-700 Volumetric KF Titrator, achieving:

  • 30% faster throughput

  • Improved repeatability across 100+ daily samples

  • Reduced operator errors and chemical waste

H2: Request a Quote or Demo

Ready to streamline moisture analysis in your lab?
Request a Quote →
or call (716) 774-8706 to speak with a technical specialist.