Vario 10 mL DPD Free Chlorine Powder Pillows – 0.02–3.50 mg/L Range, 100 Pack | Compatible with Lovibond & Hach Systems

Accurate Free Chlorine Testing Reagents for Reliable Water Analysis

The Vario 10 mL DPD Free Chlorine Powder Pillows are designed for precise measurement of free chlorine residuals using the DPD colorimetric method. Delivering dependable results across a testing range of 0.02 to 3.50 mg/L, these reagents are ideal for drinking water, wastewater, and process water monitoring.

Each pillow is pre-measured for 10 mL sample testing, ensuring consistent dosing, minimal handling error, and reliable repeatability in both field and laboratory environments.

Key Features

• Accurate free chlorine measurement using the DPD method
• Detection range: 0.02 – 3.50 mg/L
• Pre-measured powder pillows for 10 mL samples
• Eliminates dosing errors for consistent results
• Suitable for field and laboratory testing
• Fast dissolution and reaction time
• Packaged in convenient, single-use pillows

Instrument Compatibility

Designed for seamless use with a wide range of instruments, including:

• Lovibond MD Series (MD 100, MD 600, MD 610, MD 640)
• Lovibond MultiDirect
• Lovibond PM 620 / PM 630
• SpectroDirect
• Spectrophotometers 7000 and 7500

Also formulated and tested for compatibility with Hach and similar photometric systems, providing a reliable alternative to equivalent reagent products.

Equivalent Replacement

• Comparable to Hach 2105569 (10 mL Free Chlorine Powder Pillows)
• Suitable for users seeking a cost-effective alternative without compromising accuracy

Specifications

Why These Reagents Matter

Chlorine testing is only as reliable as the reagent.

These pillows deliver:

• Consistent, repeatable results
• Reduced handling error vs bulk reagents
• Compatibility across multiple instrument platforms
• Reliable performance in both field and lab environments

Bottom line: accurate readings, every time, without guesswork.

Typical Applications

• Drinking water testing
• Wastewater treatment monitoring
• Pool and spa water analysis
• Industrial water systems
• Environmental sampling

Frequently Asked Questions (FAQs)

What does DPD measure?

DPD measures free chlorine residual levels in water.

Are these compatible with Hach meters?

Yes. They are formulated and tested for use in Hach and similar instruments, though not affiliated with Hach.

What sample size are these designed for?

Each pillow is designed for 10 mL water samples.

What is the advantage of powder pillows?

They provide pre-measured dosing, eliminating errors and improving consistency.

Can these be used in the field?

Yes. They are ideal for portable testing and on-site analysis.

Important Note

Hach is a registered trademark of Hach Company, Loveland, Colorado. The use of the Hach trademark does not imply any affiliation with or approval by Hach Company regarding the formulation, testing or compatibility of Vario products for use in Hach brand spectrophotometers or other devices or systems.