· colorimeters · 13 min read
Top-Rated Hach Products for Water Analysis and Testing
Discover the best Hach products for your water testing needs. Explore our curated selection of Hach colorimeters, reagents, and test kits to ensure accurate and reliable results.
Hach, a leading provider of water analysis solutions, offers a range of products to meet your testing requirements. From handheld colorimeters to powder pillows and test kits, we've got you covered. Here's a look at some of the best Hach products in the market:
Overview

PROS
- Simplified testing process with easy-to-use interface.
- Compact design fits conveniently in your pocket for on-the-go testing.
CONS
- Limited to a single parameter at a time.
- Accuracy may be affected by external factors such as lighting conditions.
The Hach DR300 Pocket Colorimeter is a portable device designed to simplify water quality testing. With its user-friendly interface and pocket-sized design, it's the perfect tool for professionals and hobbyists alike. The DR300 allows for quick and accurate analysis of a single parameter at a time, making it ideal for on-the-spot testing in the field or in the lab. However, it's important to note that the DR300 is limited to testing one parameter at a time, and external factors such as lighting conditions can affect its accuracy.
One of the standout features of the DR300 is its ease of use. The intuitive interface and simple operation make it accessible to users of all experience levels. The compact design allows for convenient portability, making it easy to take with you wherever you go. The DR300 comes pre-calibrated and ready to use, eliminating the need for time-consuming setup procedures.

PROS
- Fast and easy-to-use powder pillows for free chlorine measurement
- Provides precise readings from 0 to 5 ppm (parts per million)
- Ideal for testing pool and spa water to ensure proper sanitation levels
CONS
- Requires a compatible Hach DPD test kit and color comparator
- Readings may be slightly affected by water temperature and pH levels
These Hach DPD Free Chlorine Reagent Powder Pillows are an essential tool for maintaining clean and healthy pool and spa water. They measure free chlorine levels accurately and conveniently, providing peace of mind that your water is properly sanitized. Each pillow contains a pre-measured dose of powder, eliminating guesswork and ensuring consistent results. Simply add a pillow to a Hach test kit and compare the resulting color with the provided chart. Within seconds, you'll have a precise reading, allowing you to adjust chlorine levels as needed.
The 10 mL pillows are designed for use with Hach DPD test kits and color comparators. They are easy to handle and dissolve quickly, providing fast and reliable results. Whether you're a homeowner or a professional pool technician, these powder pillows are an invaluable tool for ensuring your water meets the highest standards of cleanliness and safety.

PROS
- Rapid and convenient water hardness testing process
- Accurate measurements suitable for various applications
- Versatile testing range for diverse water sources
- Simple and straightforward testing procedure ensures accuracy
CONS
- Accuracy may vary with prolonged exposure to high levels of chlorine
- Instructions may require careful reading to avoid misinterpretation
The Hach 145300 Total Hardness Test Kit provides a convenient and reliable method for determining the hardness of water samples. Its simple and straightforward testing procedure makes it suitable for various applications, including home water testing, industrial settings, and educational purposes. The kit comes with everything you need to perform the test, including a clear and concise instruction manual.
One of the advantages of the Hach 145300 Test Kit is its quick and convenient testing process. The test can be completed in a matter of minutes, and the results are easy to read and interpret. The kit utilizes a colorimetric method, where the sample water reacts with reagents to produce a color change proportional to the hardness concentration. The color change is then compared to a provided color chart to determine the hardness level.

PROS
- Measures a wide range of water quality parameters with high accuracy
- Compact and portable design for easy field use
- User-friendly interface and intuitive menu navigation
- Rugged construction withstands harsh conditions
- Versatile with various test methods and accessories available
CONS
- Higher cost compared to some basic colorimeters
- Battery life may limit extended field use
The Hach 9385100 DR 900 Multiparameter Handheld Colorimeter is a powerful and portable water quality testing device. Its ability to measure a wide range of parameters, including pH, chlorine, nitrate, and turbidity, makes it an ideal choice for a variety of applications, from environmental monitoring to industrial water treatment. With its high accuracy and user-friendly interface, the DR 900 provides reliable and easy-to-use water quality analysis.
The compact and lightweight design of the DR 900 makes it easy to transport and use in the field. Its rugged construction ensures durability even in harsh conditions. The intuitive menu navigation and large backlit display allow for quick and simple operation. The colorimeter features a built-in help menu and tutorial videos for added user support.

PROS
- Convenient pocket-sized design for on-site chlorine analysis
- Easy-to-use interface with clear digital display for quick results
CONS
- Requires reagent tablets for each test, which could add to operating costs
- May not be suitable for high-volume or continuous chlorine monitoring applications
For accurate and reliable chlorine measurement, the Hach DR300 Pocket Colorimeter is an indispensable tool. Its compact and portable design makes it perfect for on-site testing, allowing quick analysis of water samples in various settings. Hach's commitment to quality ensures precise and trustworthy results.
The user-friendly interface and clear digital display simplify the operation, making it accessible for users of all levels. The colorimeter utilizes reagent tablets for each test, which provides convenience but may add to the running costs. Its portability and ease of use make it an ideal choice for field personnel, environmental monitoring, or anyone seeking a practical and dependable chlorine measurement solution.

PROS
- Accurately measure five essential water parameters: pH, hardness, chlorine, alkalinity, and iron.
- Hassle-free testing: simply dip, swirl, compare, and read the results
CONS
- Not suitable for professional or industrial water analysis
The Hach 2755250 5 in 1 Water Quality Test Strips provide a convenient and affordable solution for testing essential water parameters. These easy-to-use strips quickly and accurately measure pH, hardness, chlorine, alkalinity, and iron levels. Simply dip the strip into your water sample, swirl for a few seconds, compare the results to the color chart, and you're done. No more messy chemicals or time-consuming procedures.
The strips are ideal for a wide range of applications, including home aquariums, swimming pools, spas, and wells. They are also perfect for science classrooms or anyone who wants to keep an eye on their water quality. With the Hach 2755250 test strips, you can rest assured that your water is safe and healthy.

PROS
- Precisely quantifies free chlorine levels in pool water, ensuring optimal sanitation
- Convenient powder pillow format eliminates the need for messy liquid reagents, simplifying testing and minimizing user error
- Provides ample supply with each pack containing 1000 pillows, catering to high-volume testing requirements
- Compatible with Hach DR/820, DR/890, and DR/2800 spectrophotometers for versatile use
- Manufactured by Hach, a trusted leader in water analysis solutions, guaranteeing reliability and accuracy
CONS
- Requires the use of a spectrophotometer for analysis, which may not be readily available to all users
- Packed in a large quantity, may be excessive for small-scale testing or infrequent use
The Hach 2105528 DPD Free Chlorine Reagent Powder Pillows offer an accurate and convenient solution for monitoring chlorine levels in pool water. Their powder pillow format eliminates the need for messy liquid reagents, making testing a breeze. The 1000 pillows provided cater to high-volume testing requirements, ensuring a consistent supply for regular water analysis. Designed for use with Hach spectrophotometers, these pillows ensure reliable and precise chlorine measurements, empowering pool owners and operators with the insights they need to maintain pristine pool water quality.
Furthermore, these pillows are manufactured by Hach, a reputable name in water analysis. Their commitment to innovation and precision translates into trustworthy results. Whether you're a seasoned pool professional or a homeowner seeking a comprehensive solution for chlorine monitoring, the Hach 2105528 DPD Free Chlorine Reagent Powder Pillows are a valuable addition to your toolkit. Their accuracy, convenience, and ample supply make them an ideal choice for maintaining safe and sparkling pool water.

PROS
- Package of 100 individually wrapped powder pillows for easy and precise dosing
- Measures total chlorine levels accurately from 0 to 5.0 ppm
- Suitable for use in swimming pools, spas, and industrial water applications
- Convenient powder format eliminates the need for messy liquid reagents
CONS
- May require additional equipment or reagents for accurate measurements
The Hach 2105669 DPD Total Chlorine Reagent Powder Pillows are a game-changer for water testing professionals and homeowners alike. These pre-measured powder pillows provide an accurate and hassle-free way to measure total chlorine levels in various water sources. The 10 mL pillows ensure precise dosing, eliminating the guesswork and potential inaccuracies associated with liquid reagents.
With a measurement range of 0 to 5.0 ppm, these pillows are suitable for a wide range of applications, including swimming pool and spa maintenance, industrial water treatment, and environmental monitoring. The convenient powder format eliminates the need for messy liquid reagents, making testing effortless and efficient. The pack of 100 pillows provides ample supply for multiple tests, ensuring you have the necessary reagents on hand whenever you need them.

PROS
- Pre-measured powder pillows ensure accurate and consistent results.
- Detects free chlorine levels from 0.1 to 5.0 mg/L, making it suitable for a wide range of applications.
- Easy-to-use, simply dissolve a pillow in water and compare the color to the included color chart.
- Long shelf life of 2 years allows for extended storage.
CONS
- Not suitable for testing total chlorine.
- Can be influenced by high levels of organic matter or turbidity in the water sample.
Hach DPD Chlorine Reagent Powders are a reliable and convenient solution for measuring free chlorine levels in water. These pre-measured powder pillows eliminate the need for measuring and handling liquid reagents, ensuring accuracy and consistency in your testing. The wide range of detectable chlorine levels, from 0.1 to 5.0 mg/L, makes these reagents suitable for various applications, including drinking water, wastewater, and swimming pools.
The ease of use is a significant advantage of Hach DPD Chlorine Reagent Powders. Simply dissolve a pillow in water and compare the color to the included color chart. The color change is proportional to the chlorine concentration, providing a clear and straightforward indication of the chlorine level. The long shelf life of 2 years allows for extended storage, ensuring you have reagents on hand when you need them.

PROS
- Precise and reliable measurement of total chlorine levels in water samples
- Convenient and easy-to-use powder pillow format, eliminating the need for manual preparation
- Long shelf life, ensuring stability and accuracy over time
- Widely applicable in various water treatment and monitoring applications, including drinking water, wastewater, and industrial settings
CONS
- May require additional equipment or reagents for complete chlorine analysis
- Proper disposal of used pillows is essential to minimize environmental impact
Hach 2105628 DPD Total Chlorine Reagent Powder Pillows offer a convenient and precise solution for measuring total chlorine levels in water samples. Their pre-measured powder format eliminates the hassle of manual reagent preparation, ensuring consistent and accurate results. With a shelf life of up to 12 months, these pillows maintain their effectiveness over time, providing peace of mind for users.
The Hach Total Chlorine Reagent Powder Pillows are widely applicable in various water quality monitoring and treatment settings, including drinking water analysis, wastewater treatment, and industrial process control. Their precise measurements enable informed decisions and effective management of chlorine levels, ensuring compliance with regulatory requirements and maintaining optimal water quality.
In this article, we've shared our top picks of Hach products for various water analysis applications. Whether you're looking for a compact and portable handheld colorimeter, convenient reagent powder pillows, or comprehensive test kits, Hach has the solution for you. Trust Hach for reliable and accurate water testing results, ensuring optimal water quality. Explore our curated selection of Hach products today and enhance your water analysis capabilities.
Frequently Asked Questions
What types of water analysis products does Hach offer?
Hach provides a wide range of water analysis products, including handheld colorimeters, reagent powder pillows, and test kits, catering to various water testing requirements.
What are the benefits of using Hach products for water testing?
Hach products are known for their accuracy, reliability, and convenience, helping users obtain precise and trustworthy water analysis results.
Which Hach product is suitable for measuring free and total chlorine levels?
The DR300 Pocket Colorimeter, Chlorine, Free & Total, MR, is a portable device designed specifically for measuring free and total chlorine levels in water.
What is the purpose of DPD Free Chlorine Reagent Powder Pillows?
DPD Free Chlorine Reagent Powder Pillows are used as a reagent in water testing, reacting with free chlorine in the sample to provide accurate quantitative analysis.
How do I choose the right Hach product for my water analysis needs?
Consider your specific testing requirements, such as the parameters to be measured, desired accuracy, and portability needs, when selecting the most suitable Hach product for your application.