Hach | Product Guide: Water Test Kits

Test Kit Reference Guide

Selecting a Hach test kit that meets your budget and testing needs is a snap. Hach offers single parameter kits with easy-to-use color comparators and comprehensive portable laboratories with advanced instrumentation — for fast, accurate results in the field or in the lab.

Hach test kits come with everything you need to start testing immediately, including all required apparatus and a full reagent set, all in a rugged Hach carrying case. Replacement reagent sets typically give you one of the lowest costs per test you'll find anywhere.

Balance Cost and Accuracy

type of kit	kit price¹	measurement accuracy²
test strips	very inexpensive	semi-quantitative
color cube	inexpensive	� 1/2 step (out of 5 steps)
color wheel	medium	� 10% or � smallest increment
titration-based Drop-Count Digital Titrator	inexpensive more expensive	� 1 drop (tests typically use 10-20 drops) � 1% or � 1 digit
instrument-based	more expensive	� 2%

1 Based on cost of complete kit. Replacement reagents for all kits are usually inexpensive. 2 Accuracy will vary depending on specific kit, parameter tested, and range of measurement.

Test Strips

Choose Hach test strips for semi-quantitative process checks
or spot tests—anywhere and any time you need them.

• Fast, very easy to use
• Inexpensive and disposable — test and go!
• A great way to get quick answers in the field or lab

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Color Wheel Kits

Continuous color gradient wheel allows finer resolution of concentration. Powerful testing capability in a small package.

• Compare reacted sample and blank side-by-side to compensate

for sample color.
• Calibrated color scale assures high accuracy.

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Drop-Count Titration Kits

Drop count procedures provide a low-cost method for titrimetric determinations. Typical accuracy is � 1 drop for titrations requiring up to 20 drops and � 5% for titrations requiring over 20 drops.

• Economical testing for many titrimetric parameters
• Most tests require between ten to twenty drops

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Digital Titrator Kits

Hach's Digital Titrator makes field titrations a practical reality. Results are comparable to buret titration, with none of the problems associated with glass burets.

• Many procedures usable for EPA reporting
• Self-store titrant cartridges reduce waste
• Cartridges can be easily switched in field

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Color Cube Kits

Sample/mixing cell and calibrated, stepped color comparator together in a single molded plastic piece for ease of handling. Available for many of the most popular test parameters.

• Most economical of the color comparator-based kits
• Easy, uncomplicated testing with fast results

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Instrument-Based Kits

Colorimeter-based kits provide the highest level of accuracy and repeatability. Pre-programmed for easy use, Hach's single-
parameter field colorimeters provide years of reliable service.

• Rugged and reliable, for optimum field performance
• Low cost-per-test with high-confidence results
• Ideal for critical monitoring tasks

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Of Interest



Hach's Most Popular Test Kits!

All Hach Test Kits

Downloads



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