Technical Library
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An excellent jartest training video has been produced by the American Water Works Association and can be purchased directly from them. Call the AWWA Bookstore at 800/926-7337 or visit their website at and request Catalog #65083 Jar Testing Video.

are available from Phipps & Bird at no charge. Request a copy of 
A SIMPLIFIED JAR TEST PROCEDURE to learn the basic procedure. It includes a list of recommended lab equipment for doing the jar test, and also provides a table of the basic formulas and conversions you'll need. Additional information on jar testing for potassium permanganate demand and corrosion control is included. Compiled by Larry Rader, former Program Specialist for the West Virginia Rural Water Association. 

For serious jarheads only: Once you've mastered the basics, check out 
JAR TEST INSTRUCTIONS: CONDUCT OF JAR TESTS AND THE IMPORTANT INFORMATION OBTAINED, authored by E. Glenn Wagner. This publication will help you take jartesting to a higher level! If you want only the velocity gradient calibration curve charts, click here:  
G-CURVES.  You'll find the plots for 2-liter round or 2-liter square jars.

Arsenic Removal Procedure . . .
ARSENIC REMOVAL FROM DRINKING WATER BY FLOCCULATION AND MICROFILTRATION, authored by Binbing Han, Ranil Wickramasinghe, Department of Chemical Engineering, Colorado State University, Fort Collins, CO 80523-1370, USA 

And lastly, for all you waste water folk . . .  A SIMPLIFIED MULTIPLE JAR TEST PROCEDURE FOR ACTIVATED SLUDGE EVALUATION shows you how to use a jartester to evaluate the flocculation and de-flocculation ability of a mixed liquor.  Richard and Michael Weigand, authors.

Let us prove to you that Phipps & Bird JarTesters pay for themselves . . . FAST! 
CAN'T AFFORD TO JAR TEST? and we'll convince you that you can' t afford NOT to jar test! 

The best information we've seen about this little bug was authored by Nikolay Voutchkov of Malcolm Pirnie, Inc. We've posted his article
KEY FACTS ABOUT CRYPTOSPORIDIUM and would be happy to mail or fax you a copy. 

Optimize belt press performance by conducting bench scale simulations. To find out how, read a copy of LABORATORY SIMULATION OF BELT PRESS DEWATERING: APPLICATION OF THE DARCY EQUATION TO GRAVITY DRAINAGE by Blaine Severin and Hans Grethlein.  


We've got 'em all. Request the one you need and we'll get it in the mail to you (if it's highlighted in blue, you can click on it to view and print!)


Phipps & Bird has manufactured jar test apparatus since the 1930's. We are proud of the products we build, and stand behind our reputation for quality, durability and dependability.

We look forward to the opportunity to be of service to you!
Phipps & Bird, the Jar Test People™!

Call Toll-Free (800) 955-7621 in Virginia (804) 254-2737

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