ASTM International has recently announced the publication of ASTM G224, Standard Practice for Operating UVC Lamp Apparatus...
How many hours in a Q-SUN or a QUV equals a year of outdoor exposure?
by Sean Fowler on Aug 22, 2022 9:00:00 AM
This is a simple question, but unfortunately there is no simple answer. It is theoretically impossible to have a single...
Q-Lab Testers Are Now Available in 17 Languages
by Q-Lab Corporation on May 12, 2022 1:09:00 PM
Q-Lab is pleased to announce that all QUV, Q-SUN, and Q-FOG weathering and corrosion testers with the Gen 4 Touchscreen...
Testing Your Product’s Durability Can Make you Feel Free as a Bird!
by Kay Simecek on Apr 26, 2022 10:27:00 AM
Plastics, coatings, and other materials used outdoors are exposed to harmful UV light, high temperatures, and water in the...
QUV Accelerated Weathering Tester Featured in the Testing of Solar Reflective Shingles.
by Dave Duecker on Mar 11, 2022 9:46:43 AM
A recent episode of This Old House, an American TV series that highlights do-it-yourself home improvement tasks,...
Why Is It Important to Reposition Specimens?
by Andy Francis on Jan 3, 2022 3:45:57 PM
Weathering test standards often include guidance onrepositioningof test specimens. This is the practice of moving...
Case Study: Household Detergent Cleaner
by Q-Lab Corporation on Nov 8, 2021 5:46:31 PM
With aQ-SUN Xe-3 xenon test chamberand outdoor behind-glass testing at Q-Lab Florida, a global leader in the consumer...
How many Langleys or joules or Watts/m2 do the Q-SUN and QUV testers produce?
by Dave Duecker on Aug 18, 2021 10:17:49 AM
This question sounds straightforward, but it is based on some erroneous assumptions. Generally the person asking this...
What Does the “Back Spray” in SAE J2527 Accomplish?
by Bill Tobin on Jun 15, 2021 3:00:10 PM
Automotive exterior testing has been using back spray for years. It’s required in order to run SAE J2527, the...
Case Study: Outdoor Furniture
by Alan Boerke on May 27, 2021 5:00:31 PM
Background and Problem Statement
Q-Lab worked to develop a correlative accelerated and outdoor testing program for an...