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February 14th , 2011



LabWrench may not be one of the most romantic sites to visit this Valentine’s Day but I can tell you this, lab professionals are loving the Wrench. As the number of new registered users continues to grow the community is quickly becoming more and more valuable. So this Valentine’s Day go ahead ask your questions and show your old equipment some love by trying to diagnose its problem, the community is here to help.

 Featured Question and Discussions

It’s easy to ask a question on LabWrench, visit the homepage and use the ‘Ask a Question’ function to get started.

Manual Needed for Perkin Elmer 4110 ZL 
Manual Needed for Perkin Elmer 4110 ZL - happy to pay for a copy. Click here to respond.

Reading "BAD" curtain gas
"BAD" curtain gas when sensor is jumped its ok but when i put a new sensor in still reads "BAD" curtain gas. Click here to respond / read answers.

Gas Sample 
Can we use this GC system for direct injection of gas samples? Click here to respond.

"First" Analysis 
Hi, i would like to know what is necessary to create a Method using Clarity EAS version 2.61. for Costech Elemental Combustion System, model 4010. Read more of the question. 

 Featured News

Now Available! CellGard ES Biosafety Cabinets 
The Cellgard 475 Biological safety cabinet provides laboratory safety, proper laboratory ergonomics, and excellent energy efficiency. Through laboratory safety features and proper biological safety cabinet airflow, we can build you a safer laboratory, at a significantly lower cost. Read more.

Safe Elemental Analysis Using Schöniger Flask Method 
The Oxygen Flask Combustion Unit from Exeter Analytical Inc. provides a highly safe tool for preparing samples for elemental analysis of Halogens, Sulfur, Phosphorus and a number of metals using the Schöniger flask method. Read more.  

DrySyn® Multi-Position Heating Block Gets a Great Reaction! 
The DrySyn MULTI-M from Asynt converts any standard hotplate stirrer into a reaction block for three flasks or up to 12 vials. Providing excellent heating and stirring performance but without the high risk of fire and toxic fumes from an oil bath, DrySyn heating blocks help laboratories create a safer, cleaner and more efficient working environment. Read More.  

 Featured Product

Phenomenex 2011/2012 Product Guide

  • Includes information on over 200 brands for HPLC, GC and sample preparation
  • Comprehensive tips for method development and troubleshooting
  • Contains hundreds of HPLC, GC, and sample preparation applications

Sign up to receive your copy today


 Road Map

Vacuum Pump Purchasing Guide 
Laboratory vacuum pumps are one of the most ubiquitous pieces of laboratory equipment, and also one of the most difficult to choose. Vacuum pumps come in many different designs with an array of features, and it is important to carefully consider the applications for which the pump will be used before selecting a particular model.
View Guide.

 Recent Questions Asked on LabWrench
 Featured Expert / Special Thanks

Thank You BioSpec for being our latest LabWrench sponsor.

BioSpec has been providing innovative scientific equipment for more than 30 years. Many of their products are "firsts" in the industry and the bulk of their products are of their own design. Biospec offers quality products at excellent prices.

Visit them today at

 Contact Us

Melanie Playne -
LabWrench Manager


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