LECO Corporation TruMac® Series


TruMac® Series

Easily handle characteristically heterogeneous, difficult to prepare, or low-level samples with the TruMac carbon/nitrogen/sulfur determinator. Macro sample sizes (up to 3 grams for nitrogen; up to 1.5 grams for carbon/nitrogen; up to 0.3 grams for carbon/nitrogen/sulfur) are quickly and simultaneously analyzed with a low cost-per-analysis. Ideal for soils, feeds, meats, petfoods, starches, slurries, or wastewater.


  • Unique ceramic horizontal furnace   
  • Large, reusable sample boats retain sample ash for automated post-analysis removal from furnace.   
  • Nickel liners and/or nickel boats available for the analysis of liquid samples in TruMac nitrogen configurations.   
  • Rugged autoloader provides automated analysis of up to 50 pre-weighed samples.   
  • Complies with AOAC, AACC, AOCS, and ASBC methods of analysis.   


TruMac® Series Macro Determinator

TruMac® Series Macro Determinator

Manuals and Resources

Note: We appreciate the support of individuals and companies making their documents and resources available to our community. If you find a document or resource that does not belong please let us know by emailing

Instrument Documents

Picture of LECO Corporation TruMac® Series
Since the introduction of the first rapid carbon determinator in 1936 industries around the world have trusted LECO to deliver technologically advanced...

More about LECO Corporation

Visit LECO Corporation

Questions and Answers

Recent Question Activity

Ask a Question

List of parts, tools

Question- I am breaking down a Truspec in anticipation of getting the space prepped for a TruMac. I have the schematic sheet for the TruMac but was wondering if anyone has just a list of all part numbers for the TruMac -- want to pack up things...

Resolving leak test dump

How can I troubleshoot the leak check? The message appears "He Leak Test Dump". Any help please. Thanks!

There are 2 Threads


Member Reviews

There are no threads in LECO Corporation TruMac® Series Reviews at this time.
Add a Review