Additional samples from past ASTM Cement and Concrete Reference Laboratory (CCRL) Proficiency Sample Programs are available for sale. These samples may be used to:
• Evaluate problems with equipment or procedures
• Train new technicians
• Set up new equipment
• Perform research using expertly prepared samples

CCRLs Proficiency Sample Programs provide a means for laboratories to monitor the quality of their testing between CCRL on-site assessments. The programs are overseen by ASTM Committees C01 on Cement and C09 on Concrete and Concrete Aggregates.

A fee is charged for these samples and availability is on a first come first served basis.

Eight categories of samples are available:
• Portland Cement
• Concrete
• Blended Cement
• Masonry Cement
• Concrete Masonry Units
• Masonry Mortar
• Pozzolan
• Steel Reinforcing Bar

For more information, contact Robin Haupt; phone: 301-975-6704 or visit http://ccrl.us/Psp/ExtraPSPSamplesforSale.pdf