Organic Impurities ASTM-Color Reference Chart

The HM-815 Organic Impurities ASTM-Color Reference Chart is used in estimating the presence of organic compounds in fine aggregates in accordance with ASTM and AASHTO requirements. The chart has five permanent reference colors which meet the most current revisions, and is housed in a sturdy protective plastic case. It is available individually or as part of the Organic Impurities Test Set.

Features:

• Meets ASTM and AASHTO requirements
• Contains five permanent reference colors

Included Items:

• HM-815 Organic Impurities ASTM Color Reference Chart