Organic Impurities Test Set

The organic impurities test set determines possible presence of organic compounds in fine aggregates. Shaken in a special graduated bottle with 3% sodium hydroxide solution. After shaken samples stand for 24 hours. Results show liquid color above the test sample. If colors appear darker than standard color organic compound may be present.

Includes:

• H-3490A Graduated 8oz. Colorless Glass Test Bottles (6)
• HM-816 Sodium Hydroxide Pellets 12oz. Bottle (1)
• UTA-0885 Color Reference Chart (1)
• Replacements for the above items can be purchased separately
• Add a bottle of the HM-818 Reagent Grade Sodium Hydroxide Pellets to meet ASTM Standards (sold separately)
• The sodium hydroxide pellets make enough 3% solution to perform over 150 tests