For the determination of organic impurities in soils and fine aggregates.

Chart with 5 glass reference scales.

The set is composed of:

• S132-01 Graduated impurities test bottle, stoppered, pyrex glass, 500 ml - ASTM C40
• S132-02 Graduated impurities test bottle, stoppered, pyrex glass, 500 ml, marked at 130 and 200 ml - UNI 8020-14
• S132-03 Graduated impurities test bottle, stoppered, pyrex glass, 1000 ml - ASTM C40