Standards: ASTM C40-11 method D, AASHTO T21
For the determination of the Organic impurities in soils and fine aggregates.
The chart has 5 glass reference scales.
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
V300-24 Sodium Hydroxide, pack of 1000 g