Escarbo. Synonyms: organic zeolite, organolit. It is a domestic product. It has the following properties: exchange capacity - average 20 mg CaO / g, c. on. dry mass – about 1,5, bulk density of dry matter about 0.5-0.6 kg / l, the bulk density of the wet mass (about 50% water) about 0,85 kg / l, maximum permissible water temperature 60 ° C, maximum filter speed up to 20 m/h, attainable final water hardness 0.1 ° German hardness, consumption depending on the preparation method approx 65 g / m3 per 1 ° German hardness, mechanical strength approx 80% strength of good organoliths.