FIELD: technological processes.
SUBSTANCE: method of producing sorbent for purifying water involves treatment of buckwheat waste in sodium hydroxide solution with concentration of 500 mg/l for two hours. Ratio of solid and liquid phase during processing equals to 1:(3-5). Separation of solid phase is performed via filtration followed by washing and drying.
EFFECT: invention increases output of the sorbent with expansion of its application area.
1 cl, 5 ex, 1 tbl
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Authors
Dates
2016-03-27—Published
2014-10-28—Filed