FIELD: chemistry.
SUBSTANCE: invention relates to agriculture. There is obtained composition of dispersant in form of freely flowing powder from a) at least one ligninsulfonate and b) at least one sulfonate - product of condensation of naphthalene with formaldehyde by joint drying of homogeneous mixture from water component a) and water component b). Biologically active suspension concentrate contains said composition.
EFFECT: increase of product dispersancy.
19 cl, 1 ex
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