Additive "Naphthalene sulphonate NS"

Additive "Naphthalene sulfonate NS" is a sulfated derivatives of hydrocarbons in the form of sodium or calcium salt of methylenebis(2-naphthalene sulfonic acid). It is used as a component in the production of complex additives used in the technology of monolithic and precast concrete, plaster and masonry mortars, in the manufacture of gypsum products and other building materials, in the pulp and paper, tanning and gypsum industries. It can also be used as a component to intensify the grinding process of Portland cement clinker or mineral raw materials. Depending on the base used for neutralisation "Naphthalene sulfonate NS" is subdivided into types: type 1- "Naphthalene sulphonate sodium NS"; type 2- "Naphthalene sulfonate calcium NS".