For more than one hundred years, BASF has been producing technical salts and alcoholates for various applications. As the world’s leading chemical company, BASF meets the highest standards at any time – especially regarding purity and reliability. The extraordinary broadness of our product range is a result of our unique network, the “Verbund”. It enables us an ideal use of raw materials and resources – to our customers’ benefit.

Pulp & Paper

Materials for consistent bleaching and process of pulp & paper

Legacy products and breakthrough innovations supporting a broad range of processes

Paper manufacturing continues to grow as demand for pulp and packaging increases. Simultaneously, continuous cost pressure is forcing mills to innovate for productivity and develop products of greater value. BASF inorganic chemicals can help by providing materials of high purity and improved performance, supported by expert technical support.

Examples of applications include:

Aluminum Chloride

  • Production of parchment

Sodium Metabisulfite and Sodium Bisulfite Solution

  • Bleaching of ground wood

Sodium Sulfite

  • Optimization of CTMP and TMP processes for the production of semi-chemical and chemical pulp

Hydrosulfites / Adlite®

  • Bleaching agent for increasing of brightness for newsprint paper, office paper, tissue and folding boxes

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Inorganics for pulp & paper

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Product Packaging Shelf Life
(months)		 Appearance Attributes Share
Hydrosulfite
Hydrosulfite F 50 KG & 110 KG Drum 12 White, crystalline powder

Formate-based, fast-dissolving dithionite

Sodium dithionite content min. 88.0
HydroBlue®90 50 KG & 110 KG Drum 24 White powder, dust- and odor-free

Improved shelf-life stability, reduced odor and dust, compared to F grade

Sodium dithionite content min. 90.0
HydroBlue®92 50 KG & 110 KG Drum 24 White powder, dust- and odor-free

Improved shelf-life stability, reduced odor and dust, compared to F grade

Sodium dithionite content of more than 91.0%
Adlite® e.g. 220 KG Drum, 1500 KG, 1800 KG, 1900 KG 12 White powder

Brightness enhancer in refiner pulp bleaching

Sodium dithionite content min. 73
Blankit® e.g., 1500 KG 1800 KG, 1900 KG, 1950 KG 12 White powder Functionalized dithionite for bleaching
Aluminum Chloride
Ground 1050 KG, 250 KG, 50 KG Drum 6 White to slightly yellow or grey hygroscopic material

Catalyst and flocculant

AlCl3 content min. 99.0
Screened 1000 KG, 230 KG, 50 KG 6 White to slightly yellow or grey hygroscopic material

Catalyst and flocculant

AlCl3 content min. 99.0
Sodium Sulfite
Technical Grade 25 KG, 500 KG, 1000 KG, 1250 KG 24 White or slightly yellowish, odorless, fine crystalline powder

Reducing and bleaching agent

Na2SO3 content min 97.5
Sodium Metabisulfite
Technical Grade 25 KG, 500 KG, 1000 KG, 1250 KG 24 White or slightly yellowish, fine crystalline powder, with an odor of SO2

Low level of impurity and consistency

Na2S2O5 content 97.2 – 100.5

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