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The absorbent paper strips are made of qualitative filter paper. They are suited to absorb excess fluids such as staining solutions for microscope specimens.

The qualitative filter papers are manufactured from pure cellulose with a proportion of alpha-cellulose of almost 100 %. The ash content is about 0.06 %.

Grade 2015, medium to slow filtering, particle retention 5-8 µm, filtration speed 50 s according to DIN 53137, basis weight 87 g/m², thickness 0.16 mm

For fast filtration with fine particles, when the filtration speed plays a minor role.

The qualitative filter papers are manufactured from pure cellulose with a proportion of alpha-cellulose of almost 100 %. The ash content is about 0.06 %.

Grade 2020, medium to slow filtering, particle retention 5-13 µm, filtration speed 88 s according to DIN 53137, basis weight 73 g/m², thickness 0.16 mm

For fast filtration with fine particles for general, electrolytic application in schools, research, health care, food and cosmetics industry.

The wet-strengthened filter papers exhibit a very high degree of mechanical stability. They are resistant against acidic and alkaline solutions and are suitable for pressure and vacuum filtration. The qualitative filter papers are manufactured from pure cellulose with a proportion of alpha-cellulose of almost 100 %. The ash content is about 0.06 %.

Grade 2105, fast filtering, particle retention 12-15 µm, filtration speed 10 s according to DIN 53137, basis weight 84 g/m², thickness 0.20 mm, wet strengthened

For large-volume or gel-like deposits (e.g. hydroxides of iron and copper or sulphides of iron and cobalt). Especially high mechanical strength and resistance to acids and alkalis.

The qualitative filter papers are manufactured from pure cellulose with a proportion of alpha-cellulose of almost 100 %. The ash content is about 0.06 %.

Grade 2020, medium to slow filtering, particle retention 5-13 µm, filtration speed 88 s according to DIN 53137, basis weight 73 g/m², thickness 0.16 mm

For fast filtration with fine particles for general, electrolytic application in schools, research, health care, food and cosmetics industry.

The wet-strengthened filter papers exhibit a very high degree of mechanical stability. They are resistant against acidic and alkaline solutions and are suitable for pressure and vacuum filtration. The qualitative filter papers are manufactured from pure cellulose with a proportion of alpha-cellulose of almost 100 %. The ash content is about 0.06 %.

Grade 2110, medium fast filtering, particle retention 17-30 µm, filtration speed 22 s according to DIN 53137, basis weight 73g/m², thickness 0.17 mm, wet strengthened

For large volume or gel-like precipitation. Especially high mechanical strength and resistance to acids and alkalis.

The qualitative filter papers are manufactured from pure cellulose with a proportion of alpha-cellulose of almost 100 %. The ash content is about 0.06 %.

Grade 2005, fast filtering, particle retention 12-15 µm, filtration speed 10 s complies with DIN 53137, basis weight 84 g/m², thickness 0.20 mm

For large-volume or gel-like deposits (e.g. hydroxides of iron and copper or sulphides of iron and cobalt).

The qualitative filter papers are manufactured from pure cellulose with a proportion of alpha-cellulose of almost 100 %. The ash content is about 0.06 %.

Grade 2015, medium to slow filtering, particle retention 5-8 µm, filtration speed 50 s according to DIN 53137, basis weight 87 g/m², thickness 0.16 mm

For fast filtration with fine particles, when the filtration speed plays a minor role.

The qualitative filter papers are manufactured from pure cellulose with a proportion of alpha-cellulose of almost 100 %. The ash content is about 0.06 %.

Grade 2010, medium fast filtering, particle retention 8-12 µm, filtration speed 20 s according to DIN 53137, basis weight 84 g/m², thickness 0.17 mm

The most frequently used filter for analytical work, e.g. malt analyses according to EBC, precipitation of silver sulphide, precipitation of chromates (iron, lead, arsenic).

The qualitative filter papers are manufactured from pure cellulose with a proportion of alpha-cellulose of almost 100 %. The ash content is about 0.06 %.

Grade 2005, fast filtering, particle retention 12-15 µm, filtration speed 10 s according to DIN 53137, basis weight 84 g/m², thickness 0.20 mm

For large-volume or gel-like deposits (e.g. hydroxides of iron and copper or sulphides of iron and cobalt).

The qualitative filter papers are manufactured from pure cellulose with a proportion of alpha-cellulose of almost 100 %. The ash content is about 0.06 %.

Grade 2010, medium fast filtering, particle retention 8-12 µm, filtration speed 20 s according to DIN 53137, basis weight 84 g/m², thickness 0.17 mm

The most frequently used filter for analytical work, e.g. malt analyses according to EBC, precipitation of silver sulphide, precipitation of chromates (iron, lead, arsenic).

The wet-strengthened filter papers exhibit a very high degree of mechanical stability. They are resistant against acidic and alkaline solutions and are suitable for pressure and vacuum filtration. The qualitative filter papers are manufactured from pure cellulose with a proportion of alpha-cellulose of almost 100 %. The ash content is about 0.06 %.

Grade 2130, very slow filtering, particle retention 2-3 µm, filtration speed 180 s according to DIN 53137, basis weight 84 g/m², thickness 0.14 mm, wet strengthened

For difficult filtration requirements or very fine precipitates (e.g. barium sulphate, copper oxide, tin oxide) Especially high mechanical strength and resistance to acids and alkalis.

Designed for industrial applications, LABSOLUTE® technical filter papers can be used in a wide range of sectors: Pharmaceutical, Chemical, Cosmetic, Food...
Made from 100% pure cellulose fibres, they are reinforced with a special resin that gives them extra strength. They can therefore be used either as part of an industrial manufacturing process or for the filtration of liquid solutions to separate materials (e.g. for the recovery of precious metals).

LABSOLUTE® technical filter papers is designed for industrial applications. It can be used in the pharmaceutical, chemical, cosmetics or food industries.

It consists of 100 % pure cellulose fibers and is given additional resistance by the addition of binding agents.

The qualitative filter papers are manufactured from pure cellulose with a proportion of alpha-cellulose of almost 100 %. The ash content is about 0.06 %.

Grade 2025, slow filtering, particle retention 3-5 µm, filtration speed 100 s according to DIN 53137, basis weight 84 g/m², thickness 0.15 mm

For precipitation such as zinc, nickel and tin sulphide, calcium fluoride and calcium hydroxide.

The wet-strengthened filter papers exhibit a very high degree of mechanical stability. They are resistant against acidic and alkaline solutions and are suitable for pressure and vacuum filtration. The qualitative filter papers are manufactured from pure cellulose with a proportion of alpha-cellulose of almost 100 %. The ash content is about 0.06 %.

Grade 2115, medium to slow filtering, particle retention 5-8 µm, filtration speed 50 s according to DIN 53137, basis weight 84 g/m², thickness 0.15 mm, wet strengthened

For fast filtration with fine particles, when the filtration speed plays a minor role. Especially high mechanical strength and resistance to acids and alkalis.

The qualitative filter papers are manufactured from pure cellulose with a proportion of alpha-cellulose of almost 100 %. The ash content is about 0.06 %.

Grade 2030, very slow filtering, particle retention 2-3 µm, filtration speed 180 s according to DIN 53137, basis weight 84 g/m², thickness 0.14 mm

For difficult filtration requirements or very fine precipitates (e.g. barium sulphate, copper oxide, tin oxide)

The qualitative filter papers are manufactured from pure cellulose with a proportion of alpha-cellulose of almost 100 %. The ash content is about 0.06 %.

Grade 2035, very slow filtering, particle retention 2 µm, filtration speed 300 s according to DIN 53137, basis weight 80 g/m², thickness 0.14 mm

For fine and very fine precipitates, e.g. in sample preparation, beverage industry for residual sugar determination and HPLC.

The qualitative filter papers are manufactured from pure cellulose with a proportion of alpha-cellulose of almost 100 %. The ash content is about 0.06 %.

Grade 2025, slow filtering, particle retention 3-5 µm, filtration speed 100 s according to DIN 53137, basis weight 84 g/m², thickness 0.15 mm

For precipitation such as zinc, nickel and tin sulphide, calcium fluoride and calcium hydroxide.

The wet-strengthened filter papers exhibit a very high degree of mechanical stability. They are resistant against acidic and alkaline solutions and are suitable for pressure and vacuum filtration. The qualitative filter papers are manufactured from pure cellulose with a proportion of alpha-cellulose of almost 100 %. The ash content is about 0.06 %.

Grade 2105, fast filtering, particle retention 12-15 µm, filtration speed 10 s according to DIN 53137, basis weight 84 g/m², thickness 0.20 mm, wet strengthened

For large-volume or gel-like deposits (e.g. hydroxides of iron and copper or sulphides of iron and cobalt). Especially high mechanical strength and resistance to acids and alkalis.

The wet-strengthened filter papers exhibit a very high degree of mechanical stability. They are resistant against acidic and alkaline solutions and are suitable for pressure and vacuum filtration. The qualitative filter papers are manufactured from pure cellulose with a proportion of alpha-cellulose of almost 100 %. The ash content is about 0.06 %.

Grade 2110, medium fast filtering, particle retention 17-30 µm, filtration speed 22 s according to DIN 53137, basis weight 73g/m², thickness 0.17 mm, wet strengthened

For large volume or gel-like precipitation. Especially high mechanical strength and resistance to acids and alkalis.

The qualitative filter papers are manufactured from pure cellulose with a proportion of alpha-cellulose of almost 100 %. The ash content is about 0.06 %.

Grade 2030, very slow filtering, particle retention 2-3 µm, filtration speed 180 s according to DIN 53137, basis weight 84 g/m², thickness 0.14 mm

For difficult filtration requirements or very fine precipitates (e.g. barium sulphate, copper oxide, tin oxide)

The wet-strengthened filter papers exhibit a very high degree of mechanical stability. They are resistant against acidic and alkaline solutions and are suitable for pressure and vacuum filtration. The qualitative filter papers are manufactured from pure cellulose with a proportion of alpha-cellulose of almost 100 %. The ash content is about 0.06 %.

Grade 2115, medium to slow filtering, particle retention 5-8 µm, filtration speed 50 s complies with DIN 53137, basis weight 84 g/m², thickness 0.15 mm, wet strengthened

For fast filtration with fine particles, when the filtration speed plays a minor role. Especially high mechanical strength and resistance to acids and alkalis.