Filter paper, quantitative, technical, Grade 5 H/N, round filters
Creped, strong when wet, thin.For viscous solutions and emulsions, such as anthracenes, gelatines, paints, thick juices and syrups.
Filter Paper, round filters for sugar analysis, creped
Recommended for the clarifying filtration of beet extracts and juices prior to analysis. High filtration speed combined with high retention of particles.
Filter Paper, round filters for sugar analysis, smooth
Recommended for the clarifying filtration of beet extracts and juices prior to analysis. High filtration speed combined with high retention of particles.
Filter paper, soil analysis
For detecting nutrients available to plants, low in nitrogen and phosphorus.
Filter Paper, technical, folded filters
Recommended for preparation of ordinary samples. Clarification of alcohols, essences, vinegar, essential oils, extracts, electroplating baths, flotation sludge, gelatin, glycerol, paints, lacquers, hair tonics, perfumes, tinctures, beer wort, spirits, syrups, salt solutions.
Filter papers 1574, qualitative, wet-strength, sheets
Hardened highly pure filter papers (approx. 0.05%) with extremely high chemical and mechanical resistance, especially recommended for vacuum and pressure filtration, and for the use of acidic and alkaline solutions.High wet strength; easy to scrape off or wash off the precipitates, no fibre releaseHigh resistance to aggressive chemical components, like sulphuric and nitric acids (up to 40% at 50° Celsius) and alkalis (up to 10% at 20° Celsius) and alkalis (up to 10% at 20° Celsius)
Filter papers 593, qualitative, folded filters
Highly pure filter paper (approx. 0.08 % ash) recommended for precise identification of materials and for sample preparation prior to sensitive detection methods. These filter papers are qualified for food control according to LFBG paragraph 64, beverage analysis and environmental monitoring.Highly pure filter paper (approx. 0.08 % ash) recommended for precise identification of materials and for sample preparation prior to sensitive detection methods. These filter papers are qualified for food control according to LFBG paragraph 64, beverage analysis and environmental monitoring.
Filter papers MN 321, qualitative, circles
Smooth, fast filtration, nitrogen free. For breweries, used for malt analysis.
Filter Papers MN 616, circle, qualitative
Medium fast filtration, suitable for many applications such as for sulphides, lead chromate and calcium oxalate.
Filter Papers MN 619, qualitative, round
Extra dense, very slow filtration, smooth.
Filter Papers MN 751, sheets
Creped, medium-fast filtration, for general applications.
Filter Papers, circles, pyramid version
Filter papers in a flat, pyramidal folded format. Easy and time-saving handling.
Filter Papers, circles, quadrant folded, cellulose
Filter papers in a flat, quadrant folded format to fit conical filter funnels. Easy and time-saving handling for analyses with high sample throughput.
Filter papers, Grade 122, qualitative, folded filters
Very fast filtration. For general works in laboratories.
Filter Papers, Grade 43, quantitative, round
Very low ash content (0.007 % ash concentration maximum)Intermediate particle retention rating of 16 µmHerzberg filtration speed of 155 sParticle collection between that of Grades 40 and 41
Filter Papers, Grade 44, quantitative, round
Accurate ash free dry mass measurementsFine nominal particle retention rating of 3 µmFiltration speed (Herzberg 995 s)Typical thickness of 180 µm
Filter papers, grade 48, round
Filter mat made from a mixture of cellulose and polyester used for optically testing baby food (artificial milk) for textile fibers.
Filter Papers, Grade 50, quantitative, circles and sheets
Compatible with Hirsch or Büchner funnels, average thickness 115 µm. Acid-treated for high wet-strength and chemical resistance.Nominal particle retention of 2.7 µmSlow flow rates (Herzberg filtration speed 2685 s)High purity and low ash content (0.015 % ash maximum)
Filter Papers, Grade 54, quantitative, filter sheets
Acid treated for high wet-strength and chemical resistanceLarge nominal particle retention rating of 22 µmFast filtration speed (Herzberg filtration speed 39 s)High purity (0.015 % ash maximum)Compatible with Büchner funnel or Hirsch funnel applications
Filter Papers, Grade 54, quantitative, round filters
Acid treated for high wet-strength and chemical resistanceLarge nominal particle retention rating of 22 µmFast filtration speed (Herzberg filtration speed 39 s)High purity (0.015 % ash maximum)Compatible with Büchner funnel or Hirsch funnel applications
Filter Papers, Grade 540, quantitative, round
Acid-treated for high wet-strengthExtremely low ash content (0.006 % ash maximum)Nominal particle retention of 8 µmMedium flow rate (Herzberg filtration speed 200 s)High chemical resistance to strong acid and alkali suspensions
Filter Papers, Grade 541, quantitative, round filters
High wet-strengthHigh chemical resistance to strong acid and alkali suspensionsRetention of gelatinous precipitate22 µm nominal particle retention ratingFast flow rate (Herzberg filtration speed 34 s)Maximum of 0.006 % ash concentration
Filter Papers, Grade 541, quantitative, sheets
High wet-strengthHigh chemical resistance to strong acid and alkali suspensionsRetention of gelatinous precipitate22 µm nominal particle retention ratingFast flow rate (Herzberg filtration speed 34 s)Maximum of 0.006 % ash concentration