Grade 589/3 Filter for Fine Precipitate Retention, Circle

Whatman Grade 589/3 ashless filter paper from GE is particularly useful in capturing very fine particulate samples such as insoluble molecules in fats or oils or supporting ash free dry mass.

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Description

  • High purity (< 0.01% ash) for ash free dry mass methods
  • ‘Blue ribbon filter’
  • Very fine precipitate retention (class 2d acc. to DIN 53 135)
  • Herzberg filtration speed of 750 s*
  • Also available prepleated as Grade 589/3 ½

*The time taken to filter 100 ml water (20°C) through a filter area of 10 cm²  at a constant pressure of 5 cm water column

Ash free dry mass

Grade 589/3 filter paper from GE Healthcare’s Life Sciences business supports accurate measurement of ash free dry mass. The blue ribbon filter is an established component in a variety of quantitative analysis methods, such as quantification of insoluble contaminants in animal and vegetable fats and oils.

   Parameter Grade 589/3 Filter for Fine Precipitate Retention, Circle
   Grade : Grade 589/3
   Grade Type: Ashless
   Typical Thickness : 160 µm
   Basis Weight : 84g/m²
   Filtration Time to Herzberg : 1500 s
   Filtration Speed (Herzberg)       : 375 s
   Ash Content1 : 0.01%
   Material : High-quality cotton linters
   Alpha Cellulose Content Min.  : 98.00%
   Ribbon Filter Color : Blue
   Application: Designed for gravimetric analysis and the preparation of samples for instrumental analysis. For very fine precipitates. Slow filter paper with highest efficiency for collecting very small particles. Also used for many analytical routine methods in different industries, e.g., determination of the amount of insoluble contaminants in animal and vegetable fats and oils.
   Diameter : Ø12.7 mm, Ø110 mm, Ø125 mm, Ø150 mm, Ø185 mm
   Pack Size : 100 pieces – 110 mm, 125 mm, 150 mm, 185 mm

1000 pieces – 12.7 mm

  • 1Ash is determined by ignition of the cellulose filter at 900°C in air.

Order now

To make your order, please contact us at  info@polyscientific.com.my or call us at +6 06 3350 690

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