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Quantitative filter papers, ashless grades, grade 589/2 and 589/2 ½, Whatman™

Dodávateľ: Whatman products (Cytiva)
Whatman™
512-3609EA 64.62 EUR
512-3609 512-0401 512-3607 512-3611 515-3207 515-3214 515-3200 512-0609 512-3610 515-3201 512-3608 512-0608 515-3213
Quantitative filter papers, ashless grades, grade 589/2 and 589/2 ½, Whatman™
Filtry Papíry filtrační Papír kvantitativní filtrační
Whatman Grade 589/2 filters from Cytiva are used in routine quantitative analyses, including analysis of aqueous suspension in paper, flour analysis, and sand content quantification.

  • High purity (<0,01% ash)
  • Retention of medium fine precipitates, such as grains of sand
  • Herzberg filtration speed of 140 s*
  • White ribbon filter

*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.

Whatman quantitative filters from Cytiva's business are designed for gravimetric analysis. Grade 589/2 Whatman ashless filter paper can also be purchased as pre-pleated 589/2½ sheets.

Grade 589/2 ashless filter paper can be used when medium fine precipitates are being collected and papers must be ashed to support analysis. Grade 589/2 is suitable for a variety of routine quantitative analysis methods, such as determination of the sand content in foodstuffs, flour analysis, and aqueous suspension analysis in the paper industry.
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