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Whatman™ Quantitative Filter Paper: Grade 540 Circles

Use as a gravimetric filter during analysis of metals in acidic or alkaline solutions and in the collection of hydroxides. Whatman™ Quantitative Filter Paper: Grade 540 Circles acid-treated surface prevents tearing during filtration and allows the user to scrape precipitates from the paper.

$44.23 - $364.33

Specifications

Particle Retention >8μmm
For Use With (Application) Gravimetric analysis of metals in acid/alkali solutions. Collecting hydroxides after precipitation by strong alkalis. Normal loading; high wet strength.
Grade 540
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Products ${productFamilyLength}
Catalog Number Mfr. No. Diameter (Metric) Price Quantity  
Catalog Number Mfr. No. Diameter (Metric) Price Quantity  
09-869A Accessories Whatman™
1540-042
42.5mm Pack of 100 Each for $44.25
09-869B Accessories Whatman™
1540321
21mm Pack of 100 Each for $44.25
09-869D Accessories Whatman™
1540055
55mm Pack of 100 Each for $49.35
09-869C Accessories Whatman™
1540324
24mm Pack of 100 Each for $44.23
09-869F Accessories Whatman™
1540090
90mm Pack of 100 Each for $81.77
09-869G Accessories Whatman™
1540110
110mm Pack of 100 Each for $99.00
09-869H Accessories Whatman™
1540125
125mm Pack of 100 Each for $113.48
09-869J Accessories Whatman™
1540150
150mm Pack of 100 Each for $160.33
09-869L Accessories Whatman™
1540240
240mm Pack of 100 Each for $364.33
Specifications

Description

Whatman hardened ashless quantitative filter papers are acid-hardened to give high wet strength and chemical resistance with extremely low ash content. They are suitable for a wide range of critical filtration procedures.
  • High-purity, acid-treated cellulose lab filter paper
  • Mechanically strong 
  • Well suited for quantitative or gravimetric analysis of strongly acidic or alkaline samples
  • Extremely low ash content (0.006% ash maximum)
  • Nominal particle retention of 8 µm
  • Medium flow rate (Herzberg filtration speed 200 s)

Description & Specifications

Specifications

>8μmm
Gravimetric analysis of metals in acid/alkali solutions. Collecting hydroxides after precipitation by strong alkalis. Normal loading; high wet strength.
540