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Whatman™ Qualitative Filter Paper: Grade 1 Circles

Covers a wide range of laboratory applications and is frequently used for clarifying liquids. Whatman™ Qualitative Filter Paper: Grade 1 Circles are widely used standard grade filter papers for routine applications with medium retention and flow rates.

$16.73 - $268.56

Specifications

Format Circle
Grade 1
Material Cellulose
Porosity Medium
For Use With (Application) For clarifying liquids. Used in qualitative analytical separations of precipitates such as lead sulphate; air pollution monitoring, gas detection, soil analysis
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Products ${productFamilyLength}
Catalog Number Mfr. No. Diameter (Metric) Price Quantity  
Catalog Number Mfr. No. Diameter (Metric) Price Quantity  
09-805 Whatman™
1001032
32mm Pack of 100 Each for $16.75
09-805-1B Accessories Whatman™
10010155
15mm Pack of 500 Each for $74.31
09-805-1D Accessories Whatman™
1001400
400mm Pack of 100 Each for $268.56
09-805-1A Accessories Whatman™
10016508
10mm Pack of 500 Each for $74.31
09-805-1C Accessories Whatman™
1001385
385mm Pack of 100 Each for $268.56
09-805-1G Accessories Whatman™
1001325
25mm Pack of 100 Each for $16.73
09-805A Accessories Whatman™
1001042
425mm Pack of 100 Each for $16.75
09-805D Accessories Whatman™
1001090
90mm Pack of 100 Each for $22.92
09-805E Accessories Whatman™
1001110
110mm Pack of 100 Each for $28.65
09-805C Accessories Whatman™
1001070
70mm Pack of 100 Each for $19.08
09-805F Accessories Whatman™
1001125
125mm Pack of 100 Each for $28.71
09-805B Accessories Whatman™
1001055
55mm Pack of 100 Each for $19.06
09-805J Accessories Whatman™
1001240
240mm Pack of 100 Each for $95.83
09-805H Accessories Whatman™
1001185
185mm Pack of 100 Each for $60.17
09-805G Accessories Whatman™
WHT1001-150
150mm Pack of 100 Each for $43.00
09-805K Accessories Whatman™
1001270
270mm Pack of 100 Each for $117.44
09-805L Accessories Whatman™
1001320
320mm Pack of 100 Each for $162.94
09-805P Accessories Whatman™
1001329
30mm Pack of 100 Each for $16.75
09-927-155 Whatman™
1001020
20mm Pack of 400 Each for $76.54
Specifications

Description

 

These cellulose filters are used in qualitative analytical techniques to determine and identify materials and for clarifying liquids. 
  • Particle Retention: >11μm
  • Porosity: medium
  • Filtration speed: ASTM™, 40 sec.; Herzberg, 150 sec.
  • Surface: smooth
  • Separates precipitates such as lead sulfate, calcium oxalate (hot) and calcium carbonate
  • Used for soil analysis and seed testing procedures in the agricultural industry
  • Used to separate solid foodstuffs from associated liquid or extract liquid in the food industry
  • Atmospheric dust is collected from airflow and the stain-intensity measured 
  • Impregnated with a chromogenic reagent and color formation quantified by optical reflectance for gas detection

 


Description & Specifications

Specifications

Circle
Cellulose
For clarifying liquids. Used in qualitative analytical separations of precipitates such as lead sulphate; air pollution monitoring, gas detection, soil analysis
180μm
1
Medium
>11μm