Whatman™ Grade 43 Quantitative Filter Paper

Contains very low ash content appropriate for gravimetric analyses requiring sample combustion. Whatman™ Grade 43 Quantitative Filter Paper can be ashed during gravimetric analysis without contributing substantially to the measured weight.

Brand: Whatman™

Manufacturer Part Number: 1443-185

UNSPSC: 41104929

Code: 69

Additional Details:
Additional Details: Weight: 0.27000kg

Product Code. 10144071

Quantity Price
1 £ 56.35 / Pack of 100
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Description and Specification


Quantity 100Pack
Grade 43
Material High-quality Cotton Linters
Pore Size (Metric) 16μm
Format Circle
Thickness (Metric) 220μm
Porosity Intermediate
Diameter (Metric) 185mm
For Use With (Application) Foodstuff and soil analyses, particle collection in air pollution monitoring for XRF analysis. Normal loading; limited wet strength
Flow Rate Medium

Ashless filter paper for inorganic analysis
  • Very low ash content (0.007% ash concentration maximum)
  • Intermediate particle retention rating of 16µm
  • Herzberg filtration speed of 155 sec.
  • Particle collection between that of Grades 40 and 41