GE Whatman* Quantitative Filter Papers, Ashless (ash 0.007%), Grade 40

Grade 40 Ashless: 8 µm
The classic general purpose ashless filter paper with medium speed and retention. Typical applications include gravimetric analysis for numerous components in cements, clays, iron and steel products; as a primary filter for separating solid matter from aqueous extracts in general soil analysis, quantitative determination of sediments in milk and as a pure analytical grade clean-up filter for solutions prior to AA spectrophotometry. Used also as a high purity filter in the collection of trace elements and radionuclides from the atmosphere.
Image(s) are representative of the product group and not necessarily the individual product.

Circles, Grade 40
Diameter (cm): 11.0

Circles, Grade 40
Diameter (cm): 12.5

Circles, Grade 40
Diameter (cm): 15.0

Circles, Grade 40
Diameter (cm): 18.5

Circles, Grade 40
Diameter (cm): 24.0

Circles, Grade 40
Diameter (cm): 3.0

Circles, Grade 40
Diameter (cm): 4.25

Circles, Grade 40
Diameter (cm): 4.7

Circles, Grade 40
Diameter (cm): 5.5

Circles, Grade 40
Diameter (cm): 7.0

Circles, Grade 40
Diameter (cm): 9.0