Filters
Close menu

Quantitative Filter Papers, Ashless, Grade 40

Whatman Grade 40 high-purity filters from Cytiva's business are general-purpose papers for quantitative analysis. Grade 40 filters are suitable for a variety of analytical filtration applications.
Manufacturer: Whatman
Product Code: 1440-032
GST: 18.00 %
HSN Code: 48232000
Packaging: 100 Pac
UOM: NOS
₹ 3,700.00

Applications for high-purity Grade 40 filters

GR 40 3.2CM 100/PK

High-purity filters support accurate analysis in applications sensitive to very low levels of background contamination and in gravimetric analysis where ash content might affect weight measurements of combusted samples. Cytiva's high-purity Whatman Grade 40 ashless paper is suited to:

  • Soil analysis, when separating solid matter from aqueous extracts
  • Quantitative determination of milk sediment
  • Use as a clean-up filter for solutions prior to atomic absorption (AA) spectrometry
  • Analysis of constituent components in cements, clays, iron, and steel products
  • Collection of trace elements and radionuclides from the atmosphere

 

Looking for a filter paper, membrane filter, or syringe filter? Let Cytiva help you find the optimal filter for your needs to ensure reliable analysis.

Whatman Grade 40 high-purity filters from Cytiva's business are general-purpose papers for quantitative analysis. Grade 40 filters are suitable for a variety of analytical filtration applications.

  • High-purity filters contain 0.007% maximum ash content
  • Medium nominal particle retention rating of 8 µm
  • Medium filtration speed (Herzberg 340 s)
  • Particularly useful for gravimetric analysis

Cytiva offers a range of Whatman ashless filter paper for your gravimetric analysis needs. See our other ashless grades to find the right filter for your sample, or use our hardened ashless grades if your analysis involves strong acid/alkali suspensions.

Product tags

Unlock Exclusive Access to Merck Chemicals’ Latest Price List 2023!

The Chemical Center is delighted to present the newly updated price list from Merck Chemicals, effective October 1, 2023! To ensure you receive the most accurate and competitive pricing information, we are offering exclusive access to those who share their email with us.

Click here to Subscribe