WHATMAN Grade 41 Filter Papers 1441-090 100 Each - MDL-GEH1441090

Grade 41 Filter Paper, 9 cm

• Ashless: 0.007% ash maximum for Grades 40 to 44 and a maximum of 0.01% for the 589 Grades
• These are very pure filters suitable for a wide range of critical analytical filtration procedures
• Whatman quantitative filters from GE Healthcare are designed for gravimetric analysis and the preparation of samples for instrumental analysis
• They are available in three formats designed to meet specific needs
• The fastest ashless filter paper, recommended for analytical procedures involving coarse particles or gelatinous precipitates (e.g., iron or aluminum hydroxides)
• Also used in quantitative air pollution analysis as a paper tape for impregnation when determining gaseous compounds at high flow rates
• This filter is also available in a disposable filter funnel. This is a convenient, disposable 47 mm filter funnel with a 250 ml capacity
• The 47 mm Grade 41 filter can be easily removed for further analysis or culturing