Grade 42 Ashless Filter Paper for Instrumental Analysis, 125 mm circle 100 pcsGEs Whatman Grade 42 quantitative papers have the finest retention of all Whatman ashless filter paper grades. Grade 42 is designed for gravimetric analysis and sample preparation for instrumental analysis.Ashless 0.007 ash maximum Fine 2.5 m nominal particle retention rating, eliminates large particles that might otherwise interfere with sensitive instrumentation Herzberg filtration speed of 1870 s Commonly used as a calcium carbonate filter Whatman quantitative papers come in a variety of particle retentions. Also see hardened ashless grades for work with strong acids or bases.Ashless paper for gravimetric and instrumental analysisWhatman Grade 42 quantitative papers from GE Healthcares Life Sciences business are designed for retention of extremely small particles. A common example is use of Grade 42 as a calcium carbonate filter for analysis in the cement indust..

• Availability: 50 In Stock
• Min. Qty. Per Consignee: 25

• Product Id: 515674
• Sold by: 1 Seller(s)

• Filteration Method - Hydrophylic media
• Filteration Media - PAPER
• Bacterial Filteration Eficiency - 99.5 %
• Housing material of the Filter - Medical grade Poly propylene
• Fitting design - Straight