Grade 42 Ashless Filter Paper for Instrumental Analysis, 460 570 mm sheet 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 industry.Other typi.
Other Specifications Download Specification | |
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Size Of Bacteril/viral Filter | Mini/Paediatric |
Filteration Method | Hydrophylic media |
Filteration Media | paper |
Bacterial Filteration Eficiency | 99.5 % |
Viral Filteration Eficiency | 99.5 % |
Housing Material Of The Filter | Medical grade Poly propylene |
Dead Space | 2 ml |
Tidal Volume | 250 ml |
Fitting Design | Straight |
Fitting Size(Inlet And Outlet Size) (as Per ISO) | 22 IDx15ID/22OD |
If Other, Provide Details Of Inlet And Out Let Size | NA |
Resistance To Flow @ 30L/min | 25 mmH2O |
Resistance To Flow @ 60L/min | 25 mmH2O |
Resistance To Flow @ 90L/min | 25 |
CO2 Port | No |
Disposable | Yes |
Latex Free | Yes |
Sterlized | Yes |
Type Of Packing | Blister peelable pouch |
Shelf Life | 2 |
Product Code Available On Supplier Website | Yes |
If Yes, Product Code | 1442-917 |
Firm Certified To ISO 9001:2008 Or Latest | Yes |
WHO-GMP Certified | Yes |
CE Marked | Yes |
ISI Marking | Yes |
CML No. | NA |
Other Certifications | NA |