Cytiva Filter Circles, Quantitative, Grade 42 (Ashless)


A world standard for critical gravimetric analysis with the finest particle retention of all Whatman cellulose filter papers. Typical analytical precipitates include barium sulfate, metastannic acid and finely precipitated calcium carbonate.
Particle retention:2.5 µm
Filtration speed:1870 s
Weight:100 g / m2
Thickness:0.20 mm
Ash:0.007 %
Filter type:filter circle
Filtration time:1870.00 [s]
TypeHöhe
mm
Order No.PU Manuf. Prod. No. 
Grade 4242.505421925100-1442-042 
Grade 4247.005421926100-1442-047 
Grade 4255.005421927100-1442-055 
Grade 4270.005421928100-1442-070 
Grade 4290.005421929100-1442-090 
Grade 42110.005421930100+1442-110 
Grade 42125.005421931100+1442-125 
Grade 42150.005421932100-1442-150 
Grade 42185.005421933100-1442-185 
Grade 42240.005421934100-1442-240