FILTER PAPER CIRCLES WHATMAN GRADE NO.4 9CM DIA BOX 100 Weight Sets UKAS Certificate These baths require a clean

These baths require a clean air supply at a pressure of 21KN/m2  (3psi) and maximum flow of 57 litres/minute

For Cole-Parmer (formerly Techne) 18 and 26 Litre Baths

Small footprint and compact design

RC400G  and RC1400G  can be used as heated circulators

FILTER PAPER CIRCLES WHATMAN GRADE NO.4 9CM DIA BOX 100 Weight Sets UKAS Certificate These baths require a cleanQualitative Grade Grade No. Flowrate Retention microns Wet strength Thickness, mm Ash % 4 Excellent retention of coarse and gelatinous precipitates Fast 20 25 Low* 0. 21 0. 06 *Suitable for gravity or low suction filtration. Care must be taken to prevent rupture of the paper.