FILTER PAPER CIRCLES WHATMAN GRADE NO.1 27 CM DIA BOX 100 Oilstones Pyrex® Sofnol pattern automatic zero

Pyrex® Sofnol pattern automatic zero burettes from Scilabware conform to ISO385

Self-contained

005         0

Can be shaped to form a pouring funnel

Built-in SafetyPrime™ recirculating valve on discharge tube channels back reagent Into the reservoir during priming

FILTER PAPER CIRCLES WHATMAN GRADE NO.1 27 CM DIA BOX 100 Oilstones Pyrex® Sofnol pattern automatic zeroQualitative Grade Grade No. Flowrate Retention microns Wet strength Thickness, mm Ash % 1 The most widely used general purpose paper Medium Fast 11 Low* 0. 18 0. 06 *Suitable for gravity or low suction filtration. Care must be taken to prevent rupture of paper.