Fisher Scientific 09825A - Whatman® Filter… | USA MedPremium
Whatman® Filter Paper 70 mm Diameter, Circle, Grade 4, Qualitative, 20 to 25 µM Retention
USAMP#48060384SKU: 09825AWhatman™
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Filtration speed: Herzberg, 37 sec
Whatman™ Qualitative Filter Paper: Grade 4 Circles are used when high flow rates in air pollution monitoring are required and the collection of fine particles is not critical
