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Grade 371 Hardened Ashless Filter Paper

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≡ Whatman No. 50

Grade 371 is a very dense and thick filter paper with a slow filtration speed. This is an extremely fine retention filter for critical gravimetric analysis in chemically harsh conditions and metal determination of very fine precipitates or difficult samples such as metals and hydroxides i.e. barium and lead sulfates and dioxide. stannic, zinc and nickel sulfide. calcium oxalate and calcium fluoride

Whatman Cross Reference = No.50
Speed class Slow
Thickness (mm) 0.14
Pore size (μM) 2-3
Weight (g/m²) 84
Filtration Speed (sec*) 180
Burst Strength (Kg/cm²) >0.3
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In stockIn stockIn stock
Product Code Diameter In Stock Price Qty
product code 371110 diameter 110
Price £10.70 Quantity
product code 371125 diameter 125
Price £13.60 Quantity
product code 371150 diameter 150
Price £16.30 Quantity

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