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304

What is Grade 304?

This grade covers a wide range of laboratory applications and is sued for clariying liquids and for rapid filtration of coarser precipitates such as lead sulfate, lead chromate, calcium oxalate, calcium carbonate, aluminum phosphate, barium carbonate and beryllium hydroxide. Grade 304 can be found in soil analysis, seed testing and in air pollution to collect dust-laden air and is also commonly used in the food indsutry to seperate foodstuffs from associated liquid of extracting liquid.

Properties
Whatman Cross Reference = No.1
Speed class Medium Filtering
Thickness (mm) 0.16
Pore size (μM) 5-13
Weight (g/m²) 73
Filtration Speed (sec*) 88
Burst Strength (Kg/cm²) 1.95
*According to DIN 53137
Available Sizes
Diameter (mm) Product Code
55 304055
70 304070
90 304090
110 304110
125 304125
150 304150
185 304185
240 304240
300 304300
320 304320