VWR®, Qualitative filter papers,FILTERPAPER QUALITATIVE 410, SLOW, 2 μM PARTICLE RETENTION, 90 MM 1 * 100 items

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VWRI516-0801

Description

Grade 402 and 302: General grade for qualitative tasks. Suitable for most sulphides. Determination of total fat content in dairy products.
Grade 403 and 313: Drugs, pharmaceuticals, liquors, tinctures, chromatography and protein-free filtrations in the clinical laboratory.

 

Grade 410 and 305: Filtration of copper(I) oxide, lead sulphate, barium sulphate, manganese carbonate and more for analytical work. Suitable for extremely difficult filtration and for clarification of wine.
Grade 413 and 303: For routine laboratory work, suitable for student requirements in general chemistry, also for filtration of aluminium phosphate, barium carbonate, lead chromate and more.

 

Grade 415 and 301: Coarse precipitates such as aluminium hydroxide, cobalt carbonate, mercury iodide, magnesium hydroxide and more.
Grade 417: Rapid filtrations where fine particle retention is not required.

 

Grade 307: For brewing industry. Embossed surface filter paper 70 g/m² for malt analysis in breweries (according to EBC standard).
Grade 600 and 310: Qualitative filter paper for use in routine laboratories, universities and hospitals. Made of 100% cellulose with no binder.

 

Grade 315: Gelatinous and coarse precipitates.

SPECIFICATIONS

Grade 401 402 403 410 413 415 417 600 301 302 303 305 307 310 313 315
Weight 84 g/m² 84 g/m² 87 g/m² 80 g/m² 73 g/m² 80 g/m² 110 g/m² 64 g/m² 84 g/m² 84 g/m² 73 g/m² 84 g/m² 70 g/m² 64 g/m² 87 g/m² 73 g/m²
Thickness 0,2 mm 0,17 mm 0,17 mm 0,15 mm 0,16 mm 0,16 mm 0,15 mm 0,2 mm 0,17 mm 0,16 mm 0,14 mm 0,15 mm 0,17 mm 0,17 mm
Particle retention 12 – 15 µm 8 – 12 µm 5 – 8 µm 2 – 3 µm 5 – 13 µm 12 – 15 µm 35 – 45 µm 13 µm 12 – 15 µm 8 – 12 µm 5 – 13 µm 2 – 3 µm 8 µm 13 µm 5 – 8 µm 17 – 30 µm
Max. pore size 50 µm 40 µm 30 µm 20 µm 45 µm 50 µm 60 µm 50 µm 40 µm 45 µm 20 µm 40 µm 60 µm 30 µm 70 µm
Min. pore size 31 µm 23 µm 15 µm 9 µm 20 µm 31 µm 25 µm 31 µm 23 µm 20 µm 9 µm 23 µm 25 µm 15 µm 40 µm
Filtration speed 40 s (Herzberg) 90 s (Herzberg) 250 – 300 s (Herzberg) 2500 s (Herzberg) 350 s (Herzberg) 8 s (DIN 53137) 11 s (DIN 53137) 200 – 250 s (Herzberg) 70 s (Herzberg) 150 s (Herzberg) 160 s (Herzberg) 2500 s (Herzberg) 520 s (Herzberg) 110 s (Herzberg) 500 s (Herzberg) 60 s (Herzberg)
Wet burst strength 2 psi 2,5 psi 0,5 psi 1 psi 9 psi 0,8 psi 15 psi 6,5 psi 2 psi 2,5 psi 9 psi 3,5 psi 6,5 psi 0,5 psi 6,5 psi
Dry burst strength 11 psi 17 psi 12,5 psi 22 psi 28 psi 8,5 psi 35 psi 19 psi 11 psi 17 psi 28 psi 18 psi 19 psi 12,5 psi 17,5 psi

 

 

Avantor

Are a trusted global partner to customers and suppliers in the life sciences and advanced technologies & applied materials industries. As Avantor’s channel brand, VWR provides an integrated and seamless purchasing experience that is optimized for the way you do business—from discovery to delivery. Our global e-commerce platform gives you easy, convenient access to our own brands, as well as those from thousands of other manufacturers.
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