Johnson Grade 305(No4) Qualitative Filter Papers - 150mm - Pack of 100
by Johnson Test Papers
Product code: PP00061614
In stock
- New
£10.20 exc. VAT
£12.24 inc. VAT
Product code: PP00061614
In stock
- New
£10.20 exc. VAT
£12.24 inc. VAT
Free next day delivery
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Ideal for science lessons and laboratory experiments, these Johnson Grade 305 (No4) Qualitative Filter Papers provide fast filtration for practical investigations. Designed for use in secondary and college settings, they are suitable for filtering coarse particles or gelatinous precipitates.
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Diameter: 150mm
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Pack of 100 filter papers
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Extremely fast filtration speed: 9 seconds
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Thickness: 0.2mm
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Retention: 7-12 microns
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Weight: 85g/m²
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Light burst capacity; not suitable for vacuum filtration
