VWR® Quantitative Grade Filter Paper Circles
À propos de cet article
Quantitative filter papers are used for gravimetric analyses or filtrations where the precipitate is to be recovered.
- Range of porosity available for filtering out precipitates
- Flow rate varies between models
Sargent-Welch Quantitative
VWR® Grade #494
Porosity: Fine - Ashless
Flow Rate: Slow
Particle Retention: 1 μm
Applications: Useful for very fine precipitates. Ideal for BaSO₄, PbSO₄, SnS2, NiS, CaOH₂
VWR® Grade #474
Porosity: Medium - Ashless
Flow Rate: Medium
Particle Retention: 5 to 10 μm
Applications: For general quantitative analysis. Ideal for the filtration of AlPO₄, ZnNH₄PO₄, Ag₂CrO₄
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Product Details & Documents
Quantitative filter papers are used for gravimetric analyses or filtrations where the precipitate is to be recovered.
- Range of porosity available for filtering out precipitates
- Flow rate varies between models
Sargent-Welch Quantitative
VWR® Grade #494
Porosity: Fine - Ashless
Flow Rate: Slow
Particle Retention: 1 μm
Applications: Useful for very fine precipitates. Ideal for BaSO₄, PbSO₄, SnS2, NiS, CaOH₂
VWR® Grade #474
Porosity: Medium - Ashless
Flow Rate: Medium
Particle Retention: 5 to 10 μm
Applications: For general quantitative analysis. Ideal for the filtration of AlPO₄, ZnNH₄PO₄, Ag₂CrO₄
Product Family Options
Informations sur le produit
- DésignationAvailabilityPrice
- Quantitative Grade Filter Paper Circles, Sargent-Welch Quantitative, Diameter: 5.5 cmLog in pour la disponibilitéPack of 100$63.70Supplier Number: 0540-0550
- Quantitative Grade Filter Paper Circles, Sargent-Welch Quantitative, Diameter: 7 cmLog in pour la disponibilitéPack of 100$79.55Supplier Number: 0540-0700