Ashless quantitative filter papers
Product Details & Documents
These ashless papers are manufactured with 100% cotton linters. They are being washed with acid and cleaned with demineralised water to maintain its purity for quantitative analysis.
Grade 12: Medium fast filtration for very coarse precipitates such as lead, iron, silver sulphide, alcali carbonates, lead chromate, arsenic, antimony, cadmium and food stuffs.
Grade 14: Slowly filtering narrow pores filter paper used in fine precipitates such as lead dioxide, calcium fluoride, nickel sulphide, zinc sulphide, dioxide and molybdate of lead.
Grade 15: Very slowly filtering fine pores filter paper used for extremely difficult filtration conditions such as cold barium sulphate, metastannic acid and cuprous oxide.
Specifications
- Grade:12
- Seq:01
- Size:45 mm
- Thickness:0,17 mm
- Cat. No.:FIOR0012A00002
- Min. pore size:8 µm
- Wet burst strength:<0,20 kg/cm²
- Filtration speed:20 s (DIN 53137)
- Ash content:0,007%
- Max. pore size:12 µm
- Weight:84 g/m²
Recommendations will be personalized based on your shopping preferences only if you have given your consent by enabling "Enhance my Shopping Experience" on the "Personal Info page".
Otherwise, you will receive generic recommendations.
Catalog #: 83639.320
Supplier: VWR Chemicals
Catalog #: 20864.320
Supplier: VWR Chemicals
Catalog #: 83640.320
Supplier: VWR Chemicals
Catalog #: 1.00030.2500
Supplier: Merck
Catalog #: 31770.294
Supplier: VWR Chemicals
Catalog #: 83645.320
Supplier: VWR Chemicals
Catalog #: 1.09439.1000
Supplier: Merck