Narrow pore filter paper used in fine precipitates such as lead dioxide, calcium flouride, nickel sulphide, zinc sulphide , dioxide and molybdate of lead. Camlab Filters Grade 14 equivanlent to grade 44 for slow filtering
Narrow pore filter paper used in fine precipitates such as lead dioxide, calcium flouride, nickel sulphide, zinc sulphide , dioxide and molybdate of lead. Our ashless quantitative filter papers are made with 100% cotton linters. As quantitative analysis requires a high purity paper these are washed out with acid and finally cleaned with demineralised water. The ash content is 0.007%