Filter Paper / Kertas Saring No. 40 Grade 40 | Whatman 1440-150

Filter Paper / Kertas Saring | Whatman 1440-150 Whatman quantitative filters are designed for gravimetric analysis and the preparation of sample for instrumental analysis. Ashless filter papers with 0.007% ash maximum are very pure filters ideal for a wide range of critical analytical filtration procedures. All ashless papers are sold as pack