Sartorius FT-4-104-185, Quantitative Papers/ Grade 391

These 185 mm diameter very slow filtering, blue dot folded filter papers are used for quantitative and gravimetric analyses as well as for pressure or vacuum filtration. They are made out of 100 % cotton linters with an ?-cellulose content of > 98% and are acid-washed to make the papers ashless and achieve high purity.

• Made of 100 % cotton linters
• Ash-free (ash content ? 0.01 % according to DIN 54370)
• Wet-strengthened
• Color-coded box for easy selection
• Very slow filtering
• Fine-pore
• 100 folded filters per pack

Note: For all International Orders, the buyer will be solely responsible for the customs clearance, duty, and taxes imposed on the package.