Whatman ME25 Mambrane - Pack of 50 Whatman Mixed Cellulose Ester Circle ME Range (ME 25), plain, 0.45 um pore size, 110 mm PK50 Note: Image is for illustrative purposes only and may differ from the actual product GBP 439.99 1
Whatman ME 2541 STL 50mm - FIL5452 Whatman ME25/41 (Mixed Cellulose Ester) STL Membrane Circle, green, 50 mm 0.45 um, 3.1 mm black grid, sterile, for Membrane-Butler PK400 GBP 699.99 1
Whatman ME 2531 STL 50mm - FIL5448 Whatman ME25/31 (Mixed Cellulose Ester) STL Membrane Circle, black, 50 mm 0.45 um, 3.1 mm white grid, sterile, for Membrane-Butler PK400 GBP 699.99 1
Whatman ME 2521 STL 47mm - FIL5438 Whatman ME25/21 (Mixed Cellulose Ester) STL Membrane Circle, white, 47 mm 0.45 um, 3.1 mm black grid, sterile, for Membrane-Butler PK400 GBP 649.99 1
Whatman ME 2541 STL 47mm - FIL5450 Whatman ME25/41 (Mixed Cellulose Ester) STL Membrane Circle, green, 47mm 0.45 um, 3.1 mm black grid, sterile, for Membrane-Butler PK400 GBP 639.99 1