whatman Filter paper Grade 42 12.5cm Ashles Paper industrial research Lab 2.5un 1442-125 Filter Paper  (125 mm)

Enhance your laboratory analysis with these premium Grade 42 filter papers, meticulously crafted for precise gravimetric analysis and sample preparation. Each sheet measures 12.5 centimetres in diameter and features a consistent 2.5μm pore size, perfect for retaining fine particles while maintaining excellent flow rates. The pack contains 100 sheets of high-quality filter paper, ideal for both industrial applications and research laboratory settings. These ashless filter papers are specifically designed to leave minimal residue after ashing, ensuring accurate analytical results. Their uniform structure and reliable performance make them an essential tool for quantitative analysis, particularly when preparing samples for instrumental examination. The robust construction maintains integrity throughout the filtration process, whilst delivering reproducible results time after time.