whatman QUALITATIVE FILTER PAPER NO 1 125MM DIA WHATMAN 1001 125 PK OF 100 Filter Paper  (90 mm)

Whatman Grade 1 Qualitative Filter Papers are the most widely used filter paper for routine laboratory applications, qualitative analytical separations, and clarifying liquids. They are standard-grade cellulose filter papers for medium flow rates. Qualitative analytical separations for precipitates such as lead sulfate, calcium oxalate (hot), and calcium carbonate Agricultural soil analysis and seed testing procedures Industrial food processing techniques to extract liquid or separate solid foodstuffs from associated liquid Air pollution monitoring by collecting atmospheric dust from airflow and photometrically measuring the stain intensity. Gas detection by quantitative chromogenesis with optical reflectance Medium flow rate and retention for a wide range of qualitative analytical separations.