Cookie Privacy Preferences

We utilize essential cookies to ensure our website operates effectively and remains secure. Additionally, we'd like to request your permission to use optional cookies. These are intended to enhance your browsing experience by offering personalized content, displaying advertisements that are relevant to you, and helping us to further refine our website.

Choose "Accept all cookies" to agree to the use of both essential and optional cookies. Alternatively, select "Let me see" to customize your preferences.

Existing customer? We’ve moved to a new site. To access your account, simply reset your password using the “Forgot Password?” link.

 

  Same-Day Dispatch

  40+ Years of Expertise

Mobile Version

About Us      |      Contact Us

  Same-Day Dispatch

  40+ Years of Expertise

 
 

Qualitative Filter Paper: Grade 1 Circles, 90mm

Qualitative Filter Paper: Grade 1 Circles, 90mm

Code: F11392805

Out of stock

Average lead time: 09-03-2026

Each

€14.77 ex VAT

delivery text placeholder

delivery text placeholder

This product is currently out of stock. Your item will be shipped when it is back in stock.

Qty
Covers a wide range of laboratory applications and is frequently used for clarifying liquids. Whatman™ Qualitative Filter Paper: Grade 1 Circles are widely used standard grade filter papers for routine applications with medium retention and flow rates. These cellulose filters are used in qualitative analytical techniques to determine and identify materials and for clarifying liquids. Particle Retention: >11μmPorosity: mediumFiltration speed: ASTM™, 40 sec.; Herzberg, 150 sec.Surface: smoothSeparates precipitates such as lead sulfate, calcium oxalate (hot) and calcium carbonateUsed for soil analysis and seed testing procedures in the agricultural industryUsed to separate solid foodstuffs from associated liquid or extract liquid in the food industryAtmospheric dust is collected from airflow and the stain-intensity measured Impregnated with a chromogenic reagent and color formation quantified by optical reflectance for gas detection

KeyValue
Airflow Rate13sec./100mL/sq. in.
Basis Weight87 g/m2
DescriptionGrade 1 Qualitative Filter Paper Standard Grade, circle, 90 mm
FormatDisc
MaterialCellulose
Particle Retention>11 μm
Filtration Speed150 sec.
Flow Rate57mL/min. (water)
For Use With (Application)A widely used standard grade filter paper for routine applications with medium retention and flow rate. It covers a wide range of laboratory applications and is frequently used for clarifying liquids.
GradeGrade 1
PorosityMedium
Quantity100/Pk.
Thickness (Metric)180 μm
TypeQualitative Filter Paper
Diameter (English)3.54 in.
Diameter (Metric)90 mm


WHA015 SYNCHRONIZED SOLUTIONS FOR QC

Looking for a Safety Data Sheet (SDS) or Technical Data Sheet (TDS)?

 

Related Products