Whatman Grade 1 Quantitative Filter Papers

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Brand: Cytiva

Whatman Grade 1 Quantitative Filter Papers

Description

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 the 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

Grade 1 Qualitative Filter Papers (11 µm particle retention) are available in a variety of sizes and formats including circles, sheets and prepleated filters. They are also available in FilterCup format, a convenient, 250 ml capacity disposable 70 mm filter funnel molded from polypropylene with an integral, heat-bonded filter.

Specification

Grade	Grade 1
Thickness	180 µm (Typical)
Particle retention	11 µm (Particle retention rating at 98% efficiency), in liquid max.
Filtration speed	Approx. 150 s (Herzberg)
Ash content	0.06%
Airflow rate	10.5 s/100 ml/in²
Basis weight	88 g/m²
Burst strength	0.29 psi wet burst; 15.99 dry burst
Tensile strength	39.1 N/15 mm Tensile M/D Dry

Add to cart

Canlab #	MFR #	Description	Size(mm)	Unit	Price
CL6508	1001-6508	Grade 1 qualitative filter paper standard grade, circle	10
CL6508	1001-6508	Grade 1 qualitative filter paper standard grade, circle		500/Box	Request For Price
CL0155	1001-0155	Grade 1 qualitative filter paper standard grade, circle		15
CL0155	1001-0155	Grade 1 qualitative filter paper standard grade, circle			500/PK	Request For Price
CL020	1001-020	Grade 1 qualitative filter paper standard grade, circle	20
CL020	1001-020	Grade 1 qualitative filter paper standard grade, circle			400/PK	Request For Price
CL025	1001-025	Grade 1 qualitative filter paper standard grade, circle		25
CL025	1001-025	Grade 1 qualitative filter paper standard grade, circle			400/PK	Request For Price
			100/PK		Request For Price
CL813	1001-813	Grade 1 qualitative filter paper standard grade, sheet	26×31
CL813	1001-813	Grade 1 qualitative filter paper standard grade, sheet		1000/PK	Request For Price
CL030	1001-030	Grade 1 qualitative filter paper standard grade, circle		30
CL030	1001-030	Grade 1 qualitative filter paper standard grade, circle			400/PK	Request For Price