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Standard Qualitative Filter Paper Grade 301, Johnson

Name: Standard Qualitative Filter Paper Grade 301, Johnson
SKU: 98915275
Availability: InStock

Grade 301 is the slowest of the qualitative papers. This grade is used in qualitative analytical techniques to determine and identify materials. It is also extremely efficient in retaining very fine particles. Grade 301 is generally used for biological products, water analysis, soil analysis and fine precipitates such as cold precipitated barium sulfate. Grade 301 is additionally utilized with Buchner funnels and to clarify cloudy suspensions and wine.

In Stock: Yes

Categories: Filter Paper|Tags: Filter Paper, Filtration, Grade 301, Johnson, laboratory supplies, Standard Qualitative|

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Key Specification

Product Code	Diameter (mm)	Johnson Grade	Speed Class	Thickness (mm)	Pore Size (μm)	Weight (g/m²)	*Filtration Speed (sec)**	Burst Strength (Kg/cm²)
301055	55	301	Very Slow Filtering	0.14	2-3	84	180	>0.30
301070	70	301	Very Slow Filtering	0.14	2-3	84	180	>0.30
301090	90	301	Very Slow Filtering	0.14	2-3	84	180	>0.30
301110	110	301	Very Slow Filtering	0.14	2-3	84	180	>0.30
301125	125	301	Very Slow Filtering	0.14	2-3	84	180	>0.30
301150	150	301	Very Slow Filtering	0.14	2-3	84	180	>0.30
301185	185	301	Very Slow Filtering	0.14	2-3	84	180	>0.30
301240	240	301	Very Slow Filtering	0.14	2-3	84	180	>0.30
301300	300	301	Very Slow Filtering	0.14	2-3	84	180	>0.30
301320	320	301	Very Slow Filtering	0.14	2-3	84	180	>0.30

Description

Product Code	Diameter (mm)	Johnson Grade	Speed Class	Thickness (mm)	Pore Size (μm)	Weight (g/m²)	*Filtration Speed (sec)**	Burst Strength (Kg/cm²)
301055	55	301	Very Slow Filtering	0.14	2-3	84	180	>0.30
301070	70	301	Very Slow Filtering	0.14	2-3	84	180	>0.30
301090	90	301	Very Slow Filtering	0.14	2-3	84	180	>0.30
301110	110	301	Very Slow Filtering	0.14	2-3	84	180	>0.30
301125	125	301	Very Slow Filtering	0.14	2-3	84	180	>0.30
301150	150	301	Very Slow Filtering	0.14	2-3	84	180	>0.30
301185	185	301	Very Slow Filtering	0.14	2-3	84	180	>0.30
301240	240	301	Very Slow Filtering	0.14	2-3	84	180	>0.30
301300	300	301	Very Slow Filtering	0.14	2-3	84	180	>0.30
301320	320	301	Very Slow Filtering	0.14	2-3	84	180	>0.30

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