Filter paper, circle no. 41, 125 mm diameter (Packet of 100) -

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Borosil Filter Paper, Circle, No. 41, 125 mm Diameter (Packet of 100)

Item Name	Filter Paper
Brand Name	Borosil
Model No.	B58941
Size	125mm (Pack size – 100)
Purpose	Quantitative analysis, Qualitative Analysis, Sample Preparation, Laboratory testing, Research and development, Quality control & Educational purposes

Availability: In Stock

Specific Description
– Filter Paper Type: Quantitative or Qualitative filter papers for laboratory use
– Diameter: 125 mm
– Pack Size: Packet of 100 sheets
– Material: Cellulose or cotton linters
– Ash Content: Varies by grade, but some Borosil filter papers have ash content as low as 0.003% or 0.004%
– Retention Rate: Typically ranges from 2-12 micrometers
– Speed: Medium to medium-fast filtration speed
Uses
– Quantitative Analysis: Filtering samples for quantitative analysis, such as gravimetric analysis
– Qualitative Analysis: Routine laboratory filtration for qualitative analysis
– Sample Preparation: Preparing samples for instrumental analysis or sensitive detection methods
– Laboratory Testing: Filtering liquids, solutions, or suspensions in laboratory settings
– Research and Development: Experimentation and analysis in various industries, such as pharmaceuticals, biotechnology, and environmental science
Some specific grades of Borosil filter papers have the following characteristics ¹ ² ³:
– Grade B58940 (Quantitative): 0.004% ash content, 450 s filtration speed, and 2-4 micrometer retention rate
– Grade B59501 (Qualitative): 0.08% ash content, 160 s filtration speed, and 4-7 micrometer retention rate
– Grade B15540 (Hardened Ashless): 0.003% ash content, 1700 s filtration speed, and 4-12 micrometer retention rate

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