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Item #:
24989948
Ahlstrom 6420-0900 Qualitative Filter Paper, 2 Micron, Medium Flow, Grade 642, 9cm Diameter (Pack of 100)
85% of respondents would recommend this to a friend
Item #:
24989948
XAF 26226
Price Details
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Ahlstrom's qualitative grades of filter paper are recommended for use in analytical methods, routine separation work, and general laboratory applications, offering high purity, consistent performance, and low ash content.
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What Stands Out
High Filtration Precision
With a 2 micron pore size, this filter paper ensures maximum precision in filtering, capturing even the smallest particles efficiently for various laboratory and practical applications.
Medium Flow Rate
Designed for a balanced medium flow, this filter paper allows for optimal fluid passage while retaining solids, making it suitable for diverse analytical processes in laboratories.
Convenient Packaging
Packed in sets of 100, this filter paper offers convenience and ample supply, catering to both one-time experiments and ongoing laboratory needs without frequent reordering.
Product Details
| Item Weight | 0.5 lbs (230 grams) |
Who Should Buy?
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Laboratory Technicians
Ideal for technicians needing reliable filtration for various lab applications, ensuring precision in data collection.
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Environmental Testing
Useful for environmental researchers filtering air or water samples for pollutants with effective particle retention.
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Educational Purposes
Great for students conducting experiments in chemistry and biology, providing hands-on experience with filtration processes.
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Heavy Solids Filtration
Not suitable for applications requiring filtration of larger particles or heavy solid materials due to its small micron size.
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Industrial Use
May fall short in industrial settings where extensive filtration throughput and durability under pressure are essential.
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Long-Term Storage
Not designed for long-term storage of liquids, as it can degrade or lose effectiveness over time.
Product Description
Ahlstrom 6420-0900 Qualitative Filter Paper, 2 Micron, Medium Flow, Grade 642, 9cm Diameter (Pack of 100)
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Customer Questions & Answers
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Question:
What are the main applications of Ahlstrom 642 filter paper?
Answer: The main applications of Ahlstrom 642 filter paper include general laboratory work, agricultural and environmental laboratories for plant growth trials, soil testing, air analysis for monitoring specific contaminants, and filtration of organic and sulfide precipitates. -
Question:
What is the filtration speed of Ahlstrom 642 filter paper?
Answer: The filtration speed of Ahlstrom 642 filter paper is 229 sec/100mls (Herzberg) and 30 mls/min (rapidity), providing medium loading capacity. -
Question:
What is the ash content of Ahlstrom's qualitative grades of filter paper?
Answer: Ahlstrom's qualitative grades of filter paper have a low ash content of 0.06 percent. -
Question:
This item reads pack of 100 but this reads 38.5cm Diameter, Pack of 10, which one is it?
Answer: There are 100 in the package. -
Question:
Could this be used as a home-made mask filter insert?
Answer: If you want to suffocate yourself.... -
Question:
What is the thickness of these filters?
Answer: Approximately 0.1 mm or 100 microns.
Ahlstrom Qualitative Filter Paper Editorial Review
The Ahlstrom 6420-0425 Qualitative Filter Paper is a highly sought after product that has received positive reviews from customers. It is exactly what many customers have been looking for and works great for filtering eliquid. However, some customers are not satisfied with the slow drain time and wish it was offered in smaller quantities and at a cheaper price. Additionally, a few customers would prefer a .2 micron filtration instead of the 2 micron provided. Overall, the product has been well-received with buyers appreciating its effectiveness for their filtration needs.
Customer Reviews & Ratings
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Pros
- Exactly what customers have been looking for
- Effective for filtering eliquid
Cons
- Slow drain time
Product Price History
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Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
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Features & Benefits
- Recommended for analytical methods and routine separation work
- Provides high purity and consistent performance
- Offers low ash content
- Consists of greater than 95 percent super refined a-cellulose and linter fibers
- Suitable for general laboratory applications
- Provides correct combination of particle retention, filtration speed, and loading capacity