Whatman 1444-125 Ashless Quantitative Filter Paper, 12.5cm Diameter, 3 Micron, Grade 44 (Pack of 100)
Whatman 1444-125 Ashless Quantitative Filter Paper, 12.5cm Diameter, 3 Micron, Grade 44 (Pack of 100)
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Whatman 1444-125 Ashless Quantitative Filter Paper, 12.5cm Diameter, 3 Micron, Grade 44 (Pack of 100)
Whatman 1444-125 Ashless Quantitative Filter Paper, 12.5cm Diameter, 3 Micron, Grade 44 (Pack of 100)
Grade number 44 filter paper retains very fine particles but with lower ash weight per sample and almost twice the flow rate as Grade 42.
Whatman 1444-125 Ashless Quantitative Filter Paper, 12.5cm Diameter, 3 Micron, Grade 44 (Pack of 100)
Artikelnr.: 88727431

Whatman 1444-125 Ashless Quantitative Filter Paper, 12.5cm Diameter, 3 Micron, Grade 44 (Pack of 100)

Artikelnr.: 88727431

CHF 91

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Grade number 44 filter paper retains very fine particles but with lower ash weight per sample and almost twice the flow rate as Grade 42.
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Besondere Merkmale

Ashless Quality
Designed for precise analytical applications, ensuring minimal residue and accurate results without contamination, ideal for laboratories and quality control settings.
Fine Filtration
Features a 3 micron pore size that effectively traps fine particles, making it suitable for quantitative work where clarity and purity of filtrate are essential.
Wertpaket
Includes 100 sheets per pack, providing excellent value for high-volume laboratory use, ensuring you can perform extensive filtering tasks without frequent replenishment.

Produktdetails

Shop Whatman 1444-125 Ashless Quantitative Filter Paper, 12.5cm Diameter, 3 Micron, Grade 44 (Pack of 100) online at a best price in Switzerland. B00394FAYA
  • Diameter: 12.5cm
  • Retention: 3µm
  • Grade number 44 filter paper is the thin version of grade 42
  • Retains very fine particles but with lower ash weight per sample
  • Almost twice the flow rate as Grade 42

Product Technical Details

Verpackungsabmessungen‎5.1 x 5.1 x 0.3 inches
Artikelgewicht‎3.2 ounces
Hersteller‎Whatman
Artikelmodellnummer‎F1245-4
National Stock Number‎6640-00-252-5205

Für wen ist das Produkt geeignet?

Suitable For
  • Laboratory Technicians

    Ideal for technicians requiring precise filtration for quantitative analysis in analytical chemistry and research laboratories.

  • Environmental Testing

    Useful for environmental scientists collecting samples to analyze particulate matter in air, soil, or water.

  • Educational Purposes

    Perfect for students and educators in laboratories needing reliable filtration for experiments in chemistry and biology.

Not Suitable For
  • General Household Use

    Not suitable for regular home use, as its specialized properties exceed typical household filtration needs.

  • Non-Scientific Applications

    May not meet the needs of those requiring filters for non-laboratory applications such as arts or crafts.

  • Coarse Particulates

    Ineffective for filtering larger particles or coarse materials where greater pore sizes are necessary for filtration.

PRODUKTBESCHREIBUNG

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Kunden Fragen und Antworten

  • Frage: What is the purpose of using Whatman 1444-125 Ashless Quantitative Filter Paper?

    Antworten: The Whatman 1444-125 Ashless Quantitative Filter Paper is designed for precise filtration in laboratory applications. It is especially suitable for quantitative analysis, where the retention and minimal ash content are crucial. This filter paper allows for clear filtrates without introducing contaminants that could skew results. Typical use cases include gravimetric analysis and the clarification of solutions.
  • Frage: What are the specifications of the Whatman 1444-125 Ashless Filter Paper?

    Antworten: The specifications of the Whatman 1444-125 Ashless Filter Paper include a diameter of 12.5 cm and a pore size of 3 microns. This fine pore size is suitable for retaining small particles while allowing liquids to pass through efficiently. The grade 44 designation indicates its high purity and low ash content, making it ideal for applications in analytical chemistry and environmental testing.
  • Frage: How do you use Whatman 1444-125 Filter Paper in a laboratory setting?

    Antworten: To use Whatman 1444-125 Filter Paper, first, select the appropriate filtration setup, such as a funnel or a vacuum filtration apparatus. Place the filter paper in the apparatus, ensuring proper alignment. Pour the sample solution slowly into the center of the filter paper to avoid splashing. This will separate the solid and liquid phases effectively, allowing you to collect the filtrate below, ideal for further analysis.
  • Frage: Is Whatman 1444-125 Filter Paper reusable?

    Antworten: Whatman 1444-125 Filter Paper is designed for single-use applications to maintain the accuracy of your results. Reusing it could lead to contamination from retained particulates, compromising the purity of your future filtrates. For best results, always use a fresh piece for each filtration task, especially in sensitive applications such as quantitative analysis.
  • Frage: Can I use Whatman 1444-125 Filter Paper for biological samples?

    Antworten: Yes, Whatman 1444-125 Ashless Filter Paper can be used for filtering biological samples, as its low ash content minimizes contamination and ensures that no unwanted substances are introduced during analysis. This makes it ideal for microbiological work, where purity is essential. Ensure that the specific requirements of your samples align with the filter's specifications for optimal results.
  • Frage: What types of liquids can be filtered with Whatman 1444-125 Filter Paper?

    Antworten: Whatman 1444-125 Filter Paper is suitable for filtering a wide variety of liquids, including aqueous solutions, organic solvents, and biological fluids. Its 3-micron pore size makes it excellent for retaining micro-particles while allowing the clear passage of the filtrate. Whether you're working in environmental testing or routine lab procedures, this filter paper meets diverse filtration needs.
  • Frage: How does the ashless quality of Whatman 1444-125 Enhance Its Performance?

    Antworten: The ashless quality of Whatman 1444-125 Filter Paper enhances its performance by ensuring that no inorganic ash components are introduced during filtration. This is critical in quantitative analyses where every contaminant could affect results. Users can trust that they will obtain pure filtrates suitable for precise measurement, making it a valuable tool in analytical labs.
  • Frage: What is the significance of the 3-micron pore size in Whatman 1444-125 Filter Paper?

    Antworten: The 3-micron pore size in Whatman 1444-125 Filter Paper allows for the retention of fine particulates while facilitating efficient liquid passage. This is particularly important in applications where clarity and purity of the filtrate are essential, such as in gravimetric analysis. It serves to ensure that only the desired components pass through while retaining impurities.
  • Frage: How many sheets are included in a pack of Whatman 1444-125 Filter Paper?

    Antworten: A pack of Whatman 1444-125 Filter Paper contains 100 sheets. This bulk packaging is ideal for laboratories as it ensures that you have an ample supply to conduct multiple experiments or routine analyses without needing to frequently reorder. This makes it cost-effective for scientific applications where consistent material quality is paramount.
  • Frage: Where can I buy Whatman 1444-125 Ashless Quantitative Filter Paper in Switzerland?

    Antworten: You can purchase Whatman 1444-125 Ashless Quantitative Filter Paper from Ubuy in Switzerland. Ubuy offers a convenient platform to find this essential laboratory product with a variety of purchasing options to suit your needs. They provide reliable service and support to ensure you get your required materials quickly and efficiently.

Whatman Quantitative Filter Paper Editorial Review

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CHF 91

Bestellen Sie jetzt und erhalten Sie es am Samstag, Juli 11

QTY:

Gesicherte TransaktionGesicherte Transaktion

Ubuy ist bestrebt, Ihre Sicherheit und Privatsphäre zu schützen. Unser fortschrittliches Zahlungssicherheitssystem gewährleistet Vertraulichkeit, indem Ihre Daten während der Übertragung mit AES (Advanced Encryption Standards) und SSL (Secure Socket Layer) Protokollen verschlüsselt werden. Ihre Zahlungsdaten sind 100% sicher, da wir Ihre Zahlungsdaten nicht an Drittanbieter weitergeben.

Unsere besten Logistigpartner
  • fedex
  • dhl
Schnellste grenzüberschreitende Lieferung

Merkmale und Vorteile

  • Thin version of Grade 42 filter paper.
  • Efficiently retains very fine particles.
  • Lower ash weight per sample for cleaner results.
  • Almost twice the flow rate compared to Grade 42.
  • Diameter of 12.5cm for versatile use.
  • Sold in packs of 100 for convenience.