---
product_id: 12623271
title: "Whatman 1442-125 Ashless Quantitative Filter Paper, 12.5cm Diameter, 2.5 Micron, Grade 42 (Pack of 100)"
brand: "whatman"
price: "578 zł"
currency: PLN
in_stock: true
reviews_count: 3
category: "Whatman"
url: https://www.desertcart.pl/products/12623271-whatman-1442-125-ashless-quantitative-filter-paper-12-5cm-diameter
store_origin: PL
region: Poland
---

# 12.5cm diameter precision 2.5µm ultra-fine retention 98% alpha cellulose purity Whatman 1442-125 Ashless Quantitative Filter Paper, 12.5cm Diameter, 2.5 Micron, Grade 42 (Pack of 100)

**Brand:** whatman
**Price:** 578 zł
**Availability:** ✅ In Stock

## Summary

> 🔬 Elevate your lab game with Whatman’s gold standard filter paper!

## Quick Answers

- **What is this?** Whatman 1442-125 Ashless Quantitative Filter Paper, 12.5cm Diameter, 2.5 Micron, Grade 42 (Pack of 100) by whatman
- **How much does it cost?** 578 zł with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/12623271-whatman-1442-125-ashless-quantitative-filter-paper-12-5cm-diameter)

## Best For

- whatman enthusiasts

## Why This Product

- Trusted whatman brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Bulk Pack of 100:** Reliable supply for continuous lab productivity and cost efficiency
- • **Ashless & High Purity:** 98% alpha cellulose guarantees no residue interference
- • **Trusted Industry Standard:** Globally recognized for gravimetric and analytical excellence
- • **Ultra-Fine 2.5 Micron Retention:** Captures even the smallest particles for critical analysis
- • **Precision Diameter for Consistent Results:** 12.5cm size ensures uniform filtration every time

## Overview

Whatman 1442-125 Ashless Quantitative Filter Paper offers a 12.5cm diameter with ultra-fine 2.5 micron retention, made from 98% alpha cellulose cotton linters. This pack of 100 filters is the global benchmark for critical gravimetric analysis, ensuring ashless, residue-free filtration for precise scientific and industrial applications.

## Description

A world standard for critical gravimetric analysis with the finest particle retention of all Whatman cellulose filter papers. Typical analytical precipitates include barium sulphate, metastannic acid and finely precipitated calcium carbonate. Retention: 2.5µm. Diameter: 12.5cm. 100/Pack. Whatman #: 1442-125.

Review: consistent quality over years - I have been using these filters for years for a standard lab test - filtering the particles from a solution to weigh them. The quality is consistent and they perform as expected.
Review: Micron pore size was an important criteria and ashless. - This product worked fine. Used to filter homemade cocktail bitters.

## Features

- Diameter: 12.5cm
- Retention: 2.5µm
- A world standard for critical gravimetric analysis
- A Whatman cellulose filter is manufactured from high quality cotton linters treated to achieve a minimum alpha cellulose content of 98%
- Typical analytical precipitates include barium sulphate, metastannic acid and finely precipitated calcium carbonate

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00394FATK |
| Best Sellers Rank | #171,649 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #16 in Quantitative Lab Filter Paper |
| Date First Available | March 20, 2008 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 3.2 ounces |
| Item model number | F1241-6 |
| Manufacturer | Whatman |
| Product Dimensions | 5.2 x 5.2 x 1.3 inches |

## Images

![Whatman 1442-125 Ashless Quantitative Filter Paper, 12.5cm Diameter, 2.5 Micron, Grade 42 (Pack of 100) - Image 1](https://m.media-amazon.com/images/I/61oANk7lDCL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ consistent quality over years
*by R***I on July 12, 2019*

I have been using these filters for years for a standard lab test - filtering the particles from a solution to weigh them. The quality is consistent and they perform as expected.

### ⭐⭐⭐⭐⭐ Micron pore size was an important criteria and ashless.
*by W***R on December 10, 2018*

This product worked fine. Used to filter homemade cocktail bitters.

### ⭐⭐⭐⭐⭐ all my clients like this so i recomend it
*by A***I on June 20, 2016*

i sell laboratory products , all my clients like this so i recomend it .

## Frequently Bought Together

- Whatman 1442-125 Ashless Quantitative Filter Paper, 12.5cm Diameter, 2.5 Micron, Grade 42 (Pack of 100)
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- KIMBERLY CLARK - TOWEL,KIMWPS,EX-L,WE

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*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-04-26*