---
product_id: 368721658
title: "Whatman 1823-021 Glass Microfiber Binder Free Filter, 2.7 Micron, 2.2 s/100mL Flow Rate, Grade GF/D, 2.1cm Diameter (Pack of 100)"
brand: "whatman"
price: "€ 4.06"
currency: EUR
in_stock: false
url: https://www.desertcart.nl/products/368721658-whatman-1823-021-glass-microfiber-binder-free-filter-2-7
store_origin: NL
region: Netherlands
---

# 2.2 s/100mL ultra-fast flow 2.1cm perfect diameter fit 2.7µm retention precision Whatman 1823-021 Glass Microfiber Binder Free Filter, 2.7 Micron, 2.2 s/100mL Flow Rate, Grade GF/D, 2.1cm Diameter (Pack of 100)

**Brand:** whatman
**Price:** € 4.06
**Availability:** ❌ Out of Stock

## Summary

> ⚡ Filter faster, filter smarter—because your lab deserves the best.

## Quick Answers

- **What is this?** Whatman 1823-021 Glass Microfiber Binder Free Filter, 2.7 Micron, 2.2 s/100mL Flow Rate, Grade GF/D, 2.1cm Diameter (Pack of 100) by whatman
- **How much does it cost?** € 4.06 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/368721658-whatman-1823-021-glass-microfiber-binder-free-filter-2-7)

## 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 Advantage:** Pack of 100 filters means you’re always ready—never run out during critical lab moments.
- • **Speed Meets Efficiency:** Experience lightning-fast 2.2 seconds per 100mL flow rate—cut your filtration time without compromising quality.
- • **Universal Compatibility:** Compact 2.1cm diameter fits most standard holders, making integration seamless and hassle-free.
- • **Precision Filtration Power:** Grade GF/D glass microfiber ensures ultra-fine 2.7 micron particle retention for crystal-clear results.
- • **Membrane Pre-Filter Champion:** Designed to protect delicate membranes, extending their lifespan and maintaining peak performance.

## Overview

Whatman 1823-021 Glass Microfiber Binder Free Filters deliver precise 2.7 micron retention with an ultra-fast 2.2 s/100mL flow rate. Sized at 2.1cm diameter, these Grade GF/D filters fit most holders and serve as ideal membrane pre-filters, providing reliable protection and efficiency in bulk packs of 100.

## Description



## Features

- Grade GF/D circles; 21mm
- Faster in flow rate and overall filtration speed than cellulose filter
- Designed as a membrane prefilter and available in sizes to fit most holders
- Will provide good protection for finely retentive membranes
- Glass microfiber filter; Retention: 2.7µm Diameter: 2.1cm

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Whatman |
| Part number | 1823-021 |
| Item Weight | 0.28 g |
| Package Dimensions | 9.91 x 9.4 x 3.05 cm; 0.28 g |
| Item model number | F1640-4 |
| Material | Glass |
| Item Package Quantity | 1 |
| Batteries Required? | No |

## Images

![Whatman 1823-021 Glass Microfiber Binder Free Filter, 2.7 Micron, 2.2 s/100mL Flow Rate, Grade GF/D, 2.1cm Diameter (Pack of 100) - Image 1](https://m.media-amazon.com/images/I/51IsLEfMFFL.jpg)

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**Shop now:** [https://www.desertcart.nl/products/368721658-whatman-1823-021-glass-microfiber-binder-free-filter-2-7](https://www.desertcart.nl/products/368721658-whatman-1823-021-glass-microfiber-binder-free-filter-2-7)

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*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-02-24*