---
product_id: 27921455
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: "S/.663"
currency: PEN
in_stock: true
url: https://www.desertcart.pe/products/27921455-whatman-1823-021-glass-microfiber-binder-free-filter-2-7
store_origin: PE
region: Peru
---

# 2.2 s/100mL ultra-fast flow 2.7µm retention precision Grade GF/D high loading capacity 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:** S/.663
**Availability:** ✅ In Stock

## Summary

> ⚡ Filter faster, filter smarter — stay ahead in every lab test!

## 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?** S/.663 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pe](https://www.desertcart.pe/products/27921455-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

- • **Seamless Compatibility:** Fits most holders as a membrane prefilter for versatile lab setups
- • **Lightning-Fast Flow Rate:** 2.2 seconds per 100mL for rapid processing and efficiency
- • **Enhanced Membrane Protection:** Ideal prefilter to extend membrane life and maintain purity
- • **Robust Glass Microfiber Design:** Thick, durable filter with superior loading capacity
- • **Precision Filtration at 2.7 Microns:** Capture ultra-fine particles with lab-grade accuracy

## Overview

The Whatman 1823-021 Glass Microfiber Binder Free Filter offers a precise 2.7µm particle retention with an ultra-fast 2.2 seconds per 100mL flow rate. Designed as a Grade GF/D membrane prefilter, its thick glass microfiber construction ensures high loading capacity and robust protection for finely retentive membranes. Available in a convenient 2.1cm diameter pack of 100, it fits most holders and accelerates filtration speed beyond traditional cellulose filters.

## Description

The Whatman GF/D glass microfiber filter is considerably faster in flow rate and overall filtration speed than Cellulose filter papers of similar particle retention. The filter is thick and consequently exhibits a high loading capacity. Designed as a membrane prefilter and available in sizes to fit most holders. GF/D will provide good protection for finely retentive membranes. Can be used in combination with GF/B to provide very efficient graded prefilter protection for membranes. Retention: 2.7µm. Diameter: 2.1cm. 100/Pack. Whatman #: 1823-021.

## Features

- Glass microfiber filter; Retention: 2.7µm Diameter: 2.1cm
- 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

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00394FC7U |
| Best Sellers Rank | #1,215,641 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #106 in Glass Fiber Lab Filters |
| Date First Available | February 20, 2010 |
| Item Weight | 0.01 ounces |
| Item model number | F1640-4 |
| Manufacturer | Whatman |
| Package Dimensions | 3.9 x 3.7 x 1.2 inches |

## 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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*Product available on Desertcart Peru*
*Store origin: PE*
*Last updated: 2026-09-13*