---
product_id: 61672332
title: "521-G-100 Disposable NMR/EPR Tube Cap, 4 mm Diameter, Blue (Pack of 100)"
brand: "wilmad"
price: "€ 17151.94"
currency: EUR
in_stock: true
url: https://www.desertcart.sk/products/61672332-521-g-100-disposable-nmr-epr-tube-cap-4-mm
store_origin: SK
region: Slovakia
---

# PTFE Material Pack of 100 4mm Diameter 521-G-100 Disposable NMR/EPR Tube Cap, 4 mm Diameter, Blue (Pack of 100)

**Brand:** wilmad
**Price:** € 17151.94
**Availability:** ✅ In Stock

## Summary

> 🔬 Seal the Deal with Precision!

## Quick Answers

- **What is this?** 521-G-100 Disposable NMR/EPR Tube Cap, 4 mm Diameter, Blue (Pack of 100) by wilmad
- **How much does it cost?** € 17151.94 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/61672332-521-g-100-disposable-nmr-epr-tube-cap-4-mm)

## Best For

- wilmad enthusiasts

## Why This Product

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

## Key Features

- • **Lab Essential:** A must-have for any professional lab setting, enhancing your workflow.
- • **Precision Fit:** Designed for 4mm diameter tubes, ensuring a snug and secure seal.
- • **Bulk Convenience:** Comes in a pack of 100, perfect for labs with high throughput.
- • **Chemical Resistance:** Crafted from PTFE, offering superior resistance to harsh chemicals.
- • **Versatile Compatibility:** Compatible with PVC and polyethylene tubes for diverse applications.

## Overview

The Wilmad-Lab Glass 521-G-100 Disposable NMR/EPR Tube Cap is a high-quality, PTFE cap designed for 4mm diameter tubes. Sold in a convenient pack of 100, these caps provide a reliable seal and are compatible with various tube materials, making them an essential tool for any laboratory.

## Description

521-G-100 Disposable NMR/EPR Tube Cap, 4 mm Diameter, Blue (Pack of 100)

## Features

- If these conditions are inevitable
- Please use ptfe nmr tube caps
- Pvc or polyethylene depending on the tube od

## Images

![521-G-100 Disposable NMR/EPR Tube Cap, 4 mm Diameter, Blue (Pack of 100) - Image 1](https://m.media-amazon.com/images/I/31kmGUksK7L.jpg)

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**Shop now:** [https://www.desertcart.sk/products/61672332-521-g-100-disposable-nmr-epr-tube-cap-4-mm](https://www.desertcart.sk/products/61672332-521-g-100-disposable-nmr-epr-tube-cap-4-mm)

---

*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-03-21*