---
product_id: 652513784
title: "Wilmad 521-ASST-100 Lab Glass Disposable Caps for 5 mm OD NMR Tubes (Pack of 100)"
brand: "sp wilmad-labglass"
price: "$66"
currency: NZD
in_stock: true
reviews_count: 1
category: "Sp Wilmad Lab Glass"
url: https://www.desertcart.nz/products/652513784-wilmad-521-asst-100-lab-glass-disposable-caps-for-5
store_origin: NZ
region: New Zealand
---

# 6 vibrant colors for easy sample ID Fits all 5mm O.D. NMR tubes perfectly Durable Ethylene Vinyl Acetate (EVA) material Wilmad 521-ASST-100 Lab Glass Disposable Caps for 5 mm OD NMR Tubes (Pack of 100)

**Brand:** sp wilmad-labglass
**Price:** $66
**Availability:** ✅ In Stock

## Summary

> 🌈 Seal Your Samples in Style — Because Every Color Counts!

## Quick Answers

- **What is this?** Wilmad 521-ASST-100 Lab Glass Disposable Caps for 5 mm OD NMR Tubes (Pack of 100) by sp wilmad-labglass
- **How much does it cost?** $66 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/652513784-wilmad-521-asst-100-lab-glass-disposable-caps-for-5)

## Best For

- sp wilmad-labglass enthusiasts

## Why This Product

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

## Key Features

- • **Trusted by Experts:** Wilmad’s legacy in lab glassware ensures top-tier quality and daily reliability in research.
- • **Bulk Pack Efficiency:** 100 caps per pack to keep your lab stocked and your experiments uninterrupted.
- • **Color-Code Your Workflow:** Six distinct hues streamline sample tracking and reduce mix-ups.
- • **Precision Fit Guaranteed:** Engineered to snugly seal all 5mm outer diameter NMR tubes for reliable results.
- • **Premium EVA Construction:** Crafted from resilient Ethylene Vinyl Acetate for chemical resistance and disposable convenience.

## Overview

Wilmad 521-ASST-100 disposable caps are precision-made EVA seals designed for 5mm O.D. NMR tubes, featuring six assorted colors to enhance sample identification. Ideal for academic, healthcare, and industrial labs, these caps combine chemical resistance with convenient disposability, supporting efficient, error-free workflows.

## Description

Made from Ethylene Vinyl Acetate (EVA) these disposable caps have different colors to help track samples. When using Chloroform or Acetone as a reference solution, please avoid direct contact between the sample and the disposable cap and long term storage over 2 hours. Scientists rely on the expertise and artistic skills of Wilmad-LabGlass' engineers and glass specialists to manufacture NMR and EPR consumables and laboratory glassware of the highest quality. Used daily in academia, healthcare and chemical, petroleum and other industrial applications, Wilmad offers 7000+ items as part of their standard catalog as well as custom fabrication for individual glassware, glass repair services and OEM glass parts.

Review: Before I only had yellow caps, now I have so many colors too chose from!

## Features

- Fits all 5mm O.D. NMR tubes
- Assorted colors help track different samples
- Colors included, Black, Blue, Green, Orange, Purple, and White
- Manufactured from Ethylene Vinyl Acetate (EVA)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B075X29D7B |
| Batteries Required? | No |
| Customer Reviews | 5.0 5.0 out of 5 stars (5) |
| Date First Available | 16 July 2024 |
| Item Package Quantity | 1 |
| Item Weight | 18 g |
| Item model number | 521-ASST-100 |
| Manufacturer | Wilmad-LabGlass |
| Material | Ethylene Vinyl Acetate |
| Measurement System | US |
| Package Dimensions | 8.51 x 7.7 x 1.7 cm; 18 g |
| Part number | 521-ASST-100 |

## Images

![Wilmad 521-ASST-100 Lab Glass Disposable Caps for 5 mm OD NMR Tubes (Pack of 100) - Image 1](https://m.media-amazon.com/images/I/616RtiuKeHL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by K***L on 21 March 2020*

Before I only had yellow caps, now I have so many colors too chose from!

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.nz/products/652513784-wilmad-521-asst-100-lab-glass-disposable-caps-for-5](https://www.desertcart.nz/products/652513784-wilmad-521-asst-100-lab-glass-disposable-caps-for-5)

---

*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-03-08*