---
product_id: 146052120
title: "Alpha Nanotech Borosilicate Solid Glass Beads (4 mm, 0.5 kg / 1.1 lb)"
brand: "alpha nanotech inc."
price: "2435 kr"
currency: DKK
in_stock: true
category: "Alpha Nanotech Inc."
url: https://www.desertcart.dk/products/146052120-alpha-nanotech-borosilicate-solid-glass-beads-4-mm-0-5
store_origin: DK
region: Denmark
---

# ±0.05 mm precision 92% light transmittance Softens at 840°C Alpha Nanotech Borosilicate Solid Glass Beads (4 mm, 0.5 kg / 1.1 lb)

**Brand:** alpha nanotech inc.
**Price:** 2435 kr
**Availability:** ✅ In Stock

## Summary

> 🔬 Elevate your lab game with precision-engineered borosilicate beads!

## Quick Answers

- **What is this?** Alpha Nanotech Borosilicate Solid Glass Beads (4 mm, 0.5 kg / 1.1 lb) by alpha nanotech inc.
- **How much does it cost?** 2435 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.dk](https://www.desertcart.dk/products/146052120-alpha-nanotech-borosilicate-solid-glass-beads-4-mm-0-5)

## Best For

- alpha nanotech inc. enthusiasts

## Why This Product

- Trusted alpha nanotech inc. brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Lab-Grade Density:** Optimized 2.2240 g/cm³ density for consistent behavior in scientific experiments
- • **Thermal Toughness:** Withstands extreme heat up to 840°C without warping or damage
- • **Spherical Symmetry:** Highly spherical beads eliminate irregularities for smooth, reliable performance
- • **Precision Perfected:** Ultra-consistent 3 mm beads with ±0.05 mm tolerance for flawless lab results
- • **Crystal Clear Clarity:** 92% visible light transmittance ensures minimal interference in optical applications

## Overview

Alpha Nanotech Borosilicate Solid Glass Beads are 3 mm diameter, high-precision lab-grade beads with ±0.05 mm tolerance, exceptional thermal resistance up to 840°C, and 92% visible light transmittance. Designed for demanding scientific applications, these highly spherical beads offer consistent density and minimal defects, making them ideal for protein extraction, boiling stones, and other laboratory uses.

## Description

Alpha Nanotech Borosilicate Solid Glass Beads (4 mm, 0.5 kg / 1.1 lb): desertcart.com: Industrial & Scientific

## Features

- High Precision Borosilicate Glass Beads (+/- 0.05 mm) Ideal for Various Laboratory Applications;
- Highly Spherical with No Irregular shapes or Defects;
- Polished Surfaces with No Dirty Spots or Scratches;
- Coefficient of Linear Thermal Expansion: 3.21x10^-6 K^-1; Softening Temperature: 840 C;
- Visible Light Transmittance: 92%; Density of Borosilicate Glass: 2.2240 g/cm3;

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07MTWBK7G |
| Best Sellers Rank | #386,190 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #11,135 in Glassware & Labware |
| Brand Name | Alpha Nanotech Inc. |
| Color | 3 mm, 4 mm, 5 mm, and 6 mm |
| Customer Reviews | 3.7 3.7 out of 5 stars (5) |
| Manufacturer | Alpha Nanotech Inc. |
| Material Type | Glass |
| Part Number | BORO190711XX |

## Product Details

- **Brand:** Alpha Nanotech Inc.
- **Color:** 3 mm, 4 mm, 5 mm, and 6 mm
- **Manufacturer:** Alpha Nanotech Inc.
- **Material:** Glass
- **Number of Items:** 1

## Images

![Alpha Nanotech Borosilicate Solid Glass Beads (4 mm, 0.5 kg / 1.1 lb) - Image 1](https://m.media-amazon.com/images/I/71danAaZ0YL.jpg)
![Alpha Nanotech Borosilicate Solid Glass Beads (4 mm, 0.5 kg / 1.1 lb) - Image 2](https://m.media-amazon.com/images/I/71vfvqPRouL.jpg)
![Alpha Nanotech Borosilicate Solid Glass Beads (4 mm, 0.5 kg / 1.1 lb) - Image 3](https://m.media-amazon.com/images/I/71dVnevcumL.jpg)

## Available Options

This product comes in different **Size** options.

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**Shop now:** [https://www.desertcart.dk/products/146052120-alpha-nanotech-borosilicate-solid-glass-beads-4-mm-0-5](https://www.desertcart.dk/products/146052120-alpha-nanotech-borosilicate-solid-glass-beads-4-mm-0-5)

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*Product available on Desertcart Denmark*
*Store origin: DK*
*Last updated: 2026-04-29*