---
product_id: 36237822
title: "EISCO 24PK Test Tubes, 50ml - Borosilicate 3.3 Glass - 1.2mm Thick Walls, Beaded Rim - Superior Heat & Chemical Durability - 5.9\" Tall, 1\" Diameter"
brand: "frey scientific"
price: "HK$399"
currency: HKD
in_stock: true
reviews_count: 8
url: https://www.desertcart.hk/products/36237822-eisco-24pk-test-tubes-50ml-borosilicate-3-3-glass-1
store_origin: HK
region: Hong Kong
---

# 10 ft seamless length 1 inch flat width precision allergen-free cellulose membrane EISCO 24PK Test Tubes, 50ml - Borosilicate 3.3 Glass - 1.2mm Thick Walls, Beaded Rim - Superior Heat & Chemical Durability - 5.9" Tall, 1" Diameter

**Brand:** frey scientific
**Price:** HK$399
**Availability:** ✅ In Stock

## Summary

> 🧬 Elevate your lab game with seamless precision!

## Quick Answers

- **What is this?** EISCO 24PK Test Tubes, 50ml - Borosilicate 3.3 Glass - 1.2mm Thick Walls, Beaded Rim - Superior Heat & Chemical Durability - 5.9" Tall, 1" Diameter by frey scientific
- **How much does it cost?** HK$399 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/36237822-eisco-24pk-test-tubes-50ml-borosilicate-3-3-glass-1)

## Best For

- frey scientific enthusiasts

## Why This Product

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

## Key Features

- • **Precise 1-Inch Width:** Optimized flat diameter for accurate experimental setups
- • **Compact & Lightweight:** Easy to store and handle in any professional or educational lab
- • **Seamless 10-Foot Roll:** Uninterrupted membrane for extended dialysis studies
- • **Allergen-Free Material:** Safe for sensitive lab environments and users
- • **Versatile STEM Application:** Ideal for biology, chemistry, and engineering investigations

## Overview

The Frey Scientific 1385196 Dialysis Flat Tubing is a 10-foot long, 1-inch wide seamless cellulose membrane designed for dialysis investigations. Its allergen-free composition ensures safe use in sensitive lab settings, making it a reliable choice for STEM educators and professionals seeking precision and versatility in experimental applications.

## Description

The Frey Scientific 1385196 seamless cellulose membrane has a 1" width and 10' length and is suitable for dialysis investigations. The membrane contains no allergens.Science education products incorporate applied math and science principles into classroom and homeschool-based projects. Teachers in pre-K, elementary, and secondary classrooms use science education kits and products alongside science, technology, engineering, and math (STEM) curriculum to demonstrate STEM concepts and real-world applications through hands-on activities. Science education projects include a broad range of activities, such as practical experiments in engineering, aeronautics, robotics, energy, chemistry, physics, biology, and geology.School Specialty manufactures and distributes instructional materials and supplies under dozens of brands, among them Abilitations, Think Math, Speech Bin, Delta Education, Frey Scientific, Sax, Sportime, Childcraft, and School Smart. The company, founded in 1959, is headquartered in Greenville, WI.

Review: Works perfectly for biology lab reports. - Used this for a biology class and it worked just as I needed it to. Unfortunately, I only needed 60 cm of it, so the rest is probably never going to get used. Maybe I'll give it to my biology lab instructor, haha!
Review: Three Stars - Was what I needed but it came late

## Features

- Rolls of seamless cellulose membrane for dialysis investigations
- Diameter reflects size when flat
- Measures 10-feet length by 1-inches width
- Contains no allergens

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00FGDS06C |
| Date First Available | November 15, 2013 |
| Item Weight | 0.353 ounces |
| Item model number | 1385196 |
| Manufacturer | School Specialty |
| Package Dimensions | 2 x 1 x 0.4 inches |

## Images

![EISCO 24PK Test Tubes, 50ml - Borosilicate 3.3 Glass - 1.2mm Thick Walls, Beaded Rim - Superior Heat & Chemical Durability - 5.9" Tall, 1" Diameter - Image 1](https://m.media-amazon.com/images/I/81MoL43CzdL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works perfectly for biology lab reports.
*by A***. on January 28, 2016*

Used this for a biology class and it worked just as I needed it to. Unfortunately, I only needed 60 cm of it, so the rest is probably never going to get used. Maybe I'll give it to my biology lab instructor, haha!

### ⭐⭐⭐ Three Stars
*by M***A on January 13, 2016*

Was what I needed but it came late

### ⭐⭐⭐⭐ Science lab
*by K***E on December 9, 2014*

Used for starch and iodine lab with students. Worked very well

## Frequently Bought Together

- EISCO 24PK Test Tubes, 50ml - Borosilicate 3.3 Glass - 1.2mm Thick Walls, Beaded Rim - Superior Heat & Chemical Durability - 5.9" Tall, 1" Diameter
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**Shop now:** [https://www.desertcart.hk/products/36237822-eisco-24pk-test-tubes-50ml-borosilicate-3-3-glass-1](https://www.desertcart.hk/products/36237822-eisco-24pk-test-tubes-50ml-borosilicate-3-3-glass-1)

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*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-03-08*