---
product_id: 658282368
title: "Eisco Labs - 50mL Class A Burette ±0.05mL, Borosilicate Glass with PTFE Key Stopcock - ISO 385 Batch Certified - High Durability and Chemical Resistance, Burette with Stopcock, Precise Flow Burette"
brand: "eisco"
price: "Rp1702211"
currency: IDR
in_stock: true
reviews_count: 3
category: "Eisco"
url: https://www.desertcart.id/products/658282368-eisco-labs-50ml-class-a-burette-0-05ml-borosilicate-glass
store_origin: ID
region: Indonesia
---

# ±0.05mL precision accuracy PTFE key stopcock for smooth, exact flow control Borosilicate 3.3 glass - chemical & thermal resistant Eisco Labs - 50mL Class A Burette ±0.05mL, Borosilicate Glass with PTFE Key Stopcock - ISO 385 Batch Certified - High Durability and Chemical Resistance, Burette with Stopcock, Precise Flow Burette

**Brand:** eisco
**Price:** Rp1702211
**Availability:** ✅ In Stock

## Summary

> 🔬 Precision meets durability — never compromise your lab’s accuracy!

## Quick Answers

- **What is this?** Eisco Labs - 50mL Class A Burette ±0.05mL, Borosilicate Glass with PTFE Key Stopcock - ISO 385 Batch Certified - High Durability and Chemical Resistance, Burette with Stopcock, Precise Flow Burette by eisco
- **How much does it cost?** Rp1702211 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.id](https://www.desertcart.id/products/658282368-eisco-labs-50ml-class-a-burette-0-05ml-borosilicate-glass)

## Best For

- eisco enthusiasts

## Why This Product

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

## Key Features

- • **Unmatched Durability:** Thick borosilicate glass walls resist breakage and thermal shock for long-lasting lab performance.
- • **Flawless Flow Control:** PTFE key stopcock delivers smooth, leak-free liquid dispensing with pinpoint precision.
- • **Safe & Secure Packaging:** Custom foam casing guarantees damage-free delivery, so your lab stays fully stocked and ready.
- • **ISO 385 Certified Accuracy:** Class A precision ensures your titrations are trusted and reproducible every time.
- • **Autoclavable & Chemical Resistant:** Withstands high temps up to 820°C and harsh chemicals—built for the toughest lab environments.

## Overview

The Eisco Labs 50mL Class A Burette is a premium, ISO 385 certified instrument crafted from borosilicate 3.3 glass, offering ±0.05mL accuracy. Featuring a smooth PTFE key stopcock and thick, durable walls, it withstands thermal shocks and chemical exposure. Delivered in protective foam packaging, this burette is autoclavable and designed for reliable, precise liquid measurement in demanding scientific and educational labs.

## Description

The Eisco Labs 50mL Class A Burette is a precision instrument designed for the most demanding laboratory tasks. Certified to ISO 385 standards, this burette ensures top-tier accuracy and reliability, making it an essential tool for both professional scientists and educators. Crafted from premium Borosilicate 3.3 glass, the burette features thick, uniform walls that provide exceptional durability and resistance to breakage, even in rigorous lab environments.This burette is marked with graduations every 1mL and enamel markings every 0.1mL, offering precise measurement capabilities. The inclusion of a PTFE key stopcock allows for smooth and exact control of liquid flow, making it ideal for accurate titration and other detailed laboratory procedures. The borosilicate glass construction not only provides excellent chemical durability but is also autoclavable, capable of withstanding high temperatures and thermal shocks. With heat tolerances including a strain point of 515°C, an annealing point of 565°C, and a softening point of 820°C, this burette is built to perform under the toughest conditions.To ensure safe storage and transport, the burette is packaged in a custom-fit thick foam casing. Whether used for educational purposes, professional research, or routine lab work, the Eisco Labs 50mL Class A Burette offers the reliability, precision, and durability needed for accurate liquid handling in any scientific setting. This burette is a must-have for any lab that demands the highest standards of measurement accuracy and quality.

Review: Nice Class A burette - Good value for a piece of analytical equipment
Review: Un producto en perfectas condiciones justo lo que necesitaba, llegó súper protegido y eso aseguro que no se rompiera eso sí cuando lo vayan a abrir tengan cuidado, no se caen ni nada viene en un tipo base que se ajusta a la forma de la bureta y eso evita que se cae, Pero como es de vidrio hay que tener mucho cuidado a la hora de abrirlo

## Features

- CLASS A ISO 385 CERTIFIED BURETTE || 50mL burette made from Borosilicate 3.3 glass designed for precise liquid measurement & titration. Certified to ISO 385 standards, ensuring accuracy & reliability.
- PRECISE PTFE KEY STOPCOCK || Smooth, durable PTFE key stopcock for precise control of liquid flow. Ideal for exact titration and consistent performance in a wide range of scientific experiments.
- SUPERIOR DURABILITY || Built with thick, uniform walls for strength and resistance to breakage. Perfect for demanding lab environments, designed to withstand frequent use and rigorous conditions.
- SECURE & SAFE PACKAGING || Delivered in custom-fit thick foam casing to protect the burette during storage and transport. Ensures safe handling and long-lasting use in any setting.
- AUTOCLAVABLE & CHEMICAL RESISTANT || Constructed from borosilicate glass, can withstand high temperatures, thermal shocks, and harsh chemicals. Ideal for use in various applications.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0DG442DG1 |
| Best Sellers Rank | #91,443 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #5 in Lab Standard Burettes |
| Date First Available | September 4, 2024 |
| Item Weight | 8 ounces |
| Manufacturer | Eisco |
| Product Dimensions | 2.25 x 0.75 x 31 inches |

## Images

![Eisco Labs - 50mL Class A Burette ±0.05mL, Borosilicate Glass with PTFE Key Stopcock - ISO 385 Batch Certified - High Durability and Chemical Resistance, Burette with Stopcock, Precise Flow Burette - Image 1](https://m.media-amazon.com/images/I/61xaGKnlEhL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Nice Class A burette
*by K***M on October 20, 2025*

Good value for a piece of analytical equipment

### ⭐⭐⭐⭐⭐ Review
*by I***N on January 13, 2026*

Un producto en perfectas condiciones justo lo que necesitaba, llegó súper protegido y eso aseguro que no se rompiera eso sí cuando lo vayan a abrir tengan cuidado, no se caen ni nada viene en un tipo base que se ajusta a la forma de la bureta y eso evita que se cae, Pero como es de vidrio hay que tener mucho cuidado a la hora de abrirlo

### ⭐⭐⭐⭐⭐ Review
*by F***O on April 26, 2025*

Buen material

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*Product available on Desertcart Indonesia*
*Store origin: ID*
*Last updated: 2026-03-11*