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Accurate liquid dispensing is crucial in many laboratory settings, from chemical titrations to precise reagent additions. The right burette ensures reproducibility and minimizes experimental error. Investing in a quality lab standard burette can significantly impact the reliability of your scientific work.
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.
Precision Measurement: This high-quality 25mL Class A borosilicate burette offers precise graduations of 0.1mL for accurate liquid dispensing and measurement, with a tolerance of just 0.05mL, ensuring exceptional accuracy for your experiments or brewing...
Durable Material: Crafted from top-grade borosilicate glass, this burette boasts excellent thermal and chemical resistance, making it ideal for a wide range of scientific applications.
Smooth Operation: Features a glass key stopcock designed for smooth, leak-free operation. It requires lubrication to maintain optimal performance, allowing for precise control over fluid flow - perfect for delicate laboratory work.
Convenient Size: At a height of 22.5 inches, this burette is perfectly sized for both professional laboratory setups and enthusiast home use. 2 Pack.
Ready to Use: Each burette requires thorough cleaning before first use, ensuring it is accurate and safe liquid handling. Ideal for researchers, educators, and hobbyists seeking precision and reliability in liquid measurement and storage.
COMPLETE TITRATION KIT || Includes all necessary components for titration experiments: 50mL Class B burette, PTFE stopcock, stainless steel rod, heavy base, burette clamp, and boss head.
CLASS B BOROSILICATE BURETTE || 50mL capacity with 0.10mL graduations, made from durable borosilicate glass with excellent chemical and thermal resistance.
STABLE SUPPORT STAND || 60cm stainless steel rod and 8"x5" powder-coated heavy base provide a secure setup for precise titration.
LAB-GRADE DURABILITY || Designed for high school, college, and research labs, suitable for a range of basic to advanced titration experiments.
CALIBRATED FOR DELIVERY || Manufactured with precision to ensure accuracy in laboratory applications. Ideal for chemistry education and research settings.
Last update on 2026-07-18 / Affiliate links / Images from Amazon Product Advertising API
How to Choose the Best Lab Standard Burettes
Types of Burettes
Volumetric Burettes: These are designed for delivering a single, fixed volume with high accuracy. They are ideal for applications requiring the precise measurement of a specific quantity of liquid.
Graduated Burettes: Featuring clear markings along the length, these allow for the measurement and dispensing of variable volumes. They offer flexibility for tasks where exact volumes are not predetermined.
Material Considerations
Glass: Borosilicate glass is the standard for laboratory glassware due to its excellent chemical resistance and thermal shock durability. It offers high clarity for easy volume reading.
Plastic: Certain plastic burettes may be suitable for less demanding applications or where breakage is a significant concern. However, they may have limitations in chemical compatibility and accuracy compared to glass.
Features to Look For
Stopcock Type: Glass-bore stopcocks offer smooth operation and good chemical resistance. PTFE stopcocks are also common, providing excellent chemical inertness and a leak-free seal without lubrication.
Graduations: Clear, legible, and durable markings are essential for accurate readings. Look for fine, precise lines that minimize parallax error.
Capacity: Burettes come in various capacities, typically ranging from 10 mL to 100 mL. Choose a size appropriate for the volumes you commonly dispense.
Frequently Asked Questions
What is the difference between a volumetric and a graduated burette?
A volumetric burette is calibrated to deliver one specific volume accurately. A graduated burette has markings along its length, allowing for the measurement and dispensing of variable volumes.
Why is borosilicate glass preferred for burettes?
Borosilicate glass is chosen for its superior resistance to chemicals and its ability to withstand rapid temperature changes without cracking. It also provides excellent optical clarity for precise measurements.
What is the function of a stopcock on a burette?
The stopcock controls the flow of liquid out of the burette. It allows for precise dispensing of the liquid by opening and closing the tip, enabling controlled delivery.
How do I ensure accuracy when using a burette?
Ensure the burette is clean and free of air bubbles. Read the meniscus at eye level to avoid parallax error. Calibrate the burette regularly if high precision is critical.
Can plastic burettes be used for all chemicals?
Plastic burettes have varying chemical resistance depending on the polymer. Always check the manufacturer's specifications to ensure compatibility with the specific chemicals you intend to use.
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