Description

Glass Volumetric Flasks with Polypropylene Stoppers – 100 mL to 2 L | USA Lab

These laboratory volumetric flasks are designed for precise dilutions and the preparation of standard solutions. Each flask features a narrow, elongated neck with an etched ring graduation for accurate endpoint marking and comes fitted with a chemical-resistant polypropylene (PP) stopper.

Available sizes: 100 mL, 250 mL, 500 mL, 1 L, and 2 L. Ideal for QC labs, academic teaching labs, and R&D workflows that require reliable volume accuracy and repeatable results.

Quality packaging helps ensure safe arrival. If glassware arrives broken, contact us within 3 days and we will replace the item or issue a refund.

Etched Ring Graduation PP Stopper Included Narrow Neck Design Sizes 100 mL–2 L

Accuracy: Etched ring graduation on a narrow neck enables highly repeatable meniscus reads for standard solutions.

Chemical Resistance: Supplied with a durable polypropylene stopper suitable for routine lab reagents.

Versatility: Size range from 100 mL to 2 L covers everyday titrations, calibrations, and sample prep.

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Product Overview

Why these volumetric flasks?

Precise preparation — Accurate dilutions and standard solutions with a crisp etched graduation ring.
Secure sealing — Chemical-resistant PP stopper helps minimize evaporation during mixing and storage.
Easy handling — Tall, narrow neck improves meniscus visibility; wide body provides stability on benchtops.
Flexible sizing — Choose 100 mL, 250 mL, 500 mL, 1 L, or 2 L to match your method requirements.
Ship-safe packaging — Extra care taken to reduce breakage in transit.

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Need help selecting sizes for your SOPs or teaching lab kits? We’re happy to advise.

Call 734-855-4890

Technical Specifications

Size	Joint Size	Width	Height	Neck Width
100 mL	14/23	61.5 mm	175 mm	18.25 mm
250 mL	14/23	81.5 mm	225 mm	20.75 mm
500 mL	19/26	101.5 mm	270 mm	22.15 mm
1000 mL	24/29	127.5 mm	331 mm	27.75 mm
2000 mL	24/29	161.5 mm	394 mm	30.15 mm

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FAQ

What are volumetric flasks used for?

USA Lab Glass Volumetric Flasks with Polypropylene Stoppers – 100 mL to 2 L are used for precise dilutions and preparing standard solutions where volumetric accuracy is critical.

Which sizes are available?

We stock 100 mL, 250 mL, 500 mL, 1 L, and 2 L flasks. See the dimensions table above for joint sizes, widths, heights, and neck widths.

Do the flasks include stoppers?

Yes. Each flask is fitted with a chemical-resistant polypropylene (PP) stopper.

What is your breakage policy for glassware?

Shipping Notice: We ship all glassware with extra care, but in the rare case an item arrives broken, contact us within 3 days of delivery for a replacement or refund. Glassware damaged after delivery is not covered.