4 Liter Low Form Griffin Beaker - Accurate Double Scale, Durable

In this review the United Scientific 4,000mL Low Form Griffin Beaker is judged on durability, measurement accuracy, and everyday lab usefulness. It is aimed at students, educators, and lab technicians who need a large, heat-resistant glass beaker for mixing, heating, and measuring bulk liquids. The single biggest reason to buy is the combination of a full 4 L capacity with clear double scale graduations and 3.3 borosilicate construction that stands up to routine autoclaving and heating.

Key Features

• Capacity: A full 4,000mL capacity gives room for larger batches or bulk liquid handling without frequent refills.
• Durable glass: Made from 3.3 borosilicate glass for improved thermal resistance and chemical durability in common lab tasks.
• Double scale graduations: Dual white metric markings from 500 to 3,500mL in 500mL increments provide clear volume references for routine measurements.
• Low form Griffin design: Wide base and straight sides improve stability and make stirring or heating easier and safer.
• Pouring and handling: Molded pour spout and beaded rim make transfers cleaner and the rim more chip resistant during handling.
• Autoclavable: Glass construction allows sterilization by autoclave for reuse in sterile workflows.

Who It's For

This beaker fits classrooms, teaching labs, and general-purpose research benches where a large-volume, easily handled container is needed. Students and instructors will appreciate the simple, readable graduation layout and the forgiving low-form shape during demonstrations and group work.

It is less suitable for ultra-precise volumetry or analytical work that requires calibrated Class A glassware; users needing finer graduations or certified volumetric tolerance should look for specialized measuring equipment instead.

Pros & Cons

Pros

• Large 4 L capacity accommodates sizable batches and reduces refill frequency.
• Heat- and chemical-resistant 3.3 borosilicate construction stands up to routine heating and autoclaving.
• Clear dual metric graduations printed in white make quick volume checks simple and visible.
• Molded pour spout and beaded rim improve pouring control and rim durability during everyday use.

Cons

• Graduations are for general use only (5% tolerance) and are not a substitute for Class A volumetric instruments when high precision is required.
• At 4 L the beaker is large and can be awkward to handle when full; users should take care with hot liquids.

Specifications

Capacity	4,000mL (4L)
Graduation range	500-3,500mL
Graduation interval	500mL
Height	245mm (tolerance 2mm)
Outer diameter	165mm (tolerance 1.75mm)
Material	3.3 borosilicate glass, autoclavable

Our Verdict

The United Scientific 4 L Low Form Griffin Beaker is a practical, good-value choice for teaching labs and general bench work where large volumes and robust glassware are needed. Its borosilicate construction and clear graduations make it reliable for heating, mixing, and routine measuring, while users who need laboratory-grade volumetric precision should choose certified measuring glass instead.

Frequently Asked Questions

Is this beaker autoclavable?
Yes. The 3.3 borosilicate glass is suitable for autoclave sterilization used in typical lab workflows.

How accurate are the graduations?
The printed dual graduations are intended for general use with a 5% tolerance and meet ASTM-E960 standards, not for analytical precision.

Is the beaker suitable for heating on a hot plate?
Yes. The borosilicate construction resists thermal shock for common heating tasks, but handle hot, full beakers with care to avoid spills or burns.