Graduated Cylinder, 250mL - Class A - 24/29 Socket - Polypropylene Stopper - Round Base, Blue Graduations - Borosilicate Glass

Name: Graduated Cylinder, 250mL - Class A - 24/29 Socket - Polypropylene Stopper - Round Base, Blue Graduations - Borosilicate Glass
Brand: Eisco Labs
SKU: CH0348M
Price: 41.49 USD
Availability: InStock

SKU CH0348M

by Eisco Labs

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Ships from Rochester, NY
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Description

INDUSTRIAL QUALITY || 250mL Graduated Cylinder made of high quality, heavy duty, borosilicate 3.3 glass. Features a 24/29 socket and a polypropylene stopper
EXTREMELY ACCURATE || Class A tolerance ±1.00mL conforms with DIN/EN/ISO 4788 standards for accuracy
BLUE MARKINGS || Cylinder features 2mL graduations labeled every 20mL. The easy to read, blue printed specifications and graduations provide contrast against clear and light colored liquids.
ROUND BASE || Cylinder features a round base for maximum stability
GREAT FOR PROFESSIONAL LABORATORIES, CLASSROOMS & HOUSEHOLD || Superior chemical durability and heat tolerance. Designed for use in professional laboratories, but is an ideal choice for science classrooms and household use

Graduated Cylinder with 2000mL capacity is made of high quality, heavy duty borosilicate 3.3 glass. If features a 24/29 socket, polypropylene stopper, and a round base for extra stability. Class A tolerance, ±1.00ml conforms with DIN/EN/ISO 4788 standards for accuracy. Cylinder stands 14" tall, with a 3.1" diameter base. Outer diameter of the cylinder body measures 1.7".

Material Info

Thermal Properties

Strain Point: 515°C
Annealing Point: 565°C
Softening Point: 820°C
Coefficient of Linear Expansion: 32.5 x 10^-7 / °C
Specific Heat: 0.2
Thermal Conductivity (Cal/cm³°C/Sec): 0.0027

Chemical Durability - Contact

Water distilled at 100°C: 6 hours - 10 mg/m² lost
Water vapour steam at 121°C: 1 hour - 75 mg/m² lost
Acid HCl: 6 hours - 100 mg/m² lost
80% H₂SO₄at 130°C: 12 hours - 140 mg/m² lost
Alkali -1N solution of Na₂CO₃boiling: 6 hours - 4000 mg/m² lost

Chemical Durability - Isotonic Infusion Fluids

NaCl (0.85%) at 121°C: 2.5 hours - 70 mg/m² lost
Glucose (5%) at 121°C: 2.5 hours - 50 mg/m² lost

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About Eisco Labs

Started over 50 years ago as a small, family-owned manufacturing company, Eisco now produces over 6,500 product lines for the science education and scientific research markets. They have headquarters in both India and the US, and serve hundreds of distributors around the world.

Their core products include glassware, physics apparatus, biology models & equipment, and chemistry lab supplies. Products are designed by a team of laboratory professionals and engineers with quality and durability in mind.