Dropping Funnel, 300mm - Thistle - Stout Walled - Borosilicate Glass

Name: Dropping Funnel, 300mm - Thistle - Stout Walled - Borosilicate Glass
Brand: Eisco Labs
SKU: CH0489C
Price: 13.29 USD
Availability: InStock

SKU CH0489C

by Eisco Labs

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Ships from Rochester, NY
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Description

THISTLE || Thistle dropping/separatory funnel with 300mm diamater - For filling burettes, barometer tubes, manometers, etc.
TRANSPARENT & DURABLE || Made of high quality Borosilicate 3.3 glass - Transparency allows for high visibility
STOUT WALLED || Funnel is stout walled
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

Eisco Labs 11.75" Thistle Funnel , Borosilicate glass, Stout walled - Does not include glass
Eisco Labs Borosilicate glass has the following heat tolerances: Strain Point -515Â°C | Annealing Point 565Â°C | Softening Point 820Â°C.

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

Digital Catalog

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.