Burette, 25mL - Class B - Glass Stopcock - White Graduations - Borosilicate Glass

Name: Burette, 25mL - Class B - Glass Stopcock - White Graduations - Borosilicate Glass
Brand: Eisco Labs
SKU: CH0236FWT
Price: 24.09 USD
Availability: InStock

SKU CH0236FWT

by Eisco Labs

In Stock - 13 Available

Expected to Ship Mon Aug 04

$24.09 - $24.09

$24.09

$24.09 - $24.09

$24.09

Ships from Rochester, NY
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30-Day Return Policy

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Ships from Rochester, NY
US Customer Service
30-Day Return Policy

Description

25ML || Burette with 25mL capacity with straight bore
INDUSTRIAL QUALITY || Made of high quality, heavy duty, borosilicate 3.3 glass
CLASS B || ± 0.10mL tolerance and 0.10mL sub. divisions - Conforms with Class B, DIN ISO 385 and ASTM-E287 standards for accuracy
GLASS STOPCOCK || Includes an attached key stopcock made of high quality glass
WHITE MARKINGS || Features chemical resistant white enamel markings and graduations for clear visibility through dark liquids

Single straight bore burette made from heavy duty, borosilicate 3.3 glass,. Features glass key stopcock and white enamel graduations for clear visiblity through dark liquids. Class B, conforms with DIN ISO 385 and ASTM-E287 standards for accuracy. Calibrated to deliver. Capacity 25 mL. Graduations: 0.10 mL. Tolerance: ± 0.10 mL.

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.