Shopping Cart

Your cart is empty.

Your cart is empty.

Eisco Labs - 1000 mL Flat Bottom Boiling Flask with 24/40 Ground Joint, Borosilicate Glass, Ideal for Organic Chemistry, Heating, Distillation, Reflux, Extractions & Solution Preparation in Labs

5.0 Write Review
Free shipping on orders over $29.99

$25.89

$ 13 .99 $13.99

In Stock

About this item

  • LARGE CAPACITY FLASK || 1000 mL flat-bottom boiling flask, perfect for large-scale heating, distillation, and chemical reactions
  • 24/40 GROUND JOINT || Standard 24/40 ground joint allows secure connections with other lab apparatus like condensers and adapters
  • BOROSILICATE GLASS || Resistant to high temperatures and chemical corrosion, perfect for use with heating devices such as hot plates or burners
  • VERSATILE DESIGN || Flat bottom design ensures stability on surfaces and offers convenience for tasks like mixing, boiling, or heating liquids
  • IDEAL FOR LABS || Perfect for organic chemistry, chemical synthesis, pharmaceutical research, and educational settings


The Eisco Labs 1000 mL Flat Bottom Boiling Flask with a 24/40 ground joint is ideal for heating, boiling, distillations, and chemical synthesis in laboratory settings. Made from durable borosilicate glass, this flask withstands high temperatures and chemical exposure. Its flat bottom design provides stability on surfaces like hot plates, making it versatile for multiple lab applications. The standard 24/40 ground joint ensures easy connection to condensers and other lab apparatus.

3" flat base diameter
5.25" bulb diameter
7" height
23mm inner diameter neck
28mm outer diameter neck


Recommended Products
XCD Glass Flat Bottom Flask FBF, Heavy Wall Single Neck Flat Bottom Boiling Flask with 24/40 Standard Taper Outer Joint, 500 ml

$21.95

$ 9 .99 $9.99

4.7
Select Option
FunChem Three Necks Round Bottom Flask RBF, Glass 3-Neck Boiling Flask with 24/40 Standard Taper Outer Joint, 1000 mL

$35.99

$ 16 .99 $16.99

4.9
Select Option
XCD Glass Round Bottom Flask, Heavy Wall Borosilicate Glass Lab Flask 3 Neck Round Bottom Flask RBF with 24/40 Center and Side Standard Taper Outer Joint, 500 ml

$28.99

$ 14 .99 $14.99

5.0
Select Option
Laboy Glass 1000mL 2 Neck Round Bottom Boiling Flask with 24/40 Center & Side Joints Angled Apparatus Organic Chemistry Lab Glassware

$26.99

$ 12 .99 $12.99

4.6
Select Option
FLK-01-5000 ASTM STD Glass 5000ml 24/40 Joint Single Neck Round Bottom Boiling Flask

$78.99

$ 34 .99 $34.99

4.4
Select Option
XCD Round Bottom Flask with Single Neck, Borosilicate Glass Round Bottom Flask RBF Heavy Wall Lab Boiling Flask with 24/40 Standard Taper Outer Joint (1 L)

$25.99

$ 12 .99 $12.99

4.6
Select Option
EISCO Boiling Flask, 1000ml - Borosilicate Glass - Flat Bottom, Narrow Neck

$23.49

$ 10 .99 $10.99

4.9
Select Option
Laboy Glass 500mL 2 Neck Round Bottom Boiling Flask with 24/40 Center & Side Joint Angled Distillation Apparatus Organic Chemistry Lab Glassware

$27.02

$ 13 .99 $13.99

4.9
Select Option