Round Bottom Flask Medical Laboratory Lab Flasks

Shop by Category

1,241 Results

  • Eisco Labs 5000ml Florence Boiling Flask, Round Bottom - Borosilicate Glass - Image 1 of 1

    Eisco Labs 5000ml Florence Boiling Flask, Round Bottom - Borosilicate Glass

    Brand New
    $91.99
    Free shipping
    17 sold
    • ACE Glass 5000mL 3-Neck Vertical Round Reaction Flask 29/42 Joints - Image 1 of 4
    • ACE Glass 5000mL 3-Neck Vertical Round Reaction Flask 29/42 Joints - Image 2 of 4
    • ACE Glass 5000mL 3-Neck Vertical Round Reaction Flask 29/42 Joints - Image 3 of 4
    • ACE Glass 5000mL 3-Neck Vertical Round Reaction Flask 29/42 Joints - Image 4 of 4

    ACE Glass 5000mL 3-Neck Vertical Round Reaction Flask 29/42 Joints

    Pre-Owned
    $159.99
    or Best Offer
    $15.27 shipping
    • Kimax 2000ml 7-Neck Reaction Vessel, Tudor Scientific - Image 1 of 4
    • Kimax 2000ml 7-Neck Reaction Vessel, Tudor Scientific - Image 2 of 4
    • Kimax 2000ml 7-Neck Reaction Vessel, Tudor Scientific - Image 3 of 4
    • Kimax 2000ml 7-Neck Reaction Vessel, Tudor Scientific - Image 4 of 4

    Kimax 2000ml 7-Neck Reaction Vessel, Tudor Scientific

    $124.99
    or Best Offer
    Free shipping
    • ABGIL BOROSILCIATE GLASS RETORT FLASK WITH STOPPER - Image 1 of 3
    • ABGIL BOROSILCIATE GLASS RETORT FLASK WITH STOPPER - Image 2 of 3
    • ABGIL BOROSILCIATE GLASS RETORT FLASK WITH STOPPER - Image 3 of 3

    ABGIL BOROSILCIATE GLASS RETORT FLASK WITH STOPPER

    Brand New
    $57.50 to $1,350.00
    Free shipping
  • Chemglass 500mL 24/40 Heavy Wall Glass Round Bottom Distilling Flask CG-1506-20 - Image 1 of 3

    Chemglass 500mL 24/40 Heavy Wall Glass Round Bottom Distilling Flask CG-1506-20

    Pre-Owned ยท Chemglass
    (2)
    $16.49
    Was: $21.99was - US $21.99
    Free shipping
  • Pyrex 4320A-50 50mL Round Bottom Flask - Image 1 of 1

    Pyrex 4320A-50 50mL Round Bottom Flask

    Pre-Owned ยท PYREX
    $7.20
    Was: $12.00was - US $12.00
    Free shipping
  • Chemglass 250mL Glass Heavy Wall Round Bottom Distilling Flask 24/40 CG1506 Fair - Image 1 of 3

    Chemglass 250mL Glass Heavy Wall Round Bottom Distilling Flask 24/40 CG1506 Fair

    Pre-Owned ยท Chemglass
    $13.99
    Free shipping
  • Chemglass 2000mL Glass Heavy Wall Round Bottom Flask 24/40 Joint Chip CG-1506-25 - Image 1 of 4

    Chemglass 2000mL Glass Heavy Wall Round Bottom Flask 24/40 Joint Chip CG-1506-25

    Pre-Owned ยท Chemglass
    (1)
    $35.99
    Was: $47.99was - US $47.99
    Free shipping
    Only 1 left!
  • Chemglass 24/40 Glass 500mL Round Bottom Rotary Evaporator Recovery Flask CG1512 - Image 1 of 2

    Chemglass 24/40 Glass 500mL Round Bottom Rotary Evaporator Recovery Flask CG1512

    Pre-Owned ยท Chemglass
    (2)
    $20.99
    Was: $27.99was - US $27.99
    Free shipping
    16 sold
  • PYREX 250mL Glass Single Neck Round Bottom Boiling Flask 24/40 Joint 4320-250 - Image 1 of 4

    PYREX 250mL Glass Single Neck Round Bottom Boiling Flask 24/40 Joint 4320-250

    Pre-Owned ยท PYREX
    $16.49
    Was: $21.99was - US $21.99
    Free shipping
  • Pyrex Large Glass Flask 2-Neck Round Bottom Lab Chemistry Vessel Antique Stand - Image 1 of 4

    Pyrex Large Glass Flask 2-Neck Round Bottom Lab Chemistry Vessel Antique Stand

    Pre-Owned ยท PYREX
    $199.99
    $13.81 shipping
    11 watching
  • Chemglass Kontes 24/40 Glass Round Bottom Rotary Evaporator Recovery Flask - Image 1 of 1

    Chemglass Kontes 24/40 Glass Round Bottom Rotary Evaporator Recovery Flask

    Pre-Owned ยท Chemglass
    $17.99
    $11.71 shipping
  • CHEMGLASS 1000mL 3-Neck Heavy Wall Round Bottom Flask 24/40CN 2-SN CG-1522-07 - Image 1 of 4

    CHEMGLASS 1000mL 3-Neck Heavy Wall Round Bottom Flask 24/40CN 2-SN CG-1522-07

    Pre-Owned ยท Chemglass
    $62.99
    Was: $89.99was - US $89.99
    Free shipping
    4 watching
  • 6 Pack Thomson Instrument Company Ultra Yield 2.5 L Polypropylene Flask Sterile - Image 1 of 4

    6 Pack Thomson Instrument Company Ultra Yield 2.5 L Polypropylene Flask Sterile

    Brand New
    $79.99
    or Best Offer
    Free shipping
  • Pair 2 Corning Pyrex Glass 1000mL 34/45 24/40 3-Neck Round Bottom Flask Base - Image 1 of 4

    Pair 2 Corning Pyrex Glass 1000mL 34/45 24/40 3-Neck Round Bottom Flask Base

    Pre-Owned ยท Corning
    $109.98
    or Best Offer
    $24.85 shipping
  • CHEMGLASS 2000mL Vertical 3-Neck Round Bottom Flask 29/42CN 24/40SN CG-1522-51 - Image 1 of 4

    CHEMGLASS 2000mL Vertical 3-Neck Round Bottom Flask 29/42CN 24/40SN CG-1522-51

    Pre-Owned ยท Chemglass
    $199.00
    $17.79 shipping
  • Lot of (3) CHEMGLASS Glass 25mL Single Neck Round Bottom Flask 14/20 CG-1506-86 - Image 1 of 3

    Lot of (3) CHEMGLASS Glass 25mL Single Neck Round Bottom Flask 14/20 CG-1506-86

    Pre-Owned ยท Chemglass
    $22.49
    Was: $29.99was - US $29.99
    Free shipping
  • Borosilicate 3.3 Single Neck Pear Flask - 500mL - (24/40) - Image 1 of 1

    Borosilicate 3.3 Single Neck Pear Flask - 500mL - (24/40)

    Brand New
    $8.00
    $5.00 shipping
  • KONTES Glass 2000mL 24/40 45/50 4 Neck Vertical Round Bottom Distilling Flask - Image 1 of 4

    KONTES Glass 2000mL 24/40 45/50 4 Neck Vertical Round Bottom Distilling Flask

    $59.99
    $14.83 shipping
  • CHEMGLASS 250mL Glass Single Neck Round Bottom Boiling Flask 14/20 CG-1506-92 - Image 1 of 4

    CHEMGLASS 250mL Glass Single Neck Round Bottom Boiling Flask 14/20 CG-1506-92

    Pre-Owned ยท Chemglass
    (1)
    $16.49
    Was: $21.99was - US $21.99
    Free shipping
    5 watching
  • KIMAX KIMBLE 2000ML SEPARATORY FUNNEL LABWARE New - Image 1 of 4

    KIMAX KIMBLE 2000ML SEPARATORY FUNNEL LABWARE New

    $99.99
    or Best Offer
    $22.56 shipping
  • Corning Pyrex Glass 250mL 24/40 Joints Vertical 3-Neck Round Bottom Flask 4960 - Image 1 of 4

    Corning Pyrex Glass 250mL 24/40 Joints Vertical 3-Neck Round Bottom Flask 4960

    Pre-Owned ยท PYREX
    (1)
    $22.49
    Was: $29.99was - US $29.99
    Free shipping
  • Pyrex Lab Glass 1000mL Flask Beaker Boiling Distilling Vintage Corning Glass - Image 1 of 1

    Pyrex Lab Glass 1000mL Flask Beaker Boiling Distilling Vintage Corning Glass

    $29.90
    Free shipping
    15 watching
  • CHEMGLASS 200mL Single Neck HW Recovery Evaporating Flask 24/40 Joint CG-1512-05 - Image 1 of 3

    CHEMGLASS 200mL Single Neck HW Recovery Evaporating Flask 24/40 Joint CG-1512-05

    Pre-Owned ยท Chemglass
    $34.99
    Free shipping
  • CORNING PYREX Glass 1000mL 1L 35/20 Spherical Rotary Evaporator Receiving Flask - Image 1 of 4

    CORNING PYREX Glass 1000mL 1L 35/20 Spherical Rotary Evaporator Receiving Flask

    Pre-Owned ยท PYREX
    $67.49
    Was: $89.99was - US $89.99
    Free shipping
  • Pyrex 500mL Glass 3-Neck Vertical Round Bottom Heavy Wall Distill Flask 24/40 - Image 1 of 3

    Pyrex 500mL Glass 3-Neck Vertical Round Bottom Heavy Wall Distill Flask 24/40

    Pre-Owned ยท PYREX
    $41.24
    Was: $54.99was - US $54.99
    Free shipping
  • NEW PYREX Glass Single Neck Round Bottom Boiling Flask 24/40 Joint 4320-250 - Image 1 of 3

    NEW PYREX Glass Single Neck Round Bottom Boiling Flask 24/40 Joint 4320-250

    Brand New ยท PYREX
    $29.95
    Free shipping
  • Thomson 931136-B Ultra Yield 2.5L Plastic Flask - Image 1 of 1

    Thomson 931136-B Ultra Yield 2.5L Plastic Flask

    Brand New
    $35.00
    or Best Offer
    Trending at $45.83

    eBay determines this price through a machine learned model of the product's sale prices within the last 90 days.

    $14.95 shipping
  • ABGIL Reaction Flask(Vessel),Wide Mouth, Flat Flange, Round Bottom. - Image 1 of 3

    ABGIL Reaction Flask(Vessel),Wide Mouth, Flat Flange, Round Bottom.

    Brand New
    $115.00 to $345.00
    Free shipping
  • CHEMGLASS 1000mL Vertical 3-Neck Round Bottom Flask 29/42CN 24/40SN - Image 1 of 2

    CHEMGLASS 1000mL Vertical 3-Neck Round Bottom Flask 29/42CN 24/40SN

    Pre-Owned ยท Chemglass
    $149.99
    $17.02 shipping
  • CHEMGLASS 3000mL 3-Neck Half Jacketed Round Bottom Flask Drain Valve CG-1539-07 - Image 1 of 4

    CHEMGLASS 3000mL 3-Neck Half Jacketed Round Bottom Flask Drain Valve CG-1539-07

    Pre-Owned ยท Chemglass
    $419.99
    Was: $599.99was - US $599.99
    Free shipping
  • Tudor Scientific (Ace) 1000ml 4-Neck Boiling Flask, (3) 24/40 Joints - Image 1 of 4

    Tudor Scientific (Ace) 1000ml 4-Neck Boiling Flask, (3) 24/40 Joints

    Pre-Owned
    $54.99
    or Best Offer
    Free shipping
  • (Lot of 2) PYREX 50mL Glass Round Bottom Boiling Flask 24/40 Joint 4320A-50 - Image 1 of 4

    (Lot of 2) PYREX 50mL Glass Round Bottom Boiling Flask 24/40 Joint 4320A-50

    Pre-Owned ยท PYREX
    $18.74
    Was: $24.99was - US $24.99
    Free shipping
  • CHEMGLASS Glass 100mL 14/20 Angled 3-Neck Heavy Wall Round Bottom Flask CG-1524 - Image 1 of 4

    CHEMGLASS Glass 100mL 14/20 Angled 3-Neck Heavy Wall Round Bottom Flask CG-1524

    Pre-Owned ยท Chemglass
    $24.74
    Was: $32.99was - US $32.99
    Free shipping
  • 12" PYREX Glass Volumetric Flask 1000ml Class A 22 Ruby Red Chemistry Beaker - Image 1 of 4

    12" PYREX Glass Volumetric Flask 1000ml Class A 22 Ruby Red Chemistry Beaker

    Pre-Owned ยท PYREX
    (1)
    $37.00
    or Best Offer
    $11.40 shipping
  • SGA PYREX Glass 3000mL 29/42 Joint Single Neck Round Bottom Boiling Flask - Image 1 of 4

    SGA PYREX Glass 3000mL 29/42 Joint Single Neck Round Bottom Boiling Flask

    Pre-Owned ยท PYREX
    $57.74
    Was: $76.99was - US $76.99
    Free shipping
  • Chemglass CG-1506-18 250ml Round Bottom Boiling Flask 29/42 Neck 2826 - Image 1 of 1

    Chemglass CG-1506-18 250ml Round Bottom Boiling Flask 29/42 Neck 2826

    Pre-Owned ยท Chemglass
    $7.95
    or Best Offer
    Free shipping
  • ACE Glass 250mL 3-Neck European Style Tapered Round Bottom Flask 24/40 Jt 6961 - Image 1 of 2

    ACE Glass 250mL 3-Neck European Style Tapered Round Bottom Flask 24/40 Jt 6961

    Pre-Owned
    $35.00
    or Best Offer
    $9.10 shipping
  • ROCHE Custom Glass 2000mL 4-Neck Round Bottom Half Jacketed Flask Indented 29/42 - Image 1 of 4

    ROCHE Custom Glass 2000mL 4-Neck Round Bottom Half Jacketed Flask Indented 29/42

    Pre-Owned
    $299.99
    Was: $399.99was - US $399.99
    Free shipping
    Only 1 left!
  • CHEMGLASS 1000mL 3-Neck Half-Jacketed Round Bottom Flask Drain Valve CG-1539-04 - Image 1 of 4

    CHEMGLASS 1000mL 3-Neck Half-Jacketed Round Bottom Flask Drain Valve CG-1539-04

    Pre-Owned ยท Chemglass
    $349.99
    Was: $499.99was - US $499.99
    Free shipping
    Only 1 left!
  • Pyrex 45/50 Round Bottom 5000Ml Boiling Flask - USA - Image 1 of 4

    Pyrex 45/50 Round Bottom 5000Ml Boiling Flask - USA

    Pre-Owned ยท PYREX
    $41.75
    or Best Offer
    $19.15 shipping
  • (2) Chemglass 14/20 Joint 50mL Glass Heavy Wall Round Bottom Flask CG-1506-88 - Image 1 of 3

    (2) Chemglass 14/20 Joint 50mL Glass Heavy Wall Round Bottom Flask CG-1506-88

    Pre-Owned ยท Chemglass
    $16.49
    Was: $21.99was - US $21.99
    Free shipping
  • SYNTHWARE Glass 500mL Heavy Wall Round Bottom Flask SN 14/20 F301500 1/Cs - Image 1 of 4

    SYNTHWARE Glass 500mL Heavy Wall Round Bottom Flask SN 14/20 F301500 1/Cs

    Pre-Owned
    $13.99
    Free shipping
    6 watching
  • Ace Glass Flask, Round Bottom, 2000ml, 35/20, Safety Coated, Replaces Buchi 4077 - Image 1 of 2

    Ace Glass Flask, Round Bottom, 2000ml, 35/20, Safety Coated, Replaces Buchi 4077

    Brand New
    $101.15
    Was: $119.00was - US $119.00
    Free shipping
  • PYREX 500mL Borosilicate Glass Round Bottom Boiling Flask 24/40 4320-500 Chipped - Image 1 of 4

    PYREX 500mL Borosilicate Glass Round Bottom Boiling Flask 24/40 4320-500 Chipped

    Pre-Owned ยท PYREX
    (2)
    $16.49
    Was: $21.99was - US $21.99
    Free shipping
    15 watching
  • KONTES Bantam-Ware Glass 100mL 14/20 19/22 4-Neck Angled Round Bottom Flask - Image 1 of 4

    KONTES Bantam-Ware Glass 100mL 14/20 19/22 4-Neck Angled Round Bottom Flask

    Pre-Owned ยท Kimble
    $36.74
    Was: $48.99was - US $48.99
    Free shipping
    5 watching
  • PYREX 250mL Vintage Glass Single Neck Round Bottom Boiling Flask 24/40 4320 - Image 1 of 4

    PYREX 250mL Vintage Glass Single Neck Round Bottom Boiling Flask 24/40 4320

    Refurbished ยท PYREX
    $20.00
    or Best Offer
    $7.67 shipping
    0 bids
    4d 11h
  • KONTES Kimble 500mL Glass 3-Neck Round Bottom Boiling Flask 14/20 Joints - Image 1 of 4

    KONTES Kimble 500mL Glass 3-Neck Round Bottom Boiling Flask 14/20 Joints

    Pre-Owned ยท Kimble
    $38.24
    Was: $50.99was - US $50.99
    Free shipping
    Only 1 left!
  • KONTES Glass 3000mL 24/40 Single Neck Round Bottom Boiling Flask 25285-3000 B - Image 1 of 4

    KONTES Glass 3000mL 24/40 Single Neck Round Bottom Boiling Flask 25285-3000 B

    Pre-Owned ยท Kimble
    $52.49
    Was: $69.99was - US $69.99
    Free shipping
    2 watching
  • Vintage CORNING PYREX Glass 500mL Vertical 3 Neck Round Bottom Distilling Flask - Image 1 of 4

    Vintage CORNING PYREX Glass 500mL Vertical 3 Neck Round Bottom Distilling Flask

    Pre-Owned ยท PYREX
    $40.00
    or Best Offer
    $10.00 shipping
  • Pyrex glass USA round bottom boiling reaction flask 100ml #4320 24/40 - Image 1 of 4

    Pyrex glass USA round bottom boiling reaction flask 100ml #4320 24/40

    Pre-Owned ยท PYREX
    (2)
    $12.00
    $7.00 shipping
  • Chemglass CG-1512-53 25 ml Recovery Evaporating Flask 14/20 Neck 1013 - Image 1 of 1

    Chemglass CG-1512-53 25 ml Recovery Evaporating Flask 14/20 Neck 1013

    Pre-Owned ยท Chemglass
    $7.99
    Free shipping
  • 10000ml 24/40 2-Neck Round Bottom Glass Flask 10L Two Necks Lab Chemistry Bottle - Image 1 of 4

    10000ml 24/40 2-Neck Round Bottom Glass Flask 10L Two Necks Lab Chemistry Bottle

    Brand New
    $254.99
    or Best Offer
    Free shipping
  • CHEMGLASS Round Bottom Flask 2000mL Single Neck 35/25 Socket Joint CG-1508-12 - Image 1 of 4

    CHEMGLASS Round Bottom Flask 2000mL Single Neck 35/25 Socket Joint CG-1508-12

    Pre-Owned ยท Chemglass
    $62.99
    Was: $89.99was - US $89.99
    Free shipping
  • Kjeldahl Flask, 50mL, Long Neck, Round Bottom, Borosilicate Glass - Eisco Labs - Image 1 of 1

    Kjeldahl Flask, 50mL, Long Neck, Round Bottom, Borosilicate Glass - Eisco Labs

    Brand New
    $14.99
    Free shipping
  • (2) CHEMGLASS 50mL Glass Heavy Wall Round Bottom Flask 24/40 Joint CG-1506-02 - Image 1 of 3

    (2) CHEMGLASS 50mL Glass Heavy Wall Round Bottom Flask 24/40 Joint CG-1506-02

    Pre-Owned ยท Chemglass
    $18.74
    Was: $24.99was - US $24.99
    Free shipping
  • CHEMGLASS 250mL 3-Neck Heavy Wall Round Bottom Flask 24/40 1-CN 2-SN CG-1522-03 - Image 1 of 4

    CHEMGLASS 250mL 3-Neck Heavy Wall Round Bottom Flask 24/40 1-CN 2-SN CG-1522-03

    Pre-Owned ยท Chemglass
    $41.99
    Was: $59.99was - US $59.99
    Free shipping
  • CHEMGLASS 500mL 2-Neck Round Bottom Flask 24/40 Outer Neck Angled 20ยฐ CG-1520-10 - Image 1 of 4

    CHEMGLASS 500mL 2-Neck Round Bottom Flask 24/40 Outer Neck Angled 20ยฐ CG-1520-10

    Pre-Owned ยท Chemglass
    $48.99
    Was: $69.99was - US $69.99
    Free shipping
  • Chipped Pyrex Glass 5000mL Round Bottom 3-Neck Full Jacketed Flask, 40/50 29/42 - Image 1 of 4

    Chipped Pyrex Glass 5000mL Round Bottom 3-Neck Full Jacketed Flask, 40/50 29/42

    Pre-Owned ยท PYREX
    $337.49
    Was: $449.99was - US $449.99
    or Best Offer
    Free shipping
    11 watching
  • Roche Pyrex Glass 1000mL 4-Neck Round Bottom Full Jacketed Reaction Flask 29/42 - Image 1 of 4

    Roche Pyrex Glass 1000mL 4-Neck Round Bottom Full Jacketed Reaction Flask 29/42

    Pre-Owned ยท PYREX
    $314.99
    Was: $419.99was - US $419.99
    Free shipping

Best Selling

See All

You May Also Like