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Key Documents

CLS4320B250

Pyrex® round-bottom boiling flask, short neck

capacity 250 mL, joint: ST/NS 19/22

Synonym(s):

bottom flask, flask glass, round flask

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About This Item

UNSPSC Code:
41121804
NACRES:
NB.43

material

borosilicate glass
round bottom flask
short

Joint

joint: ST/NS19/22

sterility

non-sterile

feature

closure type Standard taper joint

packaging

case of 1

manufacturer/tradename

Corning 4320B-250

availability

not available in EU

capacity

250 mL

neck size

(1)

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General description

  • PYREX® round-bottom boiling flasks are routinely used in various laboratory applications.
  • Manufactured from low expansion borosilicate glass that provides better clarity, strength, heat, and chemical resistance even in the most demanding laboratory conditions.
  • Precise wall thickness ensures optimal thermal transfer and provides mechanical strength for greater shock resistance.
  • Chemically durable, these flasks are ideal for contamination-free results.
  • The normal working temperature for PYREX® boling flasks is 230 °C.

Legal Information

PYREX is a registered trademark of Corning, Inc.

Certificates of Analysis (COA)

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