Corning

The standard by which all laboratory glass is measured.

The name you have come to know and trust for over 80 years continues to introduce a host of innovative, upgraded products designed to make your laboratory life easier, safer, and more efficient. PYREX® — the market’s right choice for laboratory glass — is manufactured in a number of Corning world-wide facilities. The Big Flats, NY plant, now ISO 9002 registered, joins a growing number of Corning manufacturing sites which have been ISO certified, demonstrating a worldwide commitment to quality standards and practices.

PYREX® brand Graduated Square Media Bottles

Pyrex brand square media bottles feature:

  • Manufactured from PYREX brand borosilicate glass
  • Space saving range from 13-20% depending on size
  • Wide, easy-access opening
  • Slight convex bottle wall minimizes glass to glass contact
  • Square shape for easier handling

can be used for

  • storage
  • mixing
  • and sampling

Bottles are decorated with white enamel graduations and marking spot. A clear glass ridge indicates full capacity. Includes linerless, one-piece, autoclavable, orange, polypropylene plug seal cap with drip-free pouring rings. The 100mL size has a GL32 thread finish whereas the 250mL thru 1L sizes have a GL45 thread finish.
For dry-heat sterilization applications (180°C) see 90308 catalog series for optional solid top, red PBT caps and red ETFE pouring rings to fit 250mL thru 1L bottles.  Also under 90308 catalog series are NEW, PBT caps with an open top and choice of silicone (90308-A) or PTFE-faced silicone (90308-B) septa to permit syringe sampling or introduction of reagents to the contents of the bottle. The red PBT open top caps and septa are available to fit all sizes of the 90307 series bottles.

3909 Color-coded, GL45, low temperature caps in a choice of orange, green, purple, and gray or 90309 vented membrane cap with 0.22 micron PTFE hydrophobic membrane sealed onto the cap will fit 250mL thru 1L sizes and are all available.

NOTE: Replacement caps and pour rings are available under Corning 1395 series. Do NOT have caps tightened immediately after autoclaving as the vacuum resulting from cooling can cause breakage. Not applicable for vacuum use.

MBCO# Corning # Cap. (mL) Grad. Int. (mL) Grad. Range (mL) Thread Size Approx. Dim. 
OD x Hgt. (mm)
Suggested
List Price/
Each
Suggested 
List Price/
Case (10)
PYREX® brand Square Media Bottles, Graduated with Cap & Pour Ring
3908-0100 1396-100 100 20 40-80 GL32 50x105 11.89 89.20
3908-0250 1396-250 250 50 50-200 GL45 64x138 13.32 99.90
3908-0500 1396-500 500 100 100-400 GL45 78x176 16.61 124.60
3908-1000 1396-1L 1000 100 100-900 GL45 94x217 21.63 162.20

Cap Choices for 3908 Square Media Bottles

MBCO # Corning # Description

Suggested 
List Price/
Case

90308-0025 1395-25HTSC 25mm Open Top PBT High Temperature Cap - Red 30.80 (10)
90308-0032 1395-32HTSC 32mm Open Top PBT High Temperature Cap - Red 35.84  (10)
90308-0045 1395-45HTSC 45mm Open Top PBT High Temperature Cap - Red 61.90 (10)
90308-A025 1395-25SS Septa, Silicone for 25mm Cap 15.97 (10)
90308-A032 1395-32SS Septa, Silicone for 32mm Cap 17.41 (10)
90308-A045 1395-45SS Septa, Silicone for 45mm Cap 52.43 (10)
90308-B025 1395-25TS Septa, PTFE Faced Silicone for 25mm Cap 18.44 (10)
90308-B032 1395-32TS Septa, PTFE Faced Silicone for 32mm Cap 24.93 (10)
90308-B045 1395-45TS Septa, PTFE Faced Silicone for 45mm Cap 44.29 (10)
3909-0001 1395-45LTC1 Low Temp Cap 45mm - Purple 47.79 (20)
3909-0002 1395-45LTC2 Low Temp Cap 45mm - Light Gray 47.79 (20)
3909-0003 1395-45LTC3 Low Temp Cap 45mm - Green 47.79 (20)
3909-0004 1395-45LTC Low Temp Cap 45mm - Orange 46.14 (20)
3909-A000 1395-45LTMC Vented Membrane Cap with 0.22 micron PTFE hydrophobic membrane sealed onto cap - Light Gray

37.39 (10)

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Pictures are used with permission of Corning Incorporated
PYREX® is a registered trademark of Corning Incorporated..