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Thermo Scientific™ Narrow-Mouth Glass Septa Bottles with Open-Top Closure

Apply EPA Volatile Organic Analysis (VOA) methods when using these narrow-mouth, type III soda-lime glass septa bottles, which are are available as clear or amber.

Manufacturer:  Thermo Scientific™ S3491000

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Catalog No. 05-721-101



Apply EPA Volatile Organic Analysis (VOA) methods when using Thermo Scientific™ Narrow-Mouth Septa Bottles. Available as clear or amber Type III soda-lime glass, these bottles feature a cap with molded-in septa retainer ring which holds the pierceable PTFE-faced silicone septa securely in place without bonding to the cap so septum can be removed and replaced as needed (except 1L bottle). Available Certified to meet EPA performance-based specifications for Volatile Organic Analysis or Unprocessed and ready for your own cleaning procedure.

  • Type III soda-lime glass bottle, clear or amber
  • Amber bottles recommended for light-sensitive analytes
  • White polypropylene cap with unbonded PTFE-faced silicone septa (1L size septum is bonded)
  • Caps assembled onto bottles
  • Narrow-mouth design ideal is ideal for water samples

Certified bottles come with the following features:

  • Certified to meet or exceed EPA performance-based standards for volatile organic analysis
  • Certificate of Analysis (CofA) included in the case and barcoded with lot number for traceability
  • Each bottle individually barcoded with lot number and unique container number
  • Analysis labels included unattached for optional use
  • Carton sealed with security tape providing tamper evidence
  • Chipboard divider helps protect bottles from breakage; requires additional over-pack for shipping

Unprocessed bottles are ready for your own in-house cleaning and certification process. Boxed with chipboard dividers to help prevent breakage; requires additional over-pack for shipping.



Certified bottles meet or exceed EPA performance based standards for volatile organic analysis; manufactured under an ISO certified quality management system
33-430 mm
8.54 in.
1000 mL
I-Chem 1L NM Amber bottle with 0.125 in. septum certified
3.81 in.
1067 mL
Polypropylene with PTFE/Silicone Septum
Open Top Cap
217 mm
32 oz., 1000 mL
32 oz.
Glass (Type 3)
97 mm
36.1 oz.
Product Certifications