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All Categories > Bottles, Jars and Containers > Pharmaceutical > Ampules > Vacule Lyophilization Ampule, Pre-Scored > Item # SCIAND-80746  


Item # SCIAND-80746, Vacule Lyophilization Ampule, Pre-Scored

  • Ideal for freeze drying
  • Pre-stored to eliminate filing
  • Heat sealed only
These ampules are designed for freeze drying, protein hydrolysis, and micro-determination of ketones and amino acids. The long stem provides a convenient for means for heat sealing under vacuum. The pre scored feature allows for easy opening They are made of Wheaton 33 low extractable borosilicate glass that conforms to USP Type I and ASTM Type I, Class A requirements.





Specifications  · Product Information

Specifications

Size
2 ml/cc

Diameter
11.8 mm

Height
122 mm

OD at Top
11.75 mm


Product Information

Ampules
Are all glass containers that can be hermetically sealed to preserve sample purity and extend sample shelf life. Wheaton ampules are ideal for standards packaging, environmental and diagnostic standards, lyophilization and cryogenic storage. These ampules protect against sample contamination due to their tamper-evident seal. A gold band on the stem of the ampule indicates that the ampule is pre-scored to facilitate snapping off the top other ampule eliminating the need to file the ampule.

Sealing Methods
Standard Ampules

Tip Seal Method:While holding the ampule body, Insert the tip of the ampule stem into the sealing fame. Heat the tip approximately 3-4 mm from the top. Gently rotate the ampule White heating the tip until the melted glass fuses into a smooth dome.

Funnel-Top Ampules

Pull Seal Method: In addition to easier filling, the funnel top ampule is easier to seal using the Pull Seal method. Hold the funnel top with one hand and the body of the with the ampules with the other hand. Insert the center of the ampules stem in to the sealing flame. As the glass softens, rotate the ampule white pulling the funnel top off. This will require very little force and will allow the glass to seal itself. This method can be used for all ampule configurations



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