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Z106909 Aldrich

Aldrich® large-capacity cold trap

bulb capacity 500 mL, with 50 mm O-ring joint



Related Categories Aldrich, Aldrich Distillation Equipment, Aldrich Distillation Traps, Cold Glass Distillation Traps, Distillation Supplies,
feature   The hose barb O.D. is 1/2 in. and tapers up to 11/16 in. The I.D. is 1/4 in.
bulb O.D.   102 mm
bulb capacity   500 mL


Frequently Asked Questions

Frequently Asked Questions are available for this Product.

General description

With removable cold-fingers and a choice of 55/50 joint or 50 mm O-ring joint. Traps with O-ring joint include pinch clamp. Use with or without dry ice to condense and collect in trap. Dewar flask F9651 is recommended for use with 500 mL capacity cold traps.

Legal Information

Aldrich is a registered trademark of Sigma-Aldrich Co. LLC

Price and Availability

Safety & Documentation

Safety Information

Safety Information for this product is unavailable at this time.


Certificate of Analysis

Frequently Asked Questions

Which document(s) contains shelf-life or expiration date information for a given product?
If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis. These documents are located on the product detail page under Useful Links & Tools. Click on the following link to search for a Certificate of Analysis. Please click the following link to see the details on our Product Dating Information.
How do I get lot-specific information or a Certificate of Analysis?
A Certificate of Analysis is available by lot number and can be obtained through our Advanced Search Option: http://www.sigmaaldrich.com/catalog/AdvancedSearchPage.do
How do I find price and availability?
There are several ways to find pricing and availability for our products.  Once you log onto our website, you will find the price and availability displayed on the product detail page. You can contact any of our Customer Sales and Service offices to receive a quote.  USA customers:  1-800-325-3010 or view local office numbers. 
What is the Department of Transportation shipping information for this product?
Transportation information can be found in Section 14 of the product's (M)SDS. To access the shipping information for this material, use the link on the product detail page for the product, or search here. 
My question is not addressed here, how can I contact Technical Service for assistance?
Use the option to the right to "Ask a Question" by email of a Technical Service Scientist.
What are the dimensions of product Z106909, Aldrich® large-capacity cold trap?
When assembled, the total length of product Z106909, the large-capacity cold trap, from top to bottom is about 18.5" (470mm). When disassembled the length of the bottom trap is about 13.25" (335mm) and the length of the top part that would be outside of the trap is about 5.25" (133mm). The diameter of the flask (bulb) is about 4" (100mm), the diameter of the neck is 2.25" (57mm), the outside diameter of the flanges at largest point is 78mm, and the distance between hose barbs (end to end) is about 5.125" (130mm).
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Protocols & Articles
Related Products

replacement part

Product #


Add to Cart

Z183954 Aldrich® large-capacity cold trap, Inside finger for traps with 50mm O-ring
Z127396 Aldrich® large-capacity cold trap, Replacement bulb, for Z106909, with 50 mm O-ring joint
Z107115 Pinch clamps for SJ joints, Joint: SJ 75/50
Z542954 Ace O-rings, Viton®, I.D. 59.9 mm, wall size 3.5 mm

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