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chemical:glassware

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Don't use actual glassware for anything related to HF. Additionally, anything that uses HF, especially staining solutions, should be copper free. Experience has shown that even trace amounts of copper after a thorough cleaning can contaminate etching solutions.

I love fluoropolymers since they work with just about anything but they can be expensive. Polypropylene works just as well in many cases. HDPE/LDPE probably next in order of general preference.

Of course, make sure to look up compatibility before assuming that a chemical is safe to use in a given container. A quick check chart can be found here.

Bottles

Fluoropolymer

Nalgene makes PFA bottles with ETFE caps. They are somewhat common on eBay. Example dealer here lists them as “Nalgene* Narrow-Mouth Bottles; Teflon* PFA screw closure”.

Entegris makes similar FLUOROPURE brand bottles.

Polypropylene

Made by Nalgene

chemical/glassware.1367683270.txt.gz · Last modified: 2013/10/20 14:59 (external edit)