Solstice Advanced Materials was created through the 2025 spin-off of the former Advanced Materials business of Honeywell International Inc.
Tetramethylammonium Hydroxide
Tetramethylammonium hydroxide (CAS 75-59-2), commonly encountered as concentrated colorless solutions in water (e.g. 25 wt. % in water). Browse our semiconductor grade Puranal™ products.
Ballasting ammonium hydroxide with a less volatile organic like TMAH solves the problem of the ammonia evaporating from solution upon heating.
Refine By
Clear
Physical Form
Grade
CAS Number
Application
You can only request up to 6 free samples. Please remove one or more products from your sample bag before requesting another sample
×
Product Finder
Start your search with category name, product name, part number, etc.
CONTACT US
We’re here if you need us. Complete the form to connect with our team on any inquiry, including outreach to our sales or customer experience teams, tips on and troubleshooting with your portal or ecommerce profile, and to sign up for marketing communications.
Solstice Advanced Materials Inc.
115 Tabor Rd.
Morris Plains, NJ 07950