Safety Reference
Danger
H300Fatal if swallowed
H310
Sourcing TETRAMETHYLAMMONIUM HYDROXIDE?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
Tetrakis(N,N,N-trimethylmethanaminium) orthosilicate
Silicate source for chemical synthesis
Diisopropyldichlorosilane
Silane precursor for electronic chemicals
What Are Electronic Resins? The Polymers Inside Chips, Substrates, and Circuit Boards
"Electronic resin" is not one material. It is a family of electronic-grade polymers — epoxy molding compounds, laminate resins, build-up films, and photoresists — defined less by what they are made of than by the electrical, thermal, and dimensional numbers they must hit.
Read moreWhy the AI Boom Is Also a Chemistry Boom: Inside the Ultra-High-Purity Electronic Chemicals Supply Chain Behind HBM, CoWoS, and Electronic-Grade HF
An AI chip isn't just bigger than an ordinary chip — it passes through more lithography, etch, clean, and polish cycles, each consuming ultra-high-purity photoresist, CMP slurry, electronic-grade HF, sulfuric acid, and PGMEA at parts-per-trillion purity. A fact-based map of why this supply chain is short, hard to switch suppliers on, and now visibly tightening.
Read moreSourcing TETRAMETHYLAMMONIUM HYDROXIDE?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
Tetramethylammonium hydroxide is a corrosive solid or colorless liquid with a strong ammonia-like odor, soluble in water. It is primarily used in semiconductor manufacturing as a photoresist developer and etchant.
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
The international HS code for TETRAMETHYLAMMONIUM HYDROXIDE (CAS 75-59-2) is 2923.90.
2923.90
2923 90 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
tetramethylazanium hydroxide
WGTYBPLFGIVFAS-UHFFFAOYSA-M
C[N+](C)(C)C.[OH-]