Safety Reference
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Restricted or banned substances
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CAS 7784-42-1
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 moreArsine is a colorless, flammable, and highly toxic gas with a garlic-like or fishy odor. It is a key compound used in the electronics industry, particularly for manufacturing semiconductors as a dopant to increase electrical conductivity.
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 ARSINE (CAS 7784-42-1) is 2850.00.
2850.00
2850 00 20
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
arsane
RBFQJDQYXXHULB-UHFFFAOYSA-N
[AsH3]