Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Sourcing Diphenylphosphinic acid?
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Sourcing Diphenylphosphinic acid?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
Diphenylphosphinic acid is a chemical compound used as a pharmaceutical intermediate. It serves as a building block in the synthesis of various pharmaceutical agents.
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 Diphenylphosphinic acid (CAS 1707-03-5) is 2931.49.
2931.49
2931 49 80
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
diphenylphosphinic acid
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