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1,2,4-triazole-3-sulphonic acid

Danger
EC Number
237-447-8
CAS Number
13789-27-0
Formula
C2H3N3O3S

GHS Pictograms

Corrosion Corrosion Exclamation Mark Exclamation Mark

Hazard Classification

Harmonised EU classification under CLP Regulation.

H314: Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]; H335: May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Hazard Statements

H314 Causes severe skin burns and eye damage
H335 May cause respiratory irritation

Regulatory Status

SVHC (Candidate List)
No
Authorisation Required
No
Restricted
No
Is 1,2,4-triazole-3-sulphonic acid banned in the EU?
No specific ban or restriction. Check current ECHA records for the latest status.

External Resources

PubChem

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Data sourced from the European Chemicals Agency (ECHA). Information is provided for reference only. Always consult official ECHA records and relevant Safety Data Sheets for regulatory compliance.