Name: UN 1873 — PERCHLORIC ACID with more than 50 % but not more than 72 % acid, by mass
Creator: FreightUtils
License: https://creativecommons.org/licenses/by/4.0/

Hazard Class

5.1

Oxidising Substances & Organic Peroxides

Classification Code

OC1

Packing Group

High danger

Hazard ID No.

558

Kemler code

Transport Category

For 1,000-point rule

Tunnel Code

(B/E)

Tunnel restriction

Hazard Labels Required

Label 5.1Label 8

These labels must be displayed on packages and vehicle placards in accordance with ADR 2025.

Special Provisions

SP 60

Refer to ADR 2025 Chapter 3.3 for full text of each provision.

Quantity Limits & Transport

Limited Quantity

Max per inner package for LQ relief

Excepted Quantity

EQ code for excepted quantity relief

Transport Category

0=highest, 4=lowest restriction

Tunnel Restriction

(B/E)

Code governing tunnel passage

Check if UN 1873 qualifies for 1.1.3.6 exemption

Calculate small load points and check exemption thresholds

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Other Oxidising Substances & Organic Peroxides (Class 5)

BARIUM CHLORATE, SOLID

Use this data programmatically

GET /api/adr?un=1873

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📅Data: UNECE ADR 2025, licensed from Labeline.com. Last verified May 2026

ADR reference data only. Classification is the consignor's legal responsibility. Consult a DGSA for compliance decisions.

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