Hazard Class

Gases

Classification Code

Packing Group

N/A

Not applicable

Hazard ID No.

Kemler code

Transport Category

For 1,000-point rule

Tunnel Code

C/E

Tunnel restriction

Hazard Labels Required

Label 2.2

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

Special Provisions (1)

SP 662

Special provisions may modify or add to the standard transport requirements for this substance. Refer to ADR 2025 Chapter 3.3 for full text of each provision.

Quantity Limits & Transport

Limited Quantity

120 ml

Max per inner package for LQ relief

Excepted Quantity

EQ code for excepted quantity relief

Transport Category

0=highest, 4=lowest restriction

Tunnel Restriction

C/E

Code governing tunnel passage

Use this data programmatically

GET /api/adr?un=1973

View API Docs →

← UN1972 ↑ Back to search UN1974 →

CHLORODIFLUORO-METHANE AND CHLOROPENTAFLUORO- ETHANE MIXTURE with fixed boiling point, with approximately 49 % chlorodifluoromethane (REFRIGERANT GAS R 502)