ANSI/ASHRAE 34 Addendum s-2012
Designation and Safety Classification of Refrigerants

Standard No.

ANSI/ASHRAE 34 Addendum s-2012

Release Date

2012

Published By

American National Standards Institute （ANSI)

Status

Be replaced

Replace By

ANSI/ASHRAE 34 Addendum S-2021

Latest

ANSI/ASHRAE 34 Addendum S-2021

Scope

This addendum adds missing RCL data for R-600 in Table 1 and corrects significant figures for RCL data for R1270, R-436B, and R-437A in Tables 1 and 2.

ANSI/ASHRAE 34 Addendum s-2012 history

• 2021 ANSI/ASHRAE 34 Addendum S-2021 Designation and Safety Classification of Refrigerants
• 2012 ANSI/ASHRAE 34 Addendum s-2012 Designation and Safety Classification of Refrigerants