ASHRAE STD 15 & 34
Designation and Safety Classification of Refrigerants
active, Most Current
Buy Now
Organization: | ASHRAE |
Publication Date: | 16 October 2019 |
Status: | active |
Page Count: | 4 |
Document History

January 31, 2023
Designation and Safety Classification of Refrigerants
A description is not available for this item.

January 31, 2023
Designation and Safety Classification of Refrigerants
A description is not available for this item.

January 31, 2023
Designation and Safety Classification of Refrigerants
A description is not available for this item.

December 30, 2022
Designation and Safety Classification of Refrigerants
A description is not available for this item.

November 30, 2022
Designation and Safety Classification of Refrigerants
A description is not available for this item.

November 30, 2022
Designation and Safety Classification of Refrigerants
A description is not available for this item.

October 31, 2022
Designation and Safety Classification of Refrigerants
A description is not available for this item.

October 31, 2022
Designation and Safety Classification of Refrigerants
A description is not available for this item.

August 31, 2022
Designation and Safety Classification of Refrigerants
FOREWORD
Addendum ag revises the submission instructions to remove the requirement for applications for designation and safety classification of refrigerants to be submitted in print format, and...

August 4, 2022
Designation and Safety Classification of Refrigerants
A description is not available for this item.

August 4, 2022
Designation and Safety Classification of Refrigerants
A description is not available for this item.

July 29, 2022
Designation and Safety Classification of Refrigerants
FOREWORD
Addendum ae adds the zeotropic refrigerant blend R-474A to Tables 4-2 and D-2.
Note: In this addendum, changes to the current standard are indicated in the text by underlining (for...

July 29, 2022
Designation and Safety Classification of Refrigerants
FOREWORD
Addendum ad adds single-compound refrigerant R-1132(E) to Tables 4-1, D-1, and E-1.
Note: In this addendum, changes to the current standard are indicated in the text by underlining (for...

July 29, 2022
Designation and Safety Classification of Refrigerants
FOREWORD
Addendum af adds the zeotropic refrigerant blend R-457C to Tables 4-2 and D-2.
Note: In this addendum, changes to the current standard are indicated in the text by underlining (for...

June 30, 2022
Designation and Safety Classification of Refrigerants
FOREWORD
Addendum v adds the zeotropic refrigerant blend R-476A to Tables 4-2 and D-2.
Note: In this addendum, changes to the current standard are indicated in the text by underlining (for...

April 15, 2022
Designation and Safety Classification of Refrigerants
A description is not available for this item.

February 16, 2022
Designation and Safety Classification of Refrigerants
A description is not available for this item.

January 1, 2022
Designation and Safety Classification of Refrigerants
This standard provides an unambiguous system for numbering refrigerants and assigning composition designating prefixes for refrigerants. Safety classifications based on toxicity and flammability data...

September 30, 2021
Designation and Safety Classification of Refrigerants
FOREWORD
This addendum adds the zeotropic refrigerant blend R-475A to Tables 4-2 and D-2.
Note: In this addendum, changes to the current standard are indicated in the text by underlining (for...

September 30, 2021
Designation and Safety Classification of Refrigerants
FOREWORD
This addendum adds the zeotropic refrigerant blend R-472B to Tables 4-2 and D-2.
Note: In this addendum, changes to the current standard are indicated in the text by underlining (for...

September 30, 2021
Designation and Safety Classification of Refrigerants
FOREWORD
This addendum adds the zeotropic refrigerant blend R-468B to Tables 4-2 and D-2.
Note: In this addendum, changes to the current standard are indicated in the text by underlining (for...

September 30, 2021
Designation and Safety Classification of Refrigerants
FOREWORD
This addendum adds the zeotropic refrigerant blend R-468C to Tables 4-2 and D-2.
Note: In this addendum, changes to the current standard are indicated in the text by underlining (for...

June 30, 2021
Designation and Safety Classification of Refrigerants
FOREWORD
Addendum s adds the zeotropic refrigerant blend R-448B to Tables 4-2 and D-2.
Note: In this addendum, changes to the current standard are indicated in the text by underlining (for...

June 30, 2021
Designation and Safety Classification of Refrigerants
FOREWORD
Addendum r adds the zeotropic refrigerant blend R-427C to Tables 4-2 and D-2.
Note: In this addendum, changes to the current standard are indicated in the text by underlining (for...

June 30, 2021
Designation and Safety Classification of Refrigerants
FOREWORD
Addendum q adds the zeotropic refrigerant blend R-473A to Tables 4-2 and D-2.
Note: In this addendum, changes to the current standard are indicated in the text by underlining (for...