ASHRAE - American Society of Heating@ Refrigerating and Air-Conditioning Engineers@ Inc.
Latest
ASHRAE 34 ADD N-2018
Scope
FOREWORD Addendum n makes several changes with the purpose of aligning the toxicity classification procedure to be based on the nominal formulation of the blend. Note: In this addendum@ changes to the current standard are indicated in the text by underlining (for additions) and strikethrough (for deletions) unless the instructions specifically mention some other means of indicating the changes.