Addenda for Standard 34-1997

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(These descriptions may not be complete and are provided for information only.)

Addenda a - f, h, j - l, and o - p (a: Table 1: Deleted refrigerants no longer in use; edited chemical formula for consistency with IUPAC conventions; b: Table 2: Added designation and safety classification for R-413A; c: Tables 1 and 2: Deleted safety classification for R-C318 and R-405A; d: Section 8.8: Deleted application requirement for hazard signals recommendation; e: Table 1: Added designation and safety classification for R-236fa; f: Table 2: Added designation and provisional safety classification for R-407E; h: Table 2: Added designation and provisional safety classification for R-245fa; j: Sections 8.6 and 8.6.2: Edited test for clarity on toxicity data submission requirements for blends; k: Section 8.5.3: Deleted evidence of commercialization data submission requirements; l: Table 2: Added designation and safety classification for R-414A; o: Section 8.6: Clarified acceptable sources of toxicity information for refrigerant designation and classification applications; p: Section 6.1.5 and Table 2: Deleted dual classifications for blends and specifies a single classification based on the worst case of fractionation.)

Addendum m (Table 2: Added designation and safety classification for R-414B.)

Addendum n (Table 2: Added designation and safety classification for R-416A.)