Standard Specification for
Metal Black Panel and White Panel Temperature Devices for
Natural Weathering Tests1
This trendy is issued beneath the constant designation g 179; the variety straight away following the designation indicates the 12 months of
authentic adoption or, within the case of revision, the yr of ultimate revision. a number in parentheses indicates the year of remaining reapproval. a
superscript epsilon (e) shows a piece of writing exchange since the closing revision or reapproval.
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