Chromated Copper Arsenate (CCA Type C)
Ammoniacal Copper Zinc Arsenate (ACZA)
This information may be placed on the material in some other
form and/or order, if so authorized by the purchaser.
May also include month, as "10-60."
If retention is determined by assay, place letter "A" after numeral.
Full names or the abbreviations shown or trade names may be
used for preservatives instead of the recommended standard symbols if