D3290-00 – Standard Test Method Technical Guide

📜 Scope and Significance of ASTM D3290-00

ASTM D3290-00 (Reapproved 2005) defines the specifications for bond and ledger papers intended for records requiring maximum or substantial life expectancy. The standard establishes that longevity is closely linked to the pH of an aqueous extract. By specifying three pH levels, it enables archivists to