Hello. Sign In
Standards Store
A-A-1821 1982 Edition, February 23, 1982
Complete Document
Not Active, See comments below
Includes all amendments and changes through Cancellation Notice 1, January 20, 1998
Additional Comments: CNCL NO S/S
$24.00 USD
In Stock
Print  :
$27.00 USD
In Stock
Print + PDF :
$35.70 USD
You save 30%
In Stock
The General Services Administration has authorized the use of this commercial item description.

This description covers 5 classes of controlled release acidic compounds for cleaning dirt and grime from masonry surfaces with minimum damage to the surface.