Postconsumer fiber, in any percent over 30 percentage points, is encouraged, provided that the requirements of this Standard are met. A tolerance of 5 pct shall be allowed. Any specimen averaging more than 240 units shall be sufficient cause for rejection of the paper. Samples from the delivery shall show no greater resistance than the standard sample to removal by abrasion of typewritten characters. For colored stock, paper shall match one of the established standards or specified by the ordering agency.
Standards are blue, buff, green, pink, salmon, or yellow.
Stock shall not be 2-sided. Color coordinates for selected standards are included in Part 3. Shall be uniform. The dirt count for each side of the paper shall not exceed 650 specks per square meter. This option is for products requiring above average permanence and for white stock only.