§ 770.21 Quality control manual, facilities, and personnel.

(a) Quality control manual. (1) Each panel producer must have a written quality control manual. The manual must contain, at a minimum, the following:

(i) A description of the organizational structure of the quality control department, including the names of the quality control manager and quality control employees;

(ii) A description of the sampling procedures to be followed;

(iii) A description of the method of handling samples, including a specific maximum time period for analyzing quality control samples;

(iv) A description of the frequency of quality control testing;

(v) A description of the procedures used to identify changes in formaldehyde emissions resulting from production changes (e.g., increase in the percentage of resin, increase in formaldehyde/urea molar ratio in the resin, or decrease in press time);