(a) All percentages shall be calculated on the basis of weight.
(b) In order to allow for variations incident to proper grading and handling, tolerances shall be permitted for the respective color classifications as indicated in Table II:
| Color classification
| Tolerances for color
|
|---|
| Darker than extra light
1
| Darker than light
1
| Darker than light amber
1
| Darker than amber
1
|
|---|
| Extra light | 15 percent | 2 percent (included in 15 percent darker than extra light)
| | |
| Light | | 15 percent | 2 percent (included in 15 percent darker than light)
| |
| Light amber | | | 15 percent | 2 percent (included in 15 percent darker than light amber).
|
| Amber | | | | 10 percent.
|
| Red | | | | |