View all text of Subpart B [§ 15.20 - § 15.22]
§ 15.21 - Tolerances for ingredients.
Tolerances for each ingredient in an explosive, which are expressed as a percentage of the total explosive, shall not exceed the following:
(a) Physical sensitizers: The tolerances established by the applicant;
(b) Aluminum: ±0.7 percent;
(c) Carbonaceous materials: ±3 percent; and
(d) Moisture and ingredients other than specified in paragraphs (a), (b), and (c) of this section: The tolerances specified in Table II.
Table II—Tolerances for Moisture and Other Ingredients
| Quantity of ingredients (as percent of total explosive or sheath) | Tolerance percent | 0 to 5.0 | 1.2 | 5.1 to 10.0 | 1.5 | 10.1 to 20.0 | 1.7 | 20.1 to 30.0 | 2.0 | 30.1 to 40.0 | 2.3 | 40.1 to 50.0 | 2.5 | 50.1 to 55.0 | 2.8 | 55.1 to 100.0 | 3.0 |
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