30 C.F.R. § 15.21   Tolerances for ingredients.


Title 30 - Mineral Resources


Title 30: Mineral Resources
PART 15—REQUIREMENTS FOR APPROVAL OF EXPLOSIVES AND SHEATHED EXPLOSIVE UNITS
Subpart B—Requirements for Approval of Explosives

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§ 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    Tolerance                          sheath)                              percent------------------------------------------------------------------------0 to 5.0...................................................          1.25.1 to 10.0................................................          1.510.1 to 20.0...............................................          1.720.1 to 30.0...............................................          2.030.1 to 40.0...............................................          2.340.1 to 50.0...............................................          2.550.1 to 55.0...............................................          2.855.1 to 100.0..............................................          3.0------------------------------------------------------------------------

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