1.1 This standard ( Part II/Scc 3 ) prescribes the methods of test for water gel and other slurry explosives used for commercial blasting purposes.
1.1.1 Test methods for air gap sensitivity; velocity of detonation ( using microtimer ); velocity of detonation ( by Dautriche method ); velocity of detonation under steel tube confinement; waterproofness; strength ( Trauzl lead block method ) which are prescribed at 3.6, 3.7, 3.8, 3.9, 3.10 and 3.12 respectively of IS : 6609 ( Part II/Sec 1 )-1973* and gallery test as prescribed in 3 of IS : 6609 ( Part II/Sec 2 )-1974* are also applicable to slurry explosives in addition to those prescribed in this standard.