R. Meyer J. Köhler A. Homburg Explosives

Strontium Nitrate
Strontium Nitrate
Strontiumnitrat; nitrate de strontium
Sr(NO3)2
colorless crystals
molecular weight: 211.7
energy of formation: –968.3 kJ/mole
enthalpy of formation: – 4622 kJ/kg
oxygen balance: +37.8%
nitrogen content: 13.23%
density: 2,99 g/cm3 melting point: 570 °C
Strontium nitrate is used in pyrotechnics as a flame-coloring oxidizer
for red-colored fireworks. Recently, strontium nitrate is used as oxidizer
in gas generating propellants; e.g. for airbacks.
Styphnic Acid
trinitroresorcinol; 2,4,6-trinitro-1,3-dihydroxybenzene; Trinitroresorcin;
trinitrorésorcinol; acide styphnique; Trizin; TNR
yellow-brown to red-brown crystals
empirical formula: C6H3N3O8
molecular weight: 245.1
energy of formation: – 493.1 kcal/kg = –2063.1 kJ/kg
enthalpy of formation: –510.0 kcal/kg = –2133.8 kJ/kg
oxygen balance: –35.9%
nitrogen content: 17.15%
volume of explosion gases: 814 l/kg
heat of explosion
(H2O liq.): 706 kcal/kg = 2952 kJ/kg
(H2O gas): 679 kcal/kg = 2843 kJ/kg
specific energy: 89 mt/kg = 874 kJ/kg
density: 1.83 g/cm 3
melting point: 176 °C = 349 °F
lead block test: 284 cm 3 /10 g
deflagration point: 223 °C = 433 °F
impact sensitivity: 0.75 kp m = 7.4 N m
friction sensitivity: at 36 kg = 353 N
pistil load no reaction
critical diameter of steel sleeve test: 14 mm
300