Preparative & Analytical Methods
Preparative Methods
Nitrations:
  • Highly concentrated Nitric Acid (HNO3)
  • Highly concentrated HNO3 + Acetic Acid Anhydride
  • Mixed Acid (Sulphuric Acid / Nitric Acid) 
  • Inorganic Nitrates + Sulphuric Acid/Oleum
  • Dinitrogen Pentoxide (N2O5 formation via Ozone generation)

Morphological refinements:
  • Milling 
  • Granulation 
  • Coating
  • Temperature-controlled precipation / recrystallization  
  • Solvent/Anti-Solvent-based Crash Precipitation
  • Use of surfactants
Analytical / Diagnostic Methods
  • HPLC, TLC, IC, GC
  • XRF
  • OES
  • IR
  • Thermal analysis (DTA, DSC, TGA)
  • CHN
  • UV/VIS spectrometry
  • Laser scattering for particle size determination
  • Friction and impact sensitivity acc. to BAM
  • Sensitivity against electrostatic discharge (ESD test)
  • Wet-chemical methods: titration, gravimetric determination, precipitation, extraction, evaporation , destillation etc.
Chemical Nature of Samples:
  • Solid and powdered metals
  • Raw materials for pyrotechnical compositions (oxidizers, fuels, binders, additives)
  • Secondary explosives
  • Pyrotechnical compositions
  • Primary explosives and compositions thereof
  • Starting materials and intermediates for explosives manufacturing
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