Nitrogen Determinators and Analyzers 928 Series Macro Determinator Detect Nitrogen or Protein in Macro Samples by combustion Explore Carbon Nitrogen Protein Sulfur 836 Series Elemental Analyzer Detect Oxygen, Nitrogen, and Hydrogen in inorganic materials Explore Hydrogen Nitrogen Oxygen 828 Series Combustion Detect Carbon, Hydrogen, Nitrogen, and Protein in organic materials Explore Carbon Hydrogen Nitrogen Protein 736 Series Inert Gas Fusion Oxygen and Nitrogen Analyzer Explore Nitrogen Oxygen TruSpec Micro Carbon, Hydrogen, Nitrogen determination in micro samples Explore Carbon Hydrogen Nitrogen Oxygen Sulfur