Nitro-mannite, 4, 109.
Nitro-naphthalene, 148.
Nitro-starch, 4, 103.
Nitro-toluene, 132.
Nitrated gun-cotton, 83.
Nitrogen, determination of, Lungé method, 219.
Champion and Pellet's, 223.
Schultze-Tieman, 224.
Kjeldahl-Chenel's, 227.
percentages of in various explosives, 228.
Nitrometers, Lungé, Horn's, &c., 220, 222.
Nobel's ballistic test, 274.
Noble's pressure gauge, 282. experiments on cordite, 172.
Normal powder, 191.