Schultze-Tieman method of determining nitrogen, 224.

Securite, 144.

Separation of nitro-glycerine from mixed acids, 35.

Shimose, 156.

Silver test for glycerine, 233.

Smokeless powders, 168.

Smokeless diamond, 190.

Snyder's powder, 193.

Sobrero discovered nitro-glycerine, 14.

Sodium nitrate, analysis of, 239.