Ng-I2830

Cobalt silicofluoride

Ng-I2850

Cobalt sulfate-monohydrate

Ng-I2860

Cobalt (II) sulfate-crystal

Ng-I2870

Cobalt (II) sulfide

Ng-I2890

Cobalt titanate

Ng-I29

Cadmium chloride

Ng-I2901

Copper chromite

Ng-I2902

Copper metal-light turnings

Ng-I2904

Copper metal-fine powder

Ng-I2906

Copper

Ng-I2908

Copper metal-granular

Ng-I2909

Copper metal alloy-copper tin

Ng-I2930

Copper (I) bromide

Ng-I2940

Copper (II) carbonate

Ng-I2960

Copper (I) cyanide

Ng-I2970

Copper (I) iodide

Ng-I2980

Copper (I) oxide - red powder

Ng-I3

Aluminum nitrate

Ng-I30

Cadmium nitrate

Ng-I3010

Copper (II) sulfate - anhydrous powder