Harmonized System

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Section VI > Chapter 28 > Heading 2842

Explanatory notes

… or not chemically defined), other than azides. 2842.10 ‑ Double or complex silicates, including aluminosilicates … whether or not chemically defined 2842.90 ‑ Other Subject to the exclusions mentioned in the introduction to …

Section VI > Chapter 29 > Heading 2936

Explanatory notes

… S ub - Chapter XI PROVITAMINS, VITAMINS AND HORMONES GENERAL This sub-Chapter covers active substances which constitute a group of compounds of fairly …

Section VI > Chapter 28 > Heading 2826

Explanatory notes

… Sub-Chapter V SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND … or in sub‑Chapter IV (acid‑function metal hydroxides). Double or complex salts. Certain double or complex salts are …

Section XIV > Chapter 71 > Heading 7104

Explanatory notes

… and crystal structure as a particular natural stone (e.g., ruby, sapphire, emerald, diamond, piezo-electric quartz); or … which they resemble, e.g., yttrium aluminium garnet (YAG), cubic zirconia (CZ) and synthetic moissanite, all of which … method (HPHT), may display a characteristic truncated cuboctahedral shape where, in many cases, the original …

Section VI > Chapter 28 > Heading 2841

Explanatory notes

… with sodium hydroxide solution. Occurs as a white powder soluble in water, in aqueous solutions or in paste form. … hydroxide. White, micro‑crystalline masses, hygroscopic and soluble in water. Same uses as sodium aluminate. (c)  … and calcium oxide in an electric furnace; white powder, insoluble in water. Used in dyeing (mordant); for purifying …

Section VI > Chapter 29 > Heading 2933

Section X > Chapter 49 > Heading 4901

Explanatory notes

… thereof 4901.99 - - Other This heading covers virtually all publications and printed reading matter, illustrated or not, with the exception of publicity matter and products more specifically covered by …

Section VI > Chapter 28 > Heading 2836

Explanatory notes

… 2836.92 ‑ ‑ Strontium carbonate 2836.99 ‑ ‑ Other Subject to the exclusions mentioned in the introduction to … heading) occurs in white crystalline masses or in powder, soluble in hot water. It deteriorates in a humid atmosphere …

Section VI > Chapter 28 > Heading 2833

Explanatory notes

… 2833.40 ‑ Peroxosulphates (persulphates) (A) SULPHATES Subject to the exclusions mentioned in the introduction to … The decahydrate (Na 2 SO 4 .10H 2 O) is known as Glauber’s salt. Impure forms of disodium sulphate (90 ‑ 99 % …

Section VI > Chapter 28 > Heading 2843

Explanatory notes

… Sub-Chapter VI MISCELLANEOUS 28.43 ‑ Colloidal precious … containing both precious metals and other metals (e.g., double salts of a base metal and a precious metal, complex … Disilver oxide (Ag 2 O) is a brownish‑black powder slightly soluble in water, turning black on exposure to light.       …

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