Harmonized System

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Section VI > Chapter 28 > Heading 2831

Explanatory notes

… 28.31 ‑ Dithionites and sulphoxylates. 2831.10 ‑ Of sodium 2831.90 ‑ Other Dithionites (hydrosulphites) are the … It may also be stabilised with acetone. Dithionites of potassium, calcium, magnesium and zinc , which may be stabilised by …

Section VI > Chapter 36 > Heading 3601

Explanatory notes

…         Black powder consists of an intimate mixture of potassium nitrate or sodium nitrate, sulphur and charcoal.         This powder, … and solvents, or from nitrocellulose to which barium nitrate or potassium nitrate, alkaline dichromates, …

Section XIII > Chapter 70

Section VI > Chapter 29 > Heading 2930

Section XVI > Chapter 85 > Heading 8507

Explanatory notes

… 8507.20 - Other lead‑acid accumulators 8507.30 - Nickel‑cadmium 8507.50 - Nickel-metal hydride 8507.60 - Lithium-ion 8507.80 - Other accumulators 8507.90 - Parts … Alkaline accumulators , in which the electrolyte is usually potassium, or lithium hydroxide or thionyl chloride and the …

Section VI > Chapter 29 > Heading 2927

Explanatory notes

… (A) DIAZO-COMPOUNDS This group of products includes : (1)   Diazonium salts . These are products of general formula RN 2 … strengths (e.g., by the addition of a neutral salt such as sodium sulphate) for the production of azo dyes. (2)   …

Section XVI > Chapter 85 > Heading 8549

Explanatory notes

… accumulators 8549.12 - -   Other, containing lead, cadmium or mercury 8549.13 - -   Sorted by chemical type and not containing lead, cadmium or mercury 8549.14 - - Unsorted and not containing lead, cadmium or mercury 8549.19 - -   Other             - Of a …

Section VI > Chapter 32 > Heading 3205

Explanatory notes

… or not soluble in water), on a base, generally mineral (barium sulphate, calcium sulphate, aluminium oxide, China clay, talc, silica, siliceous fossil …

Section XV > Chapter 72 > Heading 7210

Explanatory notes

… 7210.49 - - Other 7210.50 -    Plated or coated with chromium oxides or with chromium and chromium oxides               - Plated or coated with aluminium : 7210.61 - - Plated or coated with aluminium-zinc …

Section VI > Chapter 32 > Heading 3214

Explanatory notes

… components. One of these consists of an aqueous solution of sodium silicate and potassium-sodium silicate and the other of fillers (quartz powder, …

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