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