Harmonized System

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Section IV > Chapter 21 > Heading 2103 > 2103.90

Section VI > Chapter 28 > Heading 2812

Explanatory notes

… and chloride oxides : 2812.11 ‑ ‑ Carbonyl dichloride (phosgene) 2812.12 ‑ ‑ Phosphorus oxychloride 2812.13 ‑ ‑ Phosphorus trichloride …

Section VI > Chapter 29 > Heading 2931

Explanatory notes

… Tributyltin compounds             - Non-halogenated organo-phosphorous derivatives : 2931.41 ‑ ‑ Dimethyl … 2931.48 ‑ ‑ 3,9-Dimethyl-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5.5] undecane 3,9-dioxide 2931.49 ‑ ‑ Other   … ‑ ‑ O-(3-chloropropyl) O-[4-nitro-3-(trifluoromethyl)phenyl] methylphosphonothionate 2931.54 ‑ ‑ Trichlorfon …

Section VI > Chapter 29 > Heading 2939

Explanatory notes

… nicomorphine (INN), oxycodone (INN), oxymorphone (INN), pholcodine (INN), thebacon (INN) and thebaine; salts thereof … alkaloids are complex organic bases; they have a strong physiological action. Some are obtained by synthesis. They … maleate. (2)   Ergotamine (INN) (12’-hydroxy-2’-methyl-5’α-(phenylmethyl) ergotaman-3’,6’,18-trione). Used as a …

Section VI > Chapter 29 > Heading 2936

Explanatory notes

… of the animal and vegetable organism. They have mainly a physiological action and are used in medicine or industry …

Section VI > Chapter 28 > Heading 2842

Explanatory notes

… light, and decomposed by heat. Used in electroplating; in photography; in dyeing or printing (in particular to prevent … , e.g., chlorobromides, chloroiodides, chloroiodates, chlorophosphates, chlorochromates and chlorovanadates . These … crystals, soluble in water. Used in agriculture (against phylloxera) and in chemical analysis. (b)   Alkali …

Section VI > Chapter 28 > Heading 2804

Explanatory notes

… less than 99.99 % of silicon 2804.69 - - Other 2804.70 - Phosphorus 2804.80 - Arsenic 2804.90 - Selenium (A) HYDROGEN … is a soft flexible solid obtained by treating mineral phosphates mixed with sand and carbon in an electric …

Section VI > Chapter 34 > Heading 3402

Explanatory notes

… eye, (2) it has separated into visually distinguishable phases or (3) it has separated into a transparent part and a … at an interface; in this state they display a number of physico-chemical properties, particularly surface activity … amino-sulphonic, amino-sulphuric and amino-phosphoric acids. (II) SURFACE-ACTIVE PREPARATIONS, WASHING …

Section VI > Chapter 28 > Heading 2811

Explanatory notes

… stable nitrogen oxide. A powerful oxidising agent. (IJ) PHOSPHORUS COMPOUNDS (1)   Phosphinic acid (hypophosphorous acid) (H 3 PO 2 ). Lamellar … on exposure to air; a powerful reducing agent. (2)   Phosphonic acid (phosphorous acid) (H 3 PO 3 ). Deliquescent …

Section VI > Chapter 28 > Heading 2843

Explanatory notes

… metals , analogous to the compounds of sub‑Chapter V. (III) Phosphides, carbides, hydrides, nitrides, silicides and … it is packed in dark‑coloured opaque containers. Used in photography, in the manufacture of ceramics, in medicine and …

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