Harmonized System

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1973 results for "办一个焊工证多少钱<办证网址:bzw985.com>-哪里买办一个焊工证多少钱<办证网址:bzw985.com>-临河办一个焊工证多少钱哪里有-哪里办办一个焊工证多少钱Nc"

Section VI > Chapter 29 > Heading 2903

Section VI > Chapter 36 > Heading 3603

Explanatory notes

… percussion caps or firing tubes consist generally of two concentric metal or cardboard tubes containing two different …

Section VI > Chapter 38 > Heading 3823

Explanatory notes

… a small proportion of unsaturated fatty acids. This heading includes, inter alia  : (1)   Commercial stearic acid … which have been subjected to vacuum distillation in the presence of steam as part of a refining process.  Fatty acid …

Section XVI > Chapter 84 > Heading 8405

Explanatory notes

… cutting metals, chemical synthesis, etc.). The heading also includes producer gas generators specially constructed for … with a refractory lining or a water-cooled double wall enclosing a grate (either of fixed, shaking or revolving … flow of air and steam is regulated so that combustion is incomplete.  The decomposition of the water and the …

Section XII > Chapter 64 > Heading 6401

Explanatory notes

… screwing, plugging or similar processes. 6401.10 - Footwear incorporating a protective metal toe-cap               - … by the processes named in the heading. The heading includes footwear constructed to protect against penetration …

Section XV > Chapter 73 > Heading 7302

Explanatory notes

… products. The heading covers all lengths of such rails including bull head rails, flange (or flat‑bottomed) rails, … which may be cast or otherwise obtained, are used at the junctions or intersections of the permanent way. (3)   Iron … and they remain in the heading whether or not drilled, punched, slotted, or fitted with chairs or sole plates, or …

Section XVI > Chapter 85 > Heading 8540

Explanatory notes

…               ‑ Cathode‑ray television picture tubes, including video monitor cathode‑ray tubes : 8540.11 ‑ ‑ … envelope may contain two or more systems with different functions (compound valves). The envelopes are of glass, … or metal or of combinations of these materials and may incorporate means of cooling (cooling fins, water …

Section VI > Chapter 29 > Heading 2901

Explanatory notes

… pure. The saturated acyclic hydrocarbons of this heading include : (1) Ethane (C 2 H 6 ) with two atoms of carbon. To … to fifteen atoms of carbon are liquid. The most important include :       (i)     Pentenes (amylenes).       (ii)    … a series with two or more double bonds.        They include :        (a)  Propadiene (allene ) (C 3 H 4 )        …

Section VI > Chapter 32 > Heading 3211

Explanatory notes

… products usually consist of a chemical drier (lead borate, zinc naphthenate, zinc oleate, manganese dioxide, cobalt … etc.) with a filler, e.g., gypsum (solid driers), or of the concentrated solutions of these substances in gum, wood or sulphate turpentine, white …

Section IV > Chapter 18 > Heading 1805

Explanatory notes

… added sugar or other sweetening matter. The heading includes, inter alia , cocoa powder obtained after treating the nibs, paste or powder with alkaline substances (carbonate of sodium or potassium, etc.) to increase its solubility (soluble cocoa). Cocoa powder …

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