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  1. Home
  2. About CBP
  3. Laboratories and Scientific Services
  4. Technical Documents: Laboratory Methods

Technical Documents: Laboratory Methods

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Note: Chapters with no associated methods are not listed.

Chapter 3: Fish and crustaceans, molluscs and other aquatic Invertebrates

Chapter 4: Dairy produce; birds eggs; natural honey; edible products of animal origin, not elsewhere specified or included

Chapter 7: Edible vegetables and certain roots and tubers

Chapter 8: Edible fruit and nuts; peel of citrus fruit or melons

Chapter 9: Coffee, tea, maté and spices

Chapter 11: Products of the milling industry; malt; starches; inulin; wheat gluten

Chapter 12: Oil seeds and oleaginous fruits; miscellaneous grains, seeds and fruits; industrial or medicinal plants; straw and fodder

Chapter 15: Animal or vegetable fats and oils and their cleavage products prepared edible fats; animal or vegetable waxes

Chapter 17: Sugars and sugar confectionery

Chapter 18: Cocoa and cocoa preparations

Chapter 19: Preparations of cereals, flour, starch or milk; bakers' wares

Chapter 20: Preparations of vegetables, fruit, nuts or other parts of plants

Chapter 21: Miscellaneous edible preparations

Chapter 22: Beverages, spirits and vinegar

Chapter 24: Tobacco and manufactured tobacco substitutes

Chapter 25: Salt; sulfur; earths and stone; plastering materials, lime and cement

Chapter 26: Ores, slag and ash

Chapter 27: Mineral fuels, mineral oils and products of their distillation; bituminous substances; mineral waxes

Chapter 28: Inorganic chemicals; organic or inorganic compounds of precious metals, of rare earth metals, of radioactive elements or of isotopes

Chapter 29: Organic chemicals

Chapter 30: Pharmaceutical products

Chapter 31: Fertilizers

Chapter 32: Tanning or dyeing extracts; tannins and their derivatives; dyes, pigments and other coloring matter; paints and varnishes; putty and other mastics; inks

Chapter 33: Essential oils and resinoids; perfumery, cosmetic or toilet preparations

Chapter 34: Soap, organic surface-active agents, washing preparations, lubricating preparations, artificial waxes, prepared waxes, polishing or scouring preparations, candles and similar articles, modeling pastes, "dental waxes" and dental preparations with a basis of plaster

Chapter 35: Albuminoidal substances; modified starches; glues; enzymes

Chapter 38: Miscellaneous chemical products

Chapter 39: Plastics and articles thereof

Chapter 40: Rubber and articles thereof

Chapter 41: Raw hides and skins (other than furskins) and leather

Chapter 42: Articles of leather; saddlery and harness; travel goods, handbags and similar containers; articles of animal gut (other than silkworm gut)

Chapter 43: Furskins and artificial fur; manufactures thereof

Chapter 44: Wood and articles of wood; wood charcoal

Chapter 45: Cork and articles of cork

Chapter 46: Manufactures of straw, of esparto or of other plaiting

Chapter 47: Pulp of wood or of other fibrous cellulosic material; waste and scrap of paper or paperboard

Chapter 48: Paper and paperboard; articles of paper pulp, of paper or of paperboard

Chapter 49: Printed books, newspapers, pictures and other products of the printing industry; manuscripts, typescripts and plans

Chapter 50: Silk

Chapter 51: Wool, fine or coarse animal hair; horsehair yarn and woven fabric

Chapter 52: Cotton

Chapter 53: Other vegetable textile fibers; paper yarn and woven fabric of paper yarn

Chapter 54: Man-made filaments

Chapter 55: Man-made staple fibers

Chapter 56: Wadding, felt and nonwovens; special yarns, twine, cordage, ropes and cables and articles thereof

Chapter 57: Carpets and other textile floor coverings

Chapter 58: Special woven fabrics; tufted textile fabrics; lace, tapestries; trimmings; embroidery

Chapter 59: Impregnated, coated, covered or laminated textile fabrics; textile articles of a kind suitable for industrial use

Chapter 60: Knitted or crocheted fabrics

Chapter 61: Articles of apparel and clothing accessories, knitted or crocheted

Chapter 62: Articles of apparel and clothing accessories, not knitted or crocheted

Chapter 63: Other made up textile articles; sets; worn clothing and worn textile articles; rags

Chapter 64: Footwear, gaiters and the like; parts of such articles

Chapter 65: Headgear and parts thereof

Chapter 66: Umbrellas, sun umbrellas, walking sticks, seatsticks, whips, riding-crops and parts thereof

Chapter 67: Prepared feathers and down and articles made of feathers or of down; artificial flowers; articles of human hair

Chapter 68: Articles of stone, plaster, cement, asbestos, mica or similar materials

Chapter 69: Ceramic products

Chapter 70: Glass and glassware

Chapter 71: Natural or cultured pearls, precious or semi-precious stones, precious metals, metals clad with precious metal and articles thereof; imitation jewelry; coin

Chapter 72: Iron and steel

Chapter 73: Articles of iron or steel

Chapter 74: Copper and articles thereof

Chapter 75: Nickel and articles thereof

Chapter 76: Aluminum and articles thereof

Chapter 78: Lead and articles thereof

Chapter 79: Zinc and articles thereof

Chapter 80: Tin and articles thereof

Chapter 81: Other base metals; cermets; articles thereof

Chapter 85: Electrical machinery and equipment and parts thereof; sound recorders and reproducers, television image and sound recorders and reproducers, and parts and accessories of such articles

Chapter 87: Vehicles other than railway or tramway rolling stock and parts and accessories thereof

Chapter 94: Furniture; Bedding, Mattresses, Mattress Supports, Cushions and Similar Stuffed Furnishings; Lamps and Fittings, Not Elsewhere Specified or Included; Illuminated Signs, Illuminated Nameplates and The Like; Prefabricated Buildings

  • Last Modified: January 24, 2023