Introducing a new way to navigate by topics. Access the latest news, data, publications and more around topics of interest.
Our population statistics cover age, sex, race, Hispanic origin, migration, ancestry, language use, veterans, as well as population estimates and projections.
This section provides information on a range of educational topics, from educational attainment and school enrollment to school districts, costs and financing.
We measure the state of the nations workforce, including employment and unemployment levels, weeks and hours worked, occupations, and commuting.
Our statistics highlight trends in household and family composition, describe characteristics of the residents of housing units, and show how they are related.
Health statistics on insurance coverage, disability, fertility and other health issues are increasingly important in measuring the nation's overall well-being.
We measure the housing and construction industry, track homeownership rates, and produce statistics on the physical and financial characteristics of our homes.
The U.S. Census Bureau is the official source for U.S. export and import statistics and regulations governing the reporting of exports from the U.S.
The U.S. Census Bureau provides data for the Federal, state and local governments as well as voting, redistricting, apportionment and congressional affairs.
Search an alphabetical index of keywords and phrases to access Census Bureau statistics, publications, products, services, data, and data tools.
Geography provides the framework for Census Bureau survey design, sample selection, data collection, tabulation, and dissemination.
Geography is central to the work of the Bureau, providing the framework for survey design, sample selection, data collection, tabulation, and dissemination.
Find resources on how to use geographic data and products with statistical data, educational blog postings, and presentations.
The Geographic Support System Initiative will integrate improved address coverage, spatial feature updates, and enhanced quality assessment and measurement.
Work with interactive mapping tools from across the Census Bureau.
Find geographic data and products such as Shapefiles, KMLs, TIGERweb, boundary files, geographic relationship files, and reference and thematic maps.
Metropolitan and micropolitan areas are geographic entities used by Federal statistical agencies in collecting, tabulating, and publishing Federal statistics.
Find information about specific partnership programs and learn more about our partnerships with other organizations.
Definitions of geographic terms, why geographic areas are defined, and how the Census Bureau defines geographic areas.
We conduct research on geographic topics such as how to define geographic areas and how geography changes over time.
Visit our library of Census Bureau multimedia files. Collection formats include audio, video, mobile apps, images, and publications.
Collection of audio features and sound bites.
The Census Bureau packages data and information into easy-to-understand visuals.
Browse Census Bureau images.
Read briefs and reports from Census Bureau experts.
Watch Census Bureau vignettes, testimonials, and video files.
Read research analyses from Census Bureau experts.
Access data through products and tools including data visualizations, mobile apps, interactive web apps and other software.
Developer portal to access services and documentation for the Census Bureau's APIs.
Explore Census Bureau data on your mobile device with interactive tools.
Find a multitude of DVDs, CDs and publications in print by topic.
These external sites provide more data.
Download extraction tools to help you get the in-depth data you need.
Learn more about our data from this collection of e-tutorials, presentations, webinars and other training materials. Sign up for training sessions.
Explore Census data with interactive visualizations covering a broad range of topics.
Learn how we serve the public as the most reliable source of data about the nation's people and economy.
How we provide the best mix of timeliness, relevancy, quality, and cost for the data we collect.
Our researchers explore innovative ways to conduct surveys, increase respondent participation, reduce costs, and improve accuracy.
Our surveys provide periodic and comprehensive statistics about the nation, critical for government programs, policies, and decisionmaking.
Learn about other opportunities to collaborate with us.
Explore the rich historical background of an organization with roots almost as old as the nation.
Explore prospective positions available at the Census Bureau.
Explore Census programs targeted for particular needs.
Discover the latest in Census Bureau data releases, reports, and events.
The Census Bureau's Director writes on how we measure America's people, places and economy.
Find interesting and quirky statistics regarding national celebrations and major events.
Listen to audio files on fun facts, historical figures, and celebrations of the month.
Find media toolkits, advisories, and all the latest Census news.
See what's coming up in releases and reports.
|Section VI - Chapter 38|
|Miscellaneous Chemical Products|
|1.||This chapter does not cover:|
|(a).||Separate chemically defined elements or compounds with the exception of the following:|
|(1). Artificial graphite (heading 3801);|
|(2). Insecticides, rodenticides, fungicides, herbicides, antisprouting products and plant-growth regulators, disinfectants and similar products put up as described in heading 3808;|
|(3). Products put up as charges for fire-extinquishers or put up in fire-extinguishing grenades (heading 3813);|
|(4). Certified reference materials specified in note 2 below;|
|(5). Products specified in note (3a) or (3c) below.|
|(b).||Mixtures of chemicals with foodstuffs or other substances with nutritive value, of a kind used in the preparation of human foodstuffs (generally, heading 2106);|
|(c).||Slag, ash and residues (including sludge, other than sewage sludge), containing metals, arsenic or their mixtures and meeting the requirements of note (3a) or (3b) to chapter 26 (heading 2620);|
|(d).||Medicaments (heading 3003 or 3004); or|
|(e).||Spent catalysts of a kind used for the extraction of base metals or for the manufacture of chemical compounds of base metals (heading 2620), spent catalysts of a kind used principally for the recovery of precious metal (heading 7112) or catalysts consistin g of metals or metal alloys in the form of, for example, finely divided powder or woven gauze (section XIV or XV).|
|2.||(a).||For the purposes of heading 3822, the expression certified reference materials means reference materials which are accompanied by a certificate which indicates the values of the certified properties, the methods used to determine these values and the deg ree of certainty associated with each value and which are suitable for analytical, calibrating or referencing purposes.|
|(b).||With the exception of the products of chapter 28 or 29, for the classifications of certified reference materials, heading 3822 shall take precedence over any other heading in the Schedule B.|
|3.||Heading 3824 includes the following goods which are not to be classified in any other heading of the export schedule:|
|(a).||Cultured crystals (other than optical elements) weighing not less than 2.5 g each, of magnesium oxide or of the halides of the alkali or alkaline-earth metals;|
|(b).||Fusel oil; Dippel's oil;|
|(c).||Ink removers put up in packings for retail sale;|
|(d).||Stencil correctors and other correcting fluids and correction tapes (other than those of heading 9612), put up in packings for retail sale; and|
|(e).||Ceramic firing testers, fusible (for example, Seger cones).|
|4.||Throughout the Schedule B, municipal waste means waste of a kind collected from households, hotels, restaurants, hospitals, shops, offices, etc., road and pavement sweepings, as well as construction and demolition waste. Municipal waste generally contai ns a large variety of materials such as plastics, rubber, wood, paper, textiles, glass, metals, food materials, broken furniture and other damaged or discarded articles. The term municipal waste, however, does not cover:|
|(a).||Individual materials or articles segregated from the waste, such as wastes of plastics, rubber, wood, paper, textiles, glass or metals and spent batteries, which fall in their appropriate headings of the Schedule B;|
|(c).||Waste pharmaceuticals, as defined in note 4(k) to chapter 30; or|
|(d).||Clinical waste, as defined in note 6(a) below.|
|5.||For the purposes of heading 3825, sewage sludge means sludge arising from urban effluent treatment plants and includes pre-treatment waste, scouring and unstabilized sludge. Stabilized sludge, when suitable for use as fertilizer, is excluded (chapter 31 ).|
|6.||For the purposes of heading 3825, the expression other wastes applies to:|
|(a).||Clinical waste, that is, contaminated waste arising from medical research, diagnosis, treatment or other medical, surgical, dental or veterinary procedures, which often contain pathogens and pharmaceutical substances and require special disposal procedures (for example, soiled dressings, used gloves and used syringes);|
|(b).||Waste organic solvents;|
|(c).||Wastes of metal pickling liquors, hydraulic fluids, brake fluids and anti-freezing fluids; and|
|(d).||Other wastes from chemical or allied industries. |
The expression “other wastes” does not, however, cover wastes which contain mainly petroleum oils or oils obtained from bituminous minerals (heading 2710).
|7.||For the purposes of heading 3826, the term biodiesel means mono-alkyl esters of fatty acids of a kind used as a fuel, derived from animal or vegetable fats and oils whether or not used.|
Subheading 3808.50 covers only goods of heading 3808, containing one or more of the following substances: aldrin (ISO); binapacryl (ISO); camphechlor (ISO) (toxaphene); captafol (ISO); chlordane (ISO); chlordimeform (ISO); chlorobenzilate (ISO); DDT (ISO)
(clofenotane (INN), 1,1,1-trichloro-2,2-bis(p-chlorophenyl)ethane); dieldrin (ISO, INN); 4,6-dinitro-o-cresol (DNOC (ISO)) or its salts; dinoseb (ISO), its salts or its esters; ethylene dibromide (ISO) (1,2-dibromoethane); ethylene dichloride (ISO) (1,2-di
chloroethane); fluoroacetamide (ISO); heptachlor (ISO); hexachlorobenzene (ISO); 1,2,3,4,5,6-hexachlorocyclohexane (HCH (ISO)), including lindane (ISO, INN); mercury compounds; methamidophos (ISO); monocrotophos (ISO); oxirane (ethylene oxide); parathion (
ISO); parathion-methyl (ISO) (methyl-parathion); pentachlorophenol (ISO), its salts or its esters; phosphamidon (ISO); 2,4,5-T (ISO) (2,4,5-trichlorophenoxyacetic acid), its salts or its esters; tributyltin compounds. |
Subheading 3808.50 also covers dustable powder formulations containing a mixture of benomyl (ISO), carbofuran (ISO) and thiram (ISO).
|2.||For the purposes of subheadings 3825.41 and 3825.49, waste organic solvents are wastes containing mainly organic solvents, not fit for further use as presented as primary products, whether or not intended for recovery of the solvents.|
|1.||For the purposes of heading 3824, the term biodiesel means fatty acid esters of a kind used as fuel, derived from animal or vegetable fats and oils, whether or not used.|
|Schedule B No. and Headings||Commodity Description||Unit of Quantity||Second Quantity|
|38||Miscellaneous Chemical Products|
|38.01||- Artificial graphite; colloidal or semi-colloidal graphite; preparations based on graphite or other carbon in the form of pastes, blocks, plates or other semimanufactures:|
|3801.10.0000||- - Artificial graphite||kg|
|3801.20.0000||- - Colloidal or semi-colloidal graphite||kg|
|3801.30.0000||- - Carbonaceous pastes for electrodes and similar pastes for furnace linings||kg|
|3801.90.0000||- - Other||kg|
|38.02||- Activated carbon; activated natural mineral products; animal black, including spent animal black:|
|3802.10.0000||- - Activated carbon||kg|
|3802.90||- - Other:|
|3802.90.1000||- - - Bone black||kg|
|3802.90.2000||- - - Activated clays and activated earths||kg|
|3802.90.5000||- - - Other||kg|
|3803.00.0000||- Tall oil, whether or not refined||kg|
|38.04||- Residual lyes from the manufacture of wood pulp, whether or not concentrated, desugared or chemically treated, including lignin sulfonates, but excluding tall oil of heading 3803:|
|3804.00.1000||- - Lignin sulfonic acid and its salts||kg|
|3804.00.5000||- - Other||kg|
|38.05||- Gum, wood or sulfate turpentine and other terpenic oils produced by the distillation or other treatment of coniferous woods; crude dipentene; sulfite turpentine and other crude para-cymene; pine oil containing alpha-terpineol as the main constituent:|
|3805.10.0000||- - Gum, wood or sulfate turpentine oils||liters|
|3805.90||- - Other:|
|3805.90.1000||- - - Pine oil||kg|
|3805.90.5000||- - - Other||kg|
|38.06||- Rosin and resin acids, and derivatives thereof; rosin spirit and rosin oils; run gums:|
|3806.10||- - Rosin and resin acids:|
|3806.10.0010||- - - Gum rosin||kg|
|3806.10.0050||- - - Other||kg|
|3806.20.0000||- - Salts of rosin, of resin acids or of derivatives of rosin or resin acids, other than salts of rosin adducts||kg|
|3806.30.0000||- - Ester gums||kg|
|3806.90.0000||- - Other||kg|
|3807.00.0000||- Wood tar; wood tar oils; wood creosote; wood naphtha; vegetable pitch; brewers' pitch and similar preparations based on rosin, resin acids or on vegetable pitch||kg|
|38.08||- Insecticides, rodenticides, fungicides, herbicides, antisprouting products and plant-growth regulators, disinfectants and similar products, put up in forms or packings for retail sale or as preparations or articles (for example, sulfur-treated bands, wi|
|3808.50.0000||- - Goods specified in subheading note 1 to this chapter||kg|
|- - Other:|
|3808.91.0000||- - - Insecticides||kg|
|3808.92.0000||- - - Fungicides||kg|
|3808.93.0000||- - - Herbicides, antisprouting products and plant-growth regulators||kg|
|3808.94.0000||- - - Disinfectants||kg|
|3808.99.0000||- - - Other||kg|
|38.09||- Finishing agents, dye carriers to accelerate the dyeing or fixing of dyestuffs and other products and preparations (for example, dressings and mordants), of a kind used in the textile, paper, leather or like industries, not elsewhere specified or includ|
|3809.10.0000||- - With a basis of amylaceous substances||kg|
|- - Other:|
|3809.91.0000||- - - Of a kind used in the textile or like industries||kg|
|3809.92.0000||- - - Of a kind used in the paper or like industries||kg|
|3809.93.0000||- - - Of a kind used in the leather or like industries||kg|
|38.10||- Pickling preparations for metal surfaces; fluxes and other auxiliary preparations for soldering, brazing or welding; soldering, brazing or welding powders and pastes consisting of metal and other materials; preparations of a kind used as cores or coatin|
|3810.10.0000||- - Pickling preparations for metal surfaces; soldering, brazing or welding powders and pastes consisting of metal and other materials||kg|
|3810.90.0000||- - Other||kg|
|38.11||- Antiknock preparations, oxidation inhibitors, gum inhibitors, viscosity improvers, anticorrosive preparations and other prepared additives, for mineral oils (including gasoline) or for other liquids used for the same purposes as mineral oils:|
|- - Antiknock preparations:|
|3811.11.0000||- - - Based on lead compounds||kg|
|3811.19.0000||- - - Other||kg|
|- - Additives for lubricating oils:|
|3811.21.0000||- - - Containing petroleum oils or oils obtained from bituminous minerals||kg|
|3811.29.0000||- - - Other||kg|
|3811.90.0000||- - Other||kg|
|38.12||- Prepared rubber accelerators; compound plasticizers for rubber or plastics not elsewhere specified or included, antioxidizing preparations and other compound stabilizers for rubber or plastics:|
|3812.10.0000||- - Prepared rubber accelerators||kg|
|3812.20.0000||- - Compound plasticizers for rubber or plastics||kg|
|3812.30.0000||- - Antioxidizing preparations and other compound stabilizers for rubber or plastics||kg|
|3813.00.0000||- Preparations and charges for fire-extinguishers; charged fire-extinguishing grenades||kg|
|3814.00.0000||- Organic composite solvents and thinners, not elsewhere specified or included; prepared paint or varnish removers||kg|
|38.15||- Reaction initiators, reaction accelerators and catalytic preparations, not elsewhere specified or included:|
|- - Supported catalysts:|
|3815.11.0000||- - - With nickel or nickel compounds as the active substance||kg|
|3815.12.0000||- - - With precious metal or precious metal compounds as the active substance||kg|
|3815.19.0000||- - - Other||kg|
|3815.90.0000||- - Other||kg|
|38.16||- Refractory cements, mortars, concretes, and similar compositions, other than products of heading 3801:|
|3816.00.0010||- - Of clay||kg|
|3816.00.0050||- - Other||kg|
|38.17||- Mixed alkylbenzenes and mixed alkylnaphthalenes, other than those of heading 2707 or 2902:|
|3817.00.1250||- - Mixed alkylbenzenes||kg|
|3817.00.2000||- - Mixed alkylnaphthalenes||kg|
|3818.00.0000||- Chemical elements doped for use in electronics, in the form of discs, wafers or similar forms; chemical compounds doped for use in electronics||kg|
|3819.00.0000||- Hydraulic brake fluids and other prepared liquids for hydraulic transmission, not containing or containing less than 70 percent by weight of petroleum oils or oils obtained from bituminous minerals||kg|
|3820.00.0000||- Antifreezing preparations and prepared deicing fluids||kg|
|3821.00.0000||- Prepared culture media for development or maintenance of microorganisms (including viruses and the like) or of plant, human or animal cells||kg|
|3822.00.0002||- Diagnostic or laboratory reagents on a backing, prepared diagnostic or laboratory reagents whether or not on a backing, other than those of heading 3002 or 3006; certified reference materials||X|
|38.23||- Industrial monocarboxylic fatty acids; acid oils from refining; industrial fatty alcohols:|
|- - Industrial monocarboxylic fatty acids; acid oils from refining:|
|3823.11.0000||- - - Stearic acid||kg|
|3823.12.0000||- - - Oleic acid||kg|
|3823.13.0000||- - - Tall oil fatty acids||kg|
|3823.19||- - - Other:|
|3823.19.2000||- - - - Derived from coconut, palm-kernel or palm oil||kg|
|3823.19.4000||- - - - Other||kg|
|3823.70||- - Industrial fatty alcohols:|
|- - - Derived from fatty substances of animal or vegetable origin:|
|3823.70.2000||- - - - Oleyl alcohol||kg|
|3823.70.4000||- - - - Other||kg|
|3823.70.6000||- - - Other||kg|
|38.24||- Prepared binders for foundry molds or cores; chemical products and preparations of the chemical or allied industries (including those consisting of mixtures of natural products), not elsewhere specified or included:|
|3824.10.0000||- - Prepared binders for foundry molds or cores||kg|
|3824.30.0000||- - Nonagglomerated metal carbides mixed together or with metallic binders||kg|
|3824.40.0000||- - Prepared additives for cements, mortars or concretes||kg|
|3824.50||- - Nonrefractory mortars and concretes:|
|3824.50.0010||- - - Wet||t|
|3824.50.0050||- - - Other||t|
|3824.60.0000||- - Sorbitol other than that of subheading 2905.44||kg|
|- - Mixtures containing perhalogenated derivatives of acyclic hydrocarbons containing two or more different halogens:|
|3824.71.0100||- - - Containing chlorofluorocarbons (CFCs), whether or not containing hydrochlorofluorocarbons (HCFCs), perfluorocarbons (PFCs) or hydrofluorocarbons (HFCs)||kg|
|3824.72.0000||- - - Containing bromochlorodifluoromethane, bromotrifluoromethane or dibromotetrafluoroethanes||kg|
|3824.73.0000||- - - Containing hydrobromofluorocarbons (HBFCs)||kg|
|3824.74.0000||- - - Containing hydrochlorofluorocarbons (HCFCs), whether or not containing perfluorocarbons (PFCs) or hydrofluorocarbons (HFCs), but not containing chlorofluorocarbons (CFCs)||kg|
|3824.75.0000||- - - Containing carbon tetrachloride||kg|
|3824.76.0000||- - - Containing 1,1,1-trichloroethane (methyl chloroform)||kg|
|3824.77.0000||- - - Containing bromomethane (methyl bromide) or bromochloromethane||kg|
|3824.78.0000||- - - Containing perfluorocarbons (PFCs) or hydrofluorocarbons (HFCs), but not containing chlorofluorocarbons (CFCs) or hydrochlorofluorocarbons (HCFCs)||kg|
|3824.79.0002||- - - Other||kg|
|- - Mixtures and preparations containing oxirane (ethylene oxide), polybrominated biphenyls (PBBs), polychlorinated biphenyls (PCBs), polychlorinated terphenyls (PCTs) or tris(2,3-dibromopropyl) phosphate:|
|3824.81.0000||- - - Containing oxirane (ethylene oxide)||kg|
|3824.82.0000||- - - Containing polychlorinated biphenyls (PCBs), polychlorinated terphenyls (PCTs) or polybrominated biphenyls (PBBs)||kg|
|3824.83.0000||- - - Containing tris (2,3-dibromopropyl) phosphate||kg|
|3824.90||- - Other:|
|- - - Cultured crystals (other than optical elements of chapter 90), weighing not less than 2.5 g each:|
|3824.90.1100||- - - - In the form of ingots||kg|
|3824.90.1900||- - - - Other||kg|
|3824.90.4100||- - - Fatty substances of animal or vegetable origin and mixtures thereof||kg|
|- - - Other:|
|- - - - Mixtures of halogenated hydrocarbons:|
|3824.90.5000||- - - - - Chlorinated but not otherwise halogenated||kg|
|3824.90.5595||- - - - - Other||kg|
|- - - - Other:|
|3824.90.7500||- - - - - Naphthenic acids, their water insoluble salts and their esters||kg|
|- - - - - Mixtures of acyclic, monohydric, unsubstituted alcohols:|
|3824.90.9210||- - - - - - Containing C11 or lower alcohols only||kg|
|3824.90.9240||- - - - - - Other||kg|
|3824.90.9261||- - - - - Mixtures consisting mainly of chemicals containing a phosphorus atom to which is bonded one methyl, ethyl, n-propyl or isopropyl group, but no other carbon atoms||kg|
|3824.90.9270||- - - - - Other||kg|
|38.25||- Residual products of the chemical or allied industries, not elsewhere specified or included; municipal waste; sewage sludge; other wastes specified in note 6 to this chapter:|
|3825.10.0000||- - Municipal waste||X|
|3825.20.0000||- - Sewage sludge||X|
|3825.30.0000||- - Clinical waste||X|
|- - Waste organic solvents:|
|3825.41.0000||- - - Halogenated||X|
|3825.49.0000||- - - Other||X|
|3825.50.0000||- - Waste of metal-pickling liquors, hydraulic fluids, brake fluids, and anti-freeze fluids||X|
|- - Other wastes from the chemical or allied industries:|
|3825.61.0000||- - - Mainly containing organic constituents||X|
|3825.69.0000||- - - Other||X|
|3825.90.0000||- - Other||X|
|3826.00.0000||- Biodiesel and mixtures thereof, not containing or containing less than 70% by weight of petroleum oils or oils obtained from bituminous materials||kg|