| ReturnTo Theme-Group-Choice | Onelevelup |
| 2G042 | Investigating or analyzing non-biological materials by the use of chemical means | |
| G01N31/00 -31/22,124 | ||
| G01N31/00-31/22;31/124 | AA | AA00 TYPE OF INVESTIGATION OR ANALYSIS |
AA01 | AA03 | AA04 | AA05 | AA10 | |||||
| . Detecting, quantifying the components contained | . Investigating the chemical properties of materials | . . Investigating catalyst activity | . . Investigating material deterioration and history thereof | . Others | ||||||||
| BA | BA00 SUBJECT COMPONENTS (ELEMENT LEVELS, EXCLUDING METAL ELEMENTS) |
BA01 | BA02 | BA03 | BA04 | BA05 | BA06 | BA07 | BA08 | BA09 | BA10 | |
| . Carbon | . . Inorganic carbon | . . Organic carbon | . Hydrogen | . Nitrogen | . . Organic nitrogen (e.g., Kjeldahl method of nitrogen determination) | . Oxygen | . Sulfur | . Phosphorous | . Halogens | |||
| BA20 | ||||||||||||
| . Other specific non-metal elements | ||||||||||||
| BB | BB00 SUBJECT COMPONENTS (INORGANIC COMPONENTS, EXCLUDING METAL COMPOUNDS) |
BB01 | BB02 | BB03 | BB04 | BB05 | BB06 | BB07 | BB08 | BB09 | BB10 | |
| . Water and humidity | . Hydrogen (i.e., H2) | . Hydronium ions (i.e., H+) (pH) | . Carbon monoxide (i.e., CO) | . Carbon dioxide (i.e., CO2) and CO2-3 | . Ammonia (i.e., NH3) and ammonium ions (i.e., NH4+) | . NOx | . Nitrogen oxoacids (salts) (e.g., NO3-) | . Oxygen (i.e., O2) | . Ozone (i.e., O3) | |||
| BB11 | BB12 | BB13 | BB14 | BB15 | BB16 | BB17 | BB18 | BB19 | BB20 | |||
| . Hydrogen peroxide (e.g., H2O2) | . SOx | . Sulfur oxoacids (salts) | . Hydrogen sulfide (i.e., H2S) and sulfide ions (i.e., S2-) | . Boron compounds | . Phosphorous compounds | . Silicon compounds | . Halogen compounds | . Cyanide compounds | . Other specific inorganic components | |||
| BC | BC00 SUBJECT COMPONENTS (METAL ELEMENTS AND METAL COMPOUNDS) |
BC01 | BC02 | BC03 | BC04 | BC05 | BC06 | BC07 | BC08 | BC09 | BC10 | |
| . Alkali metals | . Alkaline earth metals (including water hardness) | . Rare earth metals and actinides | . Titanium, zirconium and hafnium | . Vanadium, niobium and tantalum | . Chromium, molybdenum and tungsten | . Manganese, technetium and rhenium | . Iron, cobalt and nickel | . Ruthenium, rhodium, palladium, osmium, iridium and platinum | . Copper, silver and gold | |||
| BC11 | BC12 | BC13 | BC14 | |||||||||
| . Zinc, cadmium and mercury | . Aluminum, gallium, indium and tellurium | . Germanium, tin and lead | . Arsenic, antimony and bismuth | |||||||||
| BD | BD00 SUBJECT COMPONENTS (ORGANIC COMPONENTS) |
BD01 | BD02 | BD03 | BD04 | BD05 | BD06 | BD07 | BD08 | BD09 | BD10 | |
| . Hydrocarbons | . Halogenated hydrocarbons | . Compounds containing oxygen | . . Alcohols | . . Phenols | . . Ethers | . . Peroxides | . . Aldehydes | . . Ketones, quinones and ketenes | . . Carboxylic acids (salts) | |||
| BD11 | BD12 | BD13 | BD14 | BD15 | BD16 | BD17 | BD18 | BD19 | BD20 | |||
| . . Esters | . Compound containing nitrogen | . . Amines, imines and ammonium compounds | . . Nitro and nitroso compounds | . Compounds containing sulfur | . Heterocyclic compounds | . Organometal compounds | . Macromolecular compound surfactants | . Natural substances | . Other specific organic components | |||
| BE | BE00 SUBJECT COMPONENTS (OTHERS) |
BE01 | BE02 | BE03 | BE04 | BE05 | BE10 | |||||
| . Acid substances in general | . Basic substances in general | . Oxidizing substances in general (e.g., oxidants) | . Reducing substances in general | . Ionizing substances in general (e.g., ion strength) | . Other components | |||||||
| CA | CA00 SAMPLES |
CA01 | CA02 | CA03 | CA04 | CA05 | CA06 | CA07 | CA08 | CA10 | ||
| . Air and exhaust gas | . Water, waste water and seawater | . Metal materials, alloys and semiconductors | . Concrete, ceramic and glass | . Minerals and soil | . Fuels and lubricating oils | . Synthetic resins and rubber | . Fats and paints | . Other samples | ||||
| CB | CB00 STATES OF THE SAMPLES |
CB01 | CB03 | CB04 | CB06 | CB10 | ||||||
| . Gas | . Liquid | . . Suspensions and emulsions | . Solid (including powders and granules) | . Other states | ||||||||
| DA | DA00 CHEMICAL REACTIONS USED |
DA01 | DA02 | DA03 | DA04 | DA05 | DA06 | DA07 | DA08 | DA09 | DA10 | |
| . Formation by precipitation | . Acid-base reactions and neutralization | . Oxidation and reduction | . . Combustion | . Thermal decomposition | . Complex forming reactions | . Catalytic reactions | . Color reactions (e.g., color production, fading and fluorescence) | . Photochemical reactions | . Other chemical reactions | |||
| EA | EA00 PRE-TREATMENT AND AUXILIARY HANDLING |
EA01 | EA02 | EA03 | EA04 | EA05 | EA06 | EA07 | EA08 | |||
| . Dissolving | . Separation and concentration of components | . . Extraction | . . Distillation | . . Vaporization and evaporation | . . Condensation | . . Filtering | . . Membrane separation | |||||
| EA11 | EA12 | EA13 | EA20 | |||||||||
| . Ashing | . Decoloring | . Masking (i.e., shielding) | . Other handling | |||||||||
| FA | FA00 REAGENTS |
FA01 | FA02 | FA03 | FA04 | FA05 | FA06 | FA07 | FA08 | FA09 | ||
| . Acids | . Bases | . Metal ion donors | . Oxidizing agents | . Reducing agents | . Complexing agents | . Catalysts | . . Oxidation catalysts | . . Reduction catalysts | ||||
| FA11 | FA12 | FA13 | FA14 | FA16 | FA17 | FA19 | FA20 | |||||
| . Indicators and coloring reagents (including pigments and dyes) | . . pH indicators | . . Oxidation and reduction indicators | . . Metal indicators | . Combustion promoting agents | . Surfactants | . Other inorganic compounds | . Other organic compounds | |||||
| FB | FB00 CONDITIONS UNDER WHICH REAGENTS ARE USED |
FB01 | FB02 | FB03 | FB04 | FB05 | FB06 | FB07 | FB08 | FB10 | ||
| . Used as gases (including mists) | . Used as liquids | . . Titration | . Used as solids | . Used held in carriers | . . Detecting tubes | . . Test paper (FC is also assigned) | . Made into micro-particles (e.g., microcapsules) | . Other conditions for use | ||||
| FC | FC00 TEST PAPER STRUCTURE |
FC01 | FC02 | FC03 | FC04 | FC05 | FC06 | FC07 | FC08 | FC09 | ||
| . Single-layer variants | . Multi-layer variants | . . Variants characterized by reagent layers per se | . . Variants characterized by component separating layers | . . Variants characterized by layers for controlling reagent dispersion | . . Variants having a layer to make observation easy | . . Variants having other distinctive layers | . Variants having members that are removed during use | . Variants for multiple items | ||||
| GA | GA00 REACTION CONDITIONS THAT ARE CONTROLLED |
GA01 | GA02 | GA03 | GA04 | GA05 | GA10 | |||||
| . Temperature | . Pressure | . Environment (e.g., introduction of inert gas) | . Concentration (e.g., limitations on reagent concentration) | . . pH | . Other conditions | |||||||
| HA | HA00 DISTINCTIVE POINTS OF APPARATUSES |
HA01 | HA02 | HA03 | HA04 | HA05 | HA06 | HA07 | HA08 | HA10 | ||
| . Containers | . . Reaction vessels | . Conveying apparatuses | . . Burettes | . Temperature control devices | . Mixing apparatuses | . Devices for observing reaction progress, results | . Manufacturing apparatuses (e.g., for test paper) | . Other distinctive points |