Class information for:
Level 4: CHEMISTRY, ANALYTICAL//TOXICOLOGY//ENVIRONMENTAL SCIENCES

Basic class information
Bar chart of Publication_year

Last years might be incomplete

Hierarchy of classes
The table includes all classes above and classes immediately below the current class.


Cluster id Level Cluster label #P
18 4 CHEMISTRY, ANALYTICAL//TOXICOLOGY//ENVIRONMENTAL SCIENCES 697102
27 3       ENVIRONMENTAL SCIENCES//TOXICOLOGY//CHEMOSPHERE 115610
87 3       CHEMISTRY, ANALYTICAL//JOURNAL OF CHROMATOGRAPHY A//JOURNAL OF CHROMATOGRAPHY 81655
157 3       BIOSENSOR//BIOSENSORS & BIOELECTRONICS//CHEMISTRY, ANALYTICAL 62951
184 3       METALLOTHIONEIN//LEAD//CADMIUM 56183
305 3       NSAIDS//TOXIC EPIDERMAL NECROLYSIS//NON STEROIDAL ANTI INFLAMMATORY DRUGS 41294
327 3       AIR POLLUTION//PARTICULATE MATTER//INHALATION TOXICOLOGY 38400
345 3       TOXICOLOGY//ATLA-ALTERNATIVES TO LABORATORY ANIMALS//1 HYDROXYPYRENE 36813
347 3       CHEMISTRY, ANALYTICAL//PRECONCENTRATION//PVC MEMBRANE 36737
364 3       APPLIED SPECTROSCOPY//CHEMOMETRICS AND INTELLIGENT LABORATORY SYSTEMS//NEAR INFRARED SPECTROSCOPY 35517
420 3       JOURNAL OF ANALYTICAL ATOMIC SPECTROMETRY//SPECTROCHIMICA ACTA PART B-ATOMIC SPECTROSCOPY//CHEMISTRY, ANALYTICAL 30211
447 3       PESTICIDES//PESTICIDE RESIDUES//HERBICIDE 26992
471 3       MOLECULARLY IMPRINTED POLYMER//MOLECULAR IMPRINTING//SOLID PHASE MICROEXTRACTION 25382
488 3       CARBON DOTS//CHEMOSENSOR//AGGREGATION INDUCED EMISSION 24001
526 3       PARAOXONASE//SULFUR MUSTARD//NERVE AGENTS 20813
558 3       CHLORAMPHENICOL//JOURNAL OF VETERINARY PHARMACOLOGY AND THERAPEUTICS//SALINOMYCIN 18101
619 3       HYDROGEN SULFIDE//CYANIDE//CASSAVA 13030
627 3       ACCREDITATION AND QUALITY ASSURANCE//PRESSURE SENSITIVE PAINT//CHEMISTRY, ANALYTICAL 12679
672 3       CLENBUTEROL//RACTOPAMINE//SOMATOTROPIN 9350
712 3       LINEAR ALKYLBENZENE SULFONATES//LAS//LINEAR ALKYLBENZENE SULFONATE 6106
718 3       TRIBUTYLTIN//IMPOSEX//ORGANOTIN 5277

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 CHEMISTRY, ANALYTICAL WoSSC 2545560 27% 35% 185789
2 TOXICOLOGY WoSSC 958506 12% 30% 81410
3 ENVIRONMENTAL SCIENCES WoSSC 537380 15% 15% 104670
4 JOURNAL OF CHROMATOGRAPHY A journal 375194 2% 58% 15591
5 ANALYTICA CHIMICA ACTA journal 310189 2% 55% 13439
6 BIOCHEMICAL RESEARCH METHODS WoSSC 248222 7% 15% 49861
7 TALANTA journal 213150 1% 55% 9376
8 ANALYT CHEM address 210509 2% 39% 13396
9 ANALYTICAL CHEMISTRY journal 201199 2% 37% 13493
10 CHEMOSPHERE journal 184998 1% 44% 10197

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Chemistry, Analytical 2545560 27% 35% 185789
2 Toxicology 958506 12% 30% 81410
3 Environmental Sciences 537380 15% 15% 104670
4 Biochemical Research Methods 248222 7% 15% 49861
5 Spectroscopy 95800 4% 12% 26795
6 Electrochemistry 88799 4% 12% 25739
7 Engineering, Environmental 47909 3% 10% 18778
8 Food Science & Technology 46231 4% 7% 28861
9 Public, Environmental & Occupational Health 42940 5% 7% 32587
10 Pharmacology & Pharmacy 36270 7% 5% 48299

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ANALYT CHEM 210509 2% 39% 13396
2 CHEM 111451 11% 7% 77613
3 ENVIRONM HLTH 54030 1% 27% 5326
4 CHEM CHEM ENGN 45928 2% 12% 13173
5 TOXICOL 45344 1% 24% 5116
6 ENVIRONM CHEM 39065 0% 46% 2075
7 ENVIRONM HLTH SCI 31883 0% 26% 3236
8 ENVIRONM TOXICOL 28181 0% 41% 1688
9 QUIM ANALIT 26935 0% 41% 1619
10 ANALYT SCI 24261 0% 41% 1457

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 JOURNAL OF CHROMATOGRAPHY A 375194 2% 58% 15591
2 ANALYTICA CHIMICA ACTA 310189 2% 55% 13439
3 TALANTA 213150 1% 55% 9376
4 ANALYTICAL CHEMISTRY 201199 2% 37% 13493
5 CHEMOSPHERE 184998 1% 44% 10197
6 JOURNAL OF CHROMATOGRAPHY 168544 1% 47% 8638
7 ANALYST 158988 1% 51% 7537
8 BIOSENSORS & BIOELECTRONICS 125684 1% 55% 5523
9 ENVIRONMENTAL TOXICOLOGY AND CHEMISTRY 124729 1% 57% 5242
10 BULLETIN OF ENVIRONMENTAL CONTAMINATION AND TOXICOLOGY 118213 1% 52% 5434

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 PESTICIDES 148678 1% 55% 6453 Search PESTICIDES Search PESTICIDES
2 BIOSENSOR 121391 1% 48% 6196 Search BIOSENSOR Search BIOSENSOR
3 CAPILLARY ELECTROPHORESIS 102066 1% 54% 4521 Search CAPILLARY+ELECTROPHORESIS Search CAPILLARY+ELECTROPHORESIS
4 SOLID PHASE EXTRACTION 83589 1% 57% 3516 Search SOLID+PHASE+EXTRACTION Search SOLID+PHASE+EXTRACTION
5 CADMIUM 81880 1% 37% 5465 Search CADMIUM Search CADMIUM
6 POLYCYCLIC AROMATIC HYDROCARBONS 75674 0% 55% 3314 Search POLYCYCLIC+AROMATIC+HYDROCARBONS Search POLYCYCLIC+AROMATIC+HYDROCARBONS
7 POLYCHLORINATED BIPHENYLS 71324 0% 73% 2303 Search POLYCHLORINATED+BIPHENYLS Search POLYCHLORINATED+BIPHENYLS
8 BISPHENOL A 71000 0% 71% 2367 Search BISPHENOL+A Search BISPHENOL+A
9 LEAD 69423 1% 39% 4443 Search LEAD Search LEAD
10 MOLECULARLY IMPRINTED POLYMER 66494 0% 83% 1871 Search MOLECULARLY+IMPRINTED+POLYMER Search MOLECULARLY+IMPRINTED+POLYMER

Core articles
The table includes core articles in the class. The following variables is taken into account for the relevance score of an article in a cluster c:
(1) Number of references referring to publications in the class.
(2) Share of total number of active references referring to publications in the class.
(3) Age of the article. New articles get higher score than old articles.
(4) Citation rate, normalized to year.

Classes with closest relation at Level 4


rank cluster_id2 link
1 3 GEOSCIENCES, MULTIDISCIPLINARY//GEOCHEMISTRY & GEOPHYSICS//METEOROLOGY & ATMOSPHERIC SCIENCES
2 8 POLYMER SCIENCE//CHEMISTRY, PHYSICAL//MATERIALS SCIENCE, MULTIDISCIPLINARY
3 17 BIOCHEMISTRY & MOLECULAR BIOLOGY//MICROBIOLOGY//JOURNAL OF BACTERIOLOGY
4 9 PLANT SCIENCES//FOOD SCIENCE & TECHNOLOGY//AGRONOMY
5 6 CHEMISTRY, ORGANIC//CHEMISTRY, INORGANIC & NUCLEAR//CHEMISTRY, MULTIDISCIPLINARY
6 0 ONCOLOGY//CELL BIOLOGY//BIOCHEMISTRY & MOLECULAR BIOLOGY
7 11 ECOLOGY//ZOOLOGY//MARINE & FRESHWATER BIOLOGY
8 24 REPRODUCTIVE BIOLOGY//VETERINARY SCIENCES//AGRICULTURE, DAIRY & ANIMAL SCIENCE
9 10 IMMUNOLOGY//TRANSPLANTATION//RHEUMATOLOGY
10 19 INFECTIOUS DISEASES//MICROBIOLOGY//VIROLOGY

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