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chemical
More specific terms
NT1
↓
acid
►
▼
NT2
↓
diluted acid
NT2
↓
hydrochloric acid
NT1
↓
amalgam
NT1
↓
base (chemical)
NT1
↓
biochemical substance
►
▼
NT2
↓
amino acid
NT2
↓
carbohydrate
►
▼
NT3
↓
starch
NT2
↓
chlorophyll
NT2
↓
enzyme
NT2
↓
lipid
NT2
↓
nucleic acid
NT2
↓
protein
NT2
↓
steroid
NT2
↓
vitamin
NT1
↓
dissolved oxygen
NT1
↓
functional substance
NT1
↓
halogenated compound
NT1
↓
inorganic substance
►
▼
NT2
↓
ammonia
NT2
↓
ammonium
NT2
↓
carbon dioxide
►
▼
NT3
↓
carbonate
►
▼
NT4
↓
potash
NT2
↓
carbon monoxide
NT2
↓
chloride
NT2
↓
cyanide
NT2
↓
hydrochloric acid
NT2
↓
lead compound
NT2
↓
metal oxide
►
▼
NT3
↓
titanium dioxide
NT2
↓
nitrate
NT2
↓
nitrite
NT2
↓
nitrogen oxides
►
▼
NT3
↓
nitrogen dioxide
NT3
↓
nitrogen monoxide
NT3
↓
nitrogen oxide
NT2
↓
phosphate
NT2
↓
sulphate
NT2
↓
sulphide
►
▼
NT3
↓
hydrogen sulphide
NT2
↓
sulphur oxide
►
▼
NT3
↓
sulphur dioxide
NT3
↓
sulphur monoxide
NT2
↓
sulphuric acid
NT1
↓
insoluble substance
NT1
↓
ion
►
▼
NT2
↓
anion
NT2
↓
cation
NT1
↓
isomer
NT1
↓
isotope
NT1
↓
lipophilic substance
NT1
↓
metal
►
▼
NT2
↓
heavy metal
NT2
↓
non-metal
NT2
↓
semi-metal
NT1
↓
non-volatile substance
NT1
↓
nutrient medium
NT1
↓
organic substance
►
▼
NT2
↓
aliphatic compound
►
▼
NT3
↓
alicyclic compound
►
▼
NT4
↓
alicyclic hydrocarbon
NT3
↓
aliphatic hydrocarbon
NT2
↓
alkyl compound
NT2
↓
aromatic compound
►
▼
NT3
↓
aromatic hydrocarbon
►
▼
NT4
↓
benzene
NT2
↓
cyanate
NT2
↓
heterocyclic compound
►
▼
NT3
↓
dioxin
►
▼
NT4
↓
polychlordibenzo-p-dioxin
NT3
↓
triazine
►
▼
NT4
↓
atrazine
NT2
↓
hydrocarbon
►
▼
NT3
↓
alkane
►
▼
NT4
↓
methane
NT3
↓
polycyclic hydrocarbon
►
▼
NT4
↓
polycyclic aromatic hydrocarbon
►
NT2
↓
organic carbon
►
▼
NT3
↓
dissolved organic carbon
NT3
↓
total organic carbon
NT2
↓
organohalogen compound
►
▼
NT3
↓
halogenated hydrocarbon
►
▼
NT4
↓
chlorofluorocarbon
►
NT4
↓
halogenated biphenyl
►
NT4
↓
halogenated terphenyl
►
NT4
↓
organochlorine compound
►
NT2
↓
organometallic compound
►
▼
NT3
↓
organophosphorous compound
NT3
↓
organosilicon compound
NT3
↓
organotin compound
NT2
↓
organonitrogen compound
►
▼
NT3
↓
amine
►
▼
NT4
↓
nitrosamine
NT3
↓
amino acid
NT3
↓
nitro compound
►
▼
NT4
↓
peroxyacetylnitrate
NT3
↓
organic nitrogen
NT3
↓
purin
NT2
↓
organooxygen compound
►
▼
NT3
↓
alcohol
►
▼
NT4
↓
ethanol
NT3
↓
dioxin
►
▼
NT4
↓
polychlordibenzo-p-dioxin
NT3
↓
ether
NT3
↓
furan
►
▼
NT4
↓
polychlorinated dibenzofuran
NT3
↓
phenol
►
▼
NT4
↓
halogenated phenol
►
NT2
↓
organosulphur compound
NT2
↓
polymer
►
▼
NT3
↓
addition polymer
►
▼
NT4
↓
polyvinyl chloride
►
NT1
↓
oxide
►
▼
NT2
↓
sulphur dioxide
NT2
↓
titanium dioxide
NT1
↓
radioactive substance
►
▼
NT2
↓
radioelement
►
▼
NT3
↓
radionuclide
NT1
↓
salt
NT1
↓
surface active compound
NT1
↓
trace element
NT1
↓
volatile substance
►
▼
NT2
↓
volatile organic compound
NT1
↓
weakly degradable substance
Related terms
RT
⇆
chemical analysis
RT
⇆
environmental chemicals legislation
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химикат
Date of creation
14-Apr-2011
Accepted term
14-Apr-2011
Descendant terms
133
ARK
ark:/99152/t391yk8744w5lp
More specific terms
24
Alternative terms
0
Related terms
2
Notes
0
Metadata
BS8723-5
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Central terms
halogenated hydrocarbon
dioxin
nitro compound
aromatic hydrocarbon
carbonate
phenol
polycyclic hydrocarbon
furan
radionuclide
sulphur dioxide