|
|
Valid
from
|
Valid
to
|
| 51484 |
Other nitrile-function compounds
|
01.01.1991 |
09.09.9999 |
| 51485 |
Diazo-, azo-, and azoxy-compounds
|
01.01.1991 |
09.09.9999 |
| 51486 |
Organic derivatives of hydrazine or of hydroxylamine
|
01.01.1991 |
09.09.9999 |
| 51489 |
Compounds with other nitrogen function
|
01.01.1991 |
09.09.9999 |
| 51542 |
Thiocarbamates and dithiocarbamates
|
01.01.1991 |
09.09.9999 |
| 51543 |
Thiuram mono-, di- or tetrasulphides
|
01.01.1991 |
09.09.9999 |
| 51544 |
Methionine
|
01.01.1991 |
09.09.9999 |
| 51549 |
Other organo-sulphur compounds
|
01.01.1991 |
09.09.9999 |
| 51550 |
Other organo-inorganic compounds
|
01.01.1991 |
09.09.9999 |
| 51561 |
Lactams
|
01.01.1991 |
09.09.9999 |
| 51562 |
Coumarin, methylcoumarins and ethylcoumarins
|
01.01.1991 |
09.09.9999 |
| 51563 |
Other lactones
|
01.01.1991 |
09.09.9999 |
| 51569 |
Heterocyclic compounds with oxygen hetero-atom(s) only, n.e.s.
|
01.01.1991 |
09.09.9999 |
| 51571 |
Heterocyclic compounds with nitrogen hetero-atom(s) only,cont. ring
|
01.01.1991 |
09.09.9999 |
| 51572 |
Hydantoin and its derivatives
|
01.01.1991 |
09.09.9999 |
| 51573 |
Other heterocyclic compounds cont.an unfused imidazole ring,hydrogen.
|
01.01.1991 |
09.09.9999 |
| 51574 |
Heterocyclic compounds with nitrogen hetero-atom(s),cont.pyridine ring
|
01.01.1991 |
09.09.9999 |
| 51575 |
Heterocyclic compounds with nitrogen hetero-atom(s),cont. ring-system
|
01.01.1991 |
09.09.9999 |
| 51576 |
Heterocyclic comp.with nitrogen hetero-atom(s),cont.a pyrimidine ring
|
01.01.1991 |
09.09.9999 |
| 51577 |
Other heterocyclic compounds with nitrogen hetero-atom(s) only
|
01.01.1991 |
09.09.9999 |
| 51578 |
Heterocyclic compounds cont.a phenothiazine ring-system,hydrogenated
|
01.01.1991 |
09.09.9999 |
| 51579 |
Heterocyclic compounds, n.e.s.
|
01.01.1991 |
09.09.9999 |
| 51580 |
Sulphonamides
|
01.01.1991 |
09.09.9999 |
| 51612 |
Acetals,hemiacetals,with oxygen function,their halogenated derivatives
|
01.01.1991 |
09.09.9999 |
| 51613 |
Oxirane (ethylene oxide)
|
01.01.1991 |
09.09.9999 |
| 51614 |
Methyloxirane (propylene oxide)
|
01.01.1991 |
09.09.9999 |
| 51615 |
Other epoxides,epoxyalcohols,etc, 3-membered ring,their derivatives
|
01.01.1991 |
09.09.9999 |
| 51616 |
Acyclic,cyclanic,cyclenic,cycloterpenic etc;their derivatives
|
01.01.1991 |
09.09.9999 |
| 51617 |
Ether-alcohols,ether-phenols,ether-alcohol-phenols;peroxides;derivat.
|
01.01.1991 |
09.09.9999 |
| 51621 |
Acyclic aldehydes without other oxygen function
|
01.01.1991 |
09.09.9999 |
Statistical metainformation system
