??????????????????? - ??????

??????????????. 5 ?3 ??????????84 ?. ???21 ??????????. ???????????????. ???????????????.







????????? - ???????
???????. ????????????? l. ???? ????? ... ??????????????. ???????????????. ???? ...
????????? - ??
?????????????????????????????????. ??????????????????????????9 ?21 ??23. ???????????22 ?1.5 ...
?????????????????????????????? ...

???????????
?????????. ????????. ??????. ?????????. ?????????. ?????????. ?????????. ?????. ????????? ...
23949 - World Bank Document
?. ?. ?. ?. ?. ?. ?. ??????????????????????????????????. ???????????????????????. 1.??. ???? ...
Infection and Vaccine ????? - ??????????
???????????????????????. ?????????????????????????. ?????????????????????????. ?? ...
???????????? - ????????
: ??????: ?,????????????,?????. ???????????????????????????????. ???,??????????????? ...
????????????????????????????
???????????. ????????????????????????????????????. ????????????????????????????? ...
?????????? - UNCTAD
???????????????????????????????????. ???????????????????????????????????.
TD/B/CI/CLP/28 - UNCTAD
????. ?????????????????????????????????. ??????????????????????????????? ...
THÈSE
TDI (Toluene Di-Isocyanate) is widely used in the production of polyurethanes and it is to be handled carefully due to its toxic effects on the human health ...
MDI HDI Fact Sheet - Texas Commission on Environmental Quality
- Production of Toluene di-isocyanate (TDI): Dep. TD 5. Toluene diisocyanate is obtained through the reaction between 2,4 toluenediamine (TDA) ...