Ngokwedatha yesiqhelo yamva nje, urhwebo lwaseTshayina lwe-dichloromethane (DCM) kunye ne-trichloromethane (TCM) ngoFebruwari ka-2025 kunye neenyanga ezimbini zokuqala zonyaka zibonakalise iindlela ezahlukeneyo, ezibonisa ukutshintsha kwemfuno yehlabathi kunye namandla emveliso yasekhaya.
I-Dichloromethane: Ithumela ngaphandle Ukukhula kweDrive
NgoFebruwari ka-2025, i-China yangenisa i-9.3 yeetoni ze-dichloromethane, ephawula ukunyuka okumangalisayo kwe-194.2% unyaka nonyaka. Nangona kunjalo, ukuthengwa kwempahla evela kumazwe angaphandle kweyongezelekayo ngoJanuwari-Februwari 2025 iyonke i-24.0 yeetoni, yehla nge-64.3% xa kuthelekiswa nexesha elifanayo ngo-2024.
Iimpahla ezithunyelwa ngaphandle zibalise ibali elahlukileyo. NgoFebruwari ubone i-16,793.1 yeetoni ze-DCM ezithunyelwa kumazwe angaphandle, i-74.9% inyuka unyaka nonyaka, ngelixa ukuthunyelwa kwamanye amazwe okwenyukayo kwiinyanga ezimbini zokuqala kufikelele kwi-31,716.3 yeetoni, inyuka ngama-34.0%. I-South Korea yavela njengendawo ephezulu yokusingwa ngoFebruwari, ingenisa iitoni ze-3,131.9 (i-18.6% yokuthunyelwa kwamanye amazwe), ilandelwa yiTurkey (i-1,675.9 yeetoni, i-10.0%) kunye ne-Indonesia (i-1,658.3 iitoni, i-9.9%). NgoJanuwari-Februwari, iSouth Korea igcine ukukhokela kwayo kunye neetoni ze-3,191.9 (10.1%), ngelixa iNigeria (i-2,672.7 iitoni, i-8.4%) kunye ne-Indonesia (i-2,642.3 iitoni, i-8.3%) inyuke kwi-rankings.
Ukunyuka okubukhali kokuthunyelwa kwe-DCM kumazwe angaphandle kugxininisa ukwanda kwemveliso yaseTshayina kunye namaxabiso akhuphisanayo kurhwebo lwehlabathi, ngakumbi kwizinyibilikisi zemizi-mveliso kunye nokusetyenziswa kwamayeza. Abahlalutyi babalula ukukhula kwimfuno eyongeziweyo evela kuqoqosho olusakhulayo kunye nohlengahlengiso lokubonelela kwiimarike eziphambili zaseAsia.
I-Trichloromethane: Ukuthunyelwa kwempahla kumazwe angaphandle kuyaYahla Gqamisa imingeni yeMarike
Urhwebo lweTrichloromethane lupeyintwe umfanekiso obuthathaka. NgoFebruwari 2025, i-China yangenisa ngaphandle i-0.004 yeetoni ze-TCM, ngelixa ukuthunyelwa ngaphandle kwehle nge-62.3% ngonyaka ukuya kwi-40.0 yeetoni. Ukungeniswa kwempahla kumazwe angaphandle kweyongezelekayo ngoJanuwari-Februwari kubonakalise lo mkhwa, kwehle nge-100.0% ukuya kwi-0.004 yeetoni, kunye nokuthunyelwa ngaphandle kwehle nge-33.8% ukuya kwi-340.9 yeetoni.
UMzantsi Korea ulawula ukuthunyelwa kwe-TCM kumazwe angaphandle, ukufunxa i-100.0% yokuthunyelwa kwempahla ngoFebruwari (iitoni ezingama-40.0) kunye ne-81.0% (iitoni ezingama-276.1) kwiinyanga ezimbini zokuqala. I-Argentina kunye neBrazil nganye yenza i-7.0% (ii-24.0 iitoni) zetotali ngoJanuwari-Februwari.
Ukwehla kweempawu ezithunyelwa ngaphandle kwe-TCM kuncitshiswe imfuno yehlabathi, enokuthi idityaniswe nemigaqo yokusingqongileyo ephelisa ukusetyenziswa kwayo kwizikhenkcisi kunye nolawulo olungqongqo kwizicelo ezinxulumene ne-chlorofluorocarbon (CFC). Abakhi-mkhanyo kushishino baqaphela ukuba ugqaliselo lwe-China kwiindlela ezizezinye eziluhlaza lusenokucinezela ngakumbi imveliso ye-TCM kunye norhwebo kwixesha eliphakathi.
Iimpembelelo zeMarike
Iindlela zokwahluka kwe-DCM kunye ne-TCM ziqaqambisa iintsingiselo ezibanzi kwicandelo lemichiza. Ngelixa i-DCM ixhamla kwizinto ezininzi zokwenza kunye nezinyibilikisi, i-TCM ijongene nemimoya ngenxa yoxinzelelo lozinzo. Indima ye-China njengomthengisi omkhulu we-DCM unokuqiniswa, kodwa izicelo ze-TCM ze-niche zinokubona ukuncipha okuqhubekayo ngaphandle kokuba usetyenziso olutsha lwemizi-mveliso luvela.
Abathengi behlabathi, ngakumbi e-Asiya nase-Afrika, kulindeleke ukuba baxhomekeke ngakumbi kubonelelo lwe-DCM yaseTshayina, ngelixa iimarike ze-TCM zinokutshintshela kubavelisi beekhemikhali ezikhethekileyo okanye imimandla enemigaqo-nkqubo engqongqo yokusingqongileyo.
Umthombo weenkcukacha: China Customs, February 2025
Ixesha lokuposa: Apr-17-2025