Carboxylic Acid - China Export Customs Data

Carboxylic Acid - China Export Customs Data

Boitsebiso ka Carboxylic Acid

Carboxylic acid ke motsoako oa tlhaho o nang le sehlopha sa carboxyl (C(O)OH). Mokhoa o akaretsang oa asiti ea carboxylic ke R-C(O)OH,' me R e bua ka molek'hule (mohlomong e kholo haholo). Li-carboxylic acid li etsahala haholo 'me li kenyelletsa li-amino acid (tse etsang liprotheine) le acetic acid (eo e leng karolo ea asene mme e etsahala metabolism).

Matsoai le li-ester tsa carboxylic acid li bitsoa carboxylates. Ha sehlopha sa carboxyl se theohile, setsi sa eona sa conjugate se etsa anion ea carboxylate. Li-ion tsa carboxylate li tsitsitse-resonance, 'me botsitso bona bo eketsehileng bo etsa hore li-carboxylic acid li be le asiti ho feta lino tse tahang. Li-carboxylic acid li ka bonoa e le mefuta e fokotsehileng kapa ea alkylated ea Lewis acid carbon dioxide; tlas'a maemo a mang li ka ba decarboxylated ho hlahisa carbon dioxide.

Lintlha tse qaqileng tsa data ea kantle ho naha ea China

China e fana ka lintlha tse latelang: Ex port, HS code, thepa, khoeli ea thomello, khoutu ea khoebo, lebitso la khoebo, palo, theko, yuniti, sebaka seo u eang ho sona (naha ea tlhaho). boema-kepe ba phatlalatso, mekhoa ea khoebo, lipalangoang, naha ea lipalangoang, fekse, zip, lengolo-tsoibila, motho eo u ka ikopanyang le eena, mofuta oa khoebo, aterese, joalo-joalo , lintlha tsena kaofela li se li khona ho fana ka sechaba ka bongata ka meetlo.

Boleng ba data ea kantle ho naha ea China

1. Mahlale a leano la ho etsa le ho fumana barekisi
2. Lekola sehlahisoa se secha kapa tlhahiso e ncha, ho khoneha ha nts'etsopele ea 'maraka
3. Sebetsana le 'maraka o fapaneng, etsa leano le atlehileng la theko
4. Lekola bahlolisani, litšobotsi tsa khoebo le mekhoa ea khoebo
5. Fokotsa litšenyehelo tsa kantle ho naha

Mabapi le k'hamphani ea rona

Kenyelletso ea Global Trade Online Limited
Global Trade Online Limited - ba ikitlaelletsa mosebetsi oa bona o tiileng ka lilemo tse supileng 'me e se e ntse e le moetapele lefapheng la data ea khoebo ea lefats'e. Global Trade Online Limited ke eona e nang le polokelo ea litaba e kholo ka ho fetisisa lefatšeng ea lipalo-palo tsa khoebo eo e seng e ntse e le sesebelisoa se matla sa hore re be seporofeshenale se susumetsang khoebo ea machaba.
Ho tloha ka 2007 Global Trade Online Limited e sebelisana 'moho le Piers ho kopanya lisebelisoa tsa bareki ba lefats'e le libaka le lintlha tsa ho kenya le ho romela kantle ho naha. Global Trade Online Limited e fana ka ts'ebeletso ea boeletsi khoebong ea machabeng le khoebong e amanang le eona ka polokelong ea litaba e kholo ka ho fetisisa ea lefats'e ea mahlale a kantle ho naha, 'me e tla ba tšimoloho ea qeto ea maano a mahlale a khoebo.

Melao-motheo ea rona ha e sebetse

1. Matla a Botšepehi -- Botšepehi ke motheo oa tsohle tseo re li etsang.

2. Matla a Boleng -- Re ipehela le ho finyella lipakane tsa maemo a holimo.

3. Matla a ho sebetsa 'moho -- Re thusana ho atleha.

4. Matla a Boikarabello -- Re amohela boikarabelo ba rona.

Molemo oa Rōna

1. Tšimoloho ea molao e netefalitse botšepehi, tsoelo-pele le lebelo le potlakileng la ntlafatso ea letsatsi.

2. Moeletsi oa litsebi o fana ka tharollo e nepahetseng ho bareki ba fapaneng.

3. Lepetjo la rona ke "botšepehi bo tla pele", u tla fumana seo u se bonang pele u reka.

Tlhahlobo ea thepa ea kantle ea China

Potso efe kapa efe ka kopo ikopanye le rona mahala, re tla u fa litšebeletso tse ntle ka ho fetisisa.

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