ʻO ia ka mea i loaʻa kahi ʻano maikaʻi a holomua i ka makemake o ka mea kūʻai aku, hoʻomaikaʻi mau kā mākou hui i ka maikaʻi o kā mākou waiwai kūʻai e hoʻokō i nā makemake o nā mea kūʻai aku a hoʻoikaika hou aku i ka palekana, ka hilinaʻi, nā koi o ke kaiapuni, a me ka hana hou o Kina Wholesale China Mudanjiang Fengda H2c2o4 99.6 Industrial Grade Dihydrate Price Ethanedioic Oxalic Acid, Mālama kā mākou ʻoihana i ka ʻoihana palekana a paʻa i hui pū ʻia e ka ʻoiaʻiʻo a me ka ʻoiaʻiʻo e kōkua i ka mālama ʻana i nā pilina lōʻihi me kā mākou mea kūʻai.
ʻO ia hoʻi kahi ʻano maikaʻi a holomua i ka makemake o ka mea kūʻai aku, hoʻomaikaʻi mau kā mākou hui i ka maikaʻi o kā mākou waiwai kūʻai e hoʻokō i nā makemake o nā mea kūʻai aku a hoʻoikaika hou aku i ka palekana, ka hilinaʻi, nā koi o ke kaiapuni, a me ka hana hou o. Eia kekahi, hana ʻia kā mākou mau hoʻonā āpau me nā lako hana holomua a me nā kaʻina hana QC koʻikoʻi i mea e hōʻoia ai i ke kiʻekiʻe. Inā makemake ʻoe i kekahi o kā mākou waiwai, e ʻoluʻolu e hoʻokaʻaʻike mai iā mākou. E hana mākou i ka mea maikaʻi loa e hoʻokō i kāu mau pono.

Nā Nīnau i Nīnau Pinepine ʻia

Pono kōkua? E kipa aku i kā mākou mau kahua kākoʻo no nā pane i kāu mau nīnau!

Hiki iā mākou ke paʻi i kā mākou logo ma ka huahana?

ʻOiaʻiʻo, hiki iā mākou ke hana. E hoʻouna wale mai iā mākou i kāu hoʻolālā logo.

Ke ʻae nei ʻoe i nā kauoha liʻiliʻi?

ʻAe. Inā he mea kūʻai liʻiliʻi ʻoe a i ʻole e hoʻomaka ana i ka ʻoihana, makemake mākou e ulu pū me ʻoe. A ke kakali nei mākou e hana pū me ʻoe no kahi pilina lōʻihi.

Pehea ke kumukūʻai? Hiki iā ʻoe ke hoʻolilo iā ia i mea emi?

Hoʻolilo mau mākou i ka pono o ka mea kūʻai aku ma ke ʻano he mea nui loa. Hiki ke kūkākūkā ʻia ke kumukūʻai ma lalo o nā kūlana like ʻole, ke hōʻoiaʻiʻo nei mākou iā ʻoe e loaʻa ke kumukūʻai hoʻokūkū loa.

Ke hāʻawi nei ʻoe i nā laʻana manuahi?

Mahalo nui ʻia hiki iā ʻoe ke kākau iā mākou i nā loiloi maikaʻi inā makemake ʻoe i kā mākou huahana a me ka lawelawe, e hāʻawi mākou iā ʻoe i kekahi mau laʻana manuahi ma kāu kauoha aʻe.

Hiki iā ʻoe ke hāʻawi i ka manawa kūpono?

ʻOiaʻiʻo! Ua loea mākou i kēia laina no nā makahiki he nui, nui nā mea kūʻai aku e hana me aʻu no ka mea hiki iā mākou ke hāʻawi i nā waiwai i ka manawa a mālama i ka maikaʻi o nā waiwai!

Hiki iaʻu ke kipa i kāu ʻoihana a me ka hale hana ma Kina?

ʻAe. Ua hoʻokipa nui ʻia ʻoe e kipa i kā mākou hui ma Zibo, Kina. (1.5H kaʻa mai Jinan)

Pehea e hiki ai iaʻu ke kau i kahi kauoha?

Hiki iā ʻoe ke hoʻouna mai iā mākou i kahi nīnau i kekahi o kā mākou mau ʻelele kūʻai aku e kiʻi i ka ʻike kikoʻī o ke kauoha, a e wehewehe mākou i ke kaʻina hana kikoʻī. ʻO ke ʻano o ka hoʻopili ʻana o ka carbon monoxide oxalic acid
ʻAno Hoʻopili ʻana o ka Waikawa Oxalic
Ua hoʻohana mua kēia ʻano hana iā PdCl₂–CuCl₂–CuCl ma ke ʻano he mea hoʻoulu e hoʻokō i kahi hopena hoʻopili catalytic pae wai o ke kalapona monoxide, oxygen, a me ka ethanol ma 12 MPa a me 115 °C e hana i ka diethyl oxalate. ua lawe iā Pd/C ma ke ʻano he mea hoʻoulu e hoʻokō i kahi hopena hoʻopili o ka ethanol (a i ʻole butanol) me ke kalapona monoxide a me ka oxygen i ke alo o ka alkyl nitrite e hana i ka diethyl oxalate (a i ʻole dibutyl oxalate). ʻO nā kaulike hopena pili:
4CO+4C 2H 5 OH+O 2=2(COOC 2H 5 ) 2+2H 2O
4CO+4C 4H 9 OH+O 2=2(COOC 4 H 9) 2+2H 2O