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He aha ka hui petrochemical nui loa ma Kina?
I nā makahiki i hala iho nei, ua ulu wikiwiki ka ʻoihana petrochemical Kina, me ka nui o nā hui e hakakā nei no ka māhele mākeke. ʻOiai ʻoi aku ka liʻiliʻi o ka nui o kēia mau ʻoihana, ua hoʻokō kekahi i ke kū i waho o ka lehulehu a hoʻokumu iā lākou iho i alakaʻi ʻoihana. Ma kēia ʻatikala, ʻike mākou ...Heluhelu hou aku -
He aha ke ʻano o ka mākeke ma propylene oxide?
He mea koʻikoʻi ka propylene oxide (PO) i ka hana ʻana i nā pūhui kemika. ʻO kāna ʻano nui o nā noi e pili ana i ka hana ʻana i ka polyurethane, polyether, a me nā waiwai polymer-based. Me ka piʻi nui ʻana o nā huahana PO-based i nā ʻoihana like ʻole e like me ke kūkulu ʻana, ...Heluhelu hou aku -
ʻO wai ka mea hana nui loa o ka propylene oxide ma ka honua?
ʻO ka propylene oxide kahi ʻano mea waiwai nui a me nā mea waena, i hoʻohana nui ʻia i ka hana ʻana i nā polyether polyols, polyester polyols, polyurethane, polyester, plasticizers, surfactants a me nā ʻoihana ʻē aʻe. I kēia manawa, ua māhele nui ʻia ka hana o propylene oxide ...Heluhelu hou aku -
ʻO wai ka mea hana propylene oxide ma Kina?
ʻO ka propylene oxide (PO) kahi hui kemika maʻamau me nā noi ʻoihana he nui. ʻO Kina, he mea hana kaulana a me ka mea kūʻai aku o PO, ua ʻike i ka piʻi ʻana o ka hana a me ka ʻai ʻana i kēia pūhui i nā makahiki i hala. Ma kēia ʻatikala, ʻimi hohonu mākou i ka mea nāna e hana propylen...Heluhelu hou aku -
He aha ka mea like me ka acetone?
ʻO ka Acetone kahi ʻano mea hoʻoheheʻe kūlohelohe, i hoʻohana nui ʻia ma nā ʻano lāʻau lapaʻau, nā kemika maikaʻi, nā pena, a me nā mea ʻē aʻe. No laila, ʻoi aku ka nui o ka volatility a me ka solubility i ka wai. ...Heluhelu hou aku -
Hiki ke hana ʻia ka acetone mai ka isopropyl alcohol?
ʻO ka Acetone kahi mea hoʻoheheʻe organik i hoʻohana nui ʻia me nā ʻano hana ʻoihana like ʻole, me nā pena, nā mea hoʻopili, a me nā mea uila. ʻO ka waiʻona Isopropyl kekahi mea hoʻoheheʻe maʻamau i hoʻohana ʻia i nā ʻano hana hana. Ma kēia ʻatikala, e ʻimi mākou inā hiki ke hana ʻia ka acetone mai isopropyl alco...Heluhelu hou aku -
Ua like anei ka isopropanol me ka acetone?
ʻO Isopropanol a me ka acetone ʻelua mau mea hoʻohuihui maʻamau i loaʻa nā waiwai like akā nā ʻano molekala like ʻole. No laila, ʻo ka pane i ka nīnau "He like ka isopropanol me ka acetone?" maopopo ole. E nānā hou kēia ʻatikala i nā ʻokoʻa ma waena o isopropanol a ...Heluhelu hou aku -
Hiki iā ʻoe ke hoʻohui i ka isopropanol a me ka acetone?
I kēia ao, kahi e ulu nui ai ka hoʻohana ʻana i nā kemika i ko mākou ola i kēlā me kēia lā, he mea koʻikoʻi ka hoʻomaopopo ʻana i nā waiwai a me nā pilina o kēia mau mea. ʻO ka mea nui, ʻo ka nīnau inā hiki i kekahi ke hoʻohui i ka isopropanol a me ka acetone he hopena koʻikoʻi i loko o ka nui ...Heluhelu hou aku -
Pehea e hana ʻia ai ka isopropanol mai ka acetone?
ʻO Isopropanol kahi wai kala ʻole a hiki ke hoʻohana nui ʻia i nā ʻoihana like ʻole e like me nā solvents, rubbers, adhesives, a me nā mea ʻē aʻe. ʻO kekahi o nā ala mua e hana ai i ka isopropanol ma o ka hydrogenation o acetone. Ma kēia ʻatikala, e ʻimi hohonu mākou i kēia kaʻina hana. ʻO ka mua ...Heluhelu hou aku -
He aha nā waiwai kino o ka isopropanol?
ʻO Isopropanol kahi ʻano waiʻona, ʻike ʻia hoʻi ʻo isopropyl alcohol, me ke ʻano molekala C3H8O. He wai aniani ʻaʻole waihoʻoluʻu, me ke kaumaha molekala o 60.09, a me ka mānoanoa o 0.789. Hiki ke hoʻoheheʻe ʻia ka Isopropanol i ka wai a hui pū me ka ether, acetone a me ka chloroform. Ma ke ʻano he ʻano o ...Heluhelu hou aku -
ʻO ka isopropanol kahi huahana o ka fermentation?
ʻO ka mea mua, ʻo ka fermentation kahi ʻano kaʻina hana olaola, kahi hana koʻikoʻi paʻakikī o ka hoʻololi ʻana i ke kō i carbon dioxide a me ka waiʻona ma lalo o nā kūlana anaerobic. Ma kēia kaʻina hana, hoʻoheheʻe ʻia ke kō i loko o ka ethanol a me ka carbon dioxide, a laila ʻoi aku ka ethanol ...Heluhelu hou aku -
He aha ka isopropanol i hoʻololi ʻia?
ʻO Isopropanol kahi wai waihoʻoluʻu ʻole, ʻalohilohi me kahi ʻala hoʻonāukiuki ikaika. He wai hikiwawe a hoʻoheheʻe ʻia i ka lumi wela. Hoʻohana nui ʻia ia i ka hana ʻana i nā mea ʻala, nā solvents, antifreezes, a me nā mea ʻē aʻe.Heluhelu hou aku
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