E nānā i nā makuahine

Hōʻike hōʻike hōʻike no ka mālamaʻana i ka wai

Nā nahelē, e like memathylcellse (mc),hydrexypropropsl hydrolcellse (HPMC), aCarboxyMethyl cellulouse (cmc), ua hoʻohana pinepineʻia i nā noi likeʻole me nā mea lapaʻau e pili ana i nā lāʻau lapaʻau, kūkulu, a me nāʻoihana meaʻai. ʻO kekahi o nā waiwai koʻikoʻi o nā leka uila e hiki ai i ko lākou mau mea e mālama i ka wai,ʻo ia ka mea nui no kā lākou hana i kēia mau noi. Mālama ka wai wai i nā mea e noho ai ka mea i makemakeʻia i ka palapala i makemakeʻia a me nā hana maikaʻi, inā i kahi hopena i kahi maʻi, he gel, a iʻole he'āpana o kahi matrix.

Kūlana

1.Pinguli

ʻO ke kumu o ka ho'āʻoʻana i ka hōʻike o ka wai e helu ai i ka nui o ka wai i hiki i ka Eter Cellouse e hiki i nā kūlana kūikawā. He mea nui kēia waiwai no ka mea hiki iā ia ke hopena i ka hana hana, stability, a me ka hanaʻana o nā huahana cellouse ethers i nāʻano likeʻole.

2.Kahi Kahua

Hoʻoholoʻia ka hopena wai ma ke anaʻana o ke kaupaonaʻana o ka wai i paʻaʻia e ka cellouse eter i ka wā i hōʻikeʻia ai kahi hōʻike maʻamau. ʻO ka maʻamau,ʻo kahi kāwiliʻana o keʻano o ka cellouse e hoʻomākaukauʻia me ka wai, a laila i ka nui o ka wai wai i kālaiʻia ma lalo o ke kaomiʻana i lalo o keʻano ma lalo o ke kaomiʻana i lalo o ke kaomiʻana i lalo o keʻano ma lalo o keʻano ma lalo o keʻano ma lalo o keʻano ʻOi aku ka kiʻekiʻe o ka wai o ka wai,ʻo ka mea nui loa o ka hikiʻana o ka cellouse

3.Mea hana a me nā lako

Hōʻike Hōʻike Manaʻo:Callolseother pauku (ep, MC, HPMC, CMC)

Wai (ʻokoʻa)- e hoʻomākaukau i ka kāwili

ʻO ka wai mālama pono- kahi papa hana e mālama ai i ka wai hana maʻamau

Kaulike- e ana i ka sample a me ka wai

Nā pepa liʻiliʻi- No ka mālamaʻana i ka hoʻohālike

ʻO ka cylinder puka- No ke anaʻana i ka nui o ka wai

Kumu kumu- e pīpī i ka wai nui (eg, a me ke kāhiko pūlima a iʻole ke kaumaha)

Kauhulu- e nānā i ka manawa no ka mālamaʻana i ka wai

Thermost a iʻole incubator- E mālama i ka mahana o ka hōʻike (ma ka mahana o ka lumi, a puni 20-25 ° C)

4.Ke kaʻina hana

Ke hoʻomākaukauʻana i ka hoʻohālike:

Kaupaona i kahi nui o ka nui o ka pālolo

E kāwili i ka papa cellouse eter E hoʻomoʻi maikaʻi i ke kāwiliʻana e hōʻoia pono ai i ka paleʻana o ka lole a me ka hydration.

Aeʻae i ke kāwiliʻana i ka hydrate no kahi manawa o 30 mau minuke e hōʻoia ai i keʻano piha o ka cellouse eter.

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E hoʻonohonoho i nā mea mālama mālama wai:

E hoʻomākaukau i ka mea e hoʻopili ai i ka wai e waiho ana i kahi pepa kānana i ka waihona kiʻi kiʻi a iʻole nā ​​funnel.

Ninini i ka cellouse ether slurry i ka pepa kānana a hōʻoia i ka pālahalahaʻana.

Mālama i ka mālamaʻana:

E hoʻopili i ke kaomiʻana i ka sample a iʻole a iʻole ka hoʻohanaʻana i kahi paʻi wai-pohō. ʻO ka nui o ke kaomi e hoʻomauʻia ma nā hōʻike āpau.

Eʻae i ka'ōnaehana e huki no 5-10 mau minuke, i ka wā e hoʻokaʻawaleʻia ka wai nui mai ka slurry.

E hōʻiliʻili i ka wai kānana i loko o kahi cylinder puka.

Ke heluʻana o ka mālamaʻana i ka wai.

Ma hope o ka hoʻopauʻana o ke kaʻina hanaʻana, kaupaona i ka wai i hōʻiliʻiliʻia e hoʻoholo i ka nui o ka wai i nalowale.

E helu i ka nui o ka wai ma ka heluʻana i ka nui o nā wai manuahi mai ka nui o ka wai i hoʻohanaʻia ma kaʻano hoʻohālike.

E hoʻomaikaʻi:

Hana i ka hōʻike hōʻike ma Triplicate no kēlā me kēia cellulose eter sample e hōʻoia i nā hopena kūpono a me nā hopena hou. Hoʻohanaʻia ka waiwai o ka wai maʻamau no ka hōʻikeʻana.

5.ʻO ka ho'ākākaʻikepili

ʻO ka hopena o ka hōʻike hōʻike o ka wai e hōʻike pinepineʻia e like me ka pakeneka o ka wai i hoʻopaʻaʻia e ka helu cellouse eter. ʻO keʻano e helu ai i ka mālamaʻana o ka wai:

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Ua kōkua kēiaʻano hana i ka loiloiʻana i ka wai-wai-e paʻa ana i nā makuahine ma lalo o nā kūlana i hōʻikeʻia.

6.Nāʻokoʻa ho'āʻo

ʻO kekahi mauʻano likeʻole o ka hōʻike mālama nui o ka wai:

Ka manawa e hilinaʻi ana i ka manawaI loko o kekahi mau hihia, e anaʻia ka nohoʻana o ka wai ma nā manawa likeʻole (eg, 5, 15, 15 mau minuke

Keʻano o ka mana o keʻano:E hōʻikeʻia nā hoʻokolohua ma nāʻano likeʻole i hōʻikeʻia pehea e pili ana i ka wela o ka wai i ka wai.

7.ʻO nā mea e pili ana i ka mālamaʻana i ka wai

Hiki i kekahi mau mea ke hoʻokō i ka nui o ka wai o nā nalo o nā moloulse:

Viscosity:ʻO ka makemake o Willlouse me nāʻoi aku ka nui o ka viscosity kiʻekiʻe e mālama hou i ka wai hou.

Molele mollecular:ʻOi aku ka nui o nā mea kiʻekiʻe loa molecular kiʻekiʻe loa e loaʻa i ka nui o ka wai

Pae o ke kuhina:ʻO ka hoʻololiʻana o nā kalaka lole o nā naʻoka (e like, keʻano o ka middrolation a me hydroxx hoʻohui "

Ka nānāʻana o ka celllouse ether i ke kāwiliʻana:Nā kiʻekiʻe kiʻekiʻe o ka cellouse eter i ka hopena o ka hopena o ka wai maikaʻi.

8.Nā papaʻaina: Hōʻike i nā hopena

ʻAno hoʻohālike

Ka wai mua (ml)

Ka wai i hōʻiliʻiliʻia (ml)

Ka wai wai (%)

Mathylcellse (mc) 100 70 30%
Hydrexypropropsl hydrolcellse (HPMC) 100 65 35%
CarboxyMethyl cellulouse (cmc) 100 55 45%
He Kiaulu Min 100 60 40%

I kēiaʻano hoʻohālike, e hōʻike ana nā mea hōʻoia o ka wai i ka carboxymoyl cellulouse

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ʻO ka hōʻike mālama o ka wai no nā leka uila e pono ai keʻano o ka mana o ka wai e pono ai e ana i ka hiki ke hoʻopaʻa i ka wai. Kōkua nā hopena i ka hoʻoholoʻana i ka kūpono o ke kūponoʻana no nā noi kūikawā, e like me nāʻanoʻoihana nui. Ma ka hoʻoponoponoʻana i nā kaʻina hana hoʻokolohua, hiki i nā mea hana ke hōʻoia i ka hana kūlike o kā lākou huahana collulose a hāʻawi i nāʻikepili pono no ka hoʻomohala huahana.


Post Time: Feb-19-2025
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