Ubuhlalu/ama-granules angenambala, amhlophe, noma adayiwe
112926-00-8
O2Si
60.0800018311
601-214-2
| Ukutholakala: | |
|---|---|
DESCRIPTION
I-Silica Gel iyi- porous kakhulu, ifomu le-granular ye-silicon dioxide (SiO₂) esetshenziswa kabanzi njenge- desiccant, i-adsorbent yomswakama, kanye nokusekelwa kwe-catalyst ezimbonini ezihlukahlukene. eyaziwa ngokumunca umswakama kahle kakhulu, ukuzinza kwe-thermal, kanye nokungabi namandla kwamakhemikhali Ijeli ye-silica, ..
Itholakala ngobuhlalu, ama-granules, noma impushana , ijeli ye-silica ayinambala noma idayiwe (imvamisa eluhlaza okwesibhakabhaka, osawolintshi, noma okumhlophe) ukukhombisa amazinga okugcwala komswakama, okuyenza ifaneleke ezimbonini, ezekhemisi, zikagesi, nezinhlelo zokupakisha..
Igama lomkhiqizo: I-Silica Gel
I-Chemical Formula: SiO₂·nH₂O
Inombolo ye-CAS: 7631-86-9
Isisindo se-Molecular: 60.08 g/mol (SiO₂)
Ikhodi ye-HS: 28182000
Ukubukeka: Ubuhlalu/ama-granules angenambala, amhlophe, noma adayiwe
Iphunga: Ayinaphunga
I-Solubility: Ayincibiliki emanzini nasezincibilikisini eziningi
| Kwesakhiwo | Ukucaciswa Okujwayelekile |
|---|---|
| Indawo engaphezulu | 700–800 m²/g |
| Ivolumu yePore | 0.4–0.5 mL/g |
| Umswakama Adsorption | 25-35% (ngesisindo ku-25°C, 100% RH) |
| Usayizi Wezinhlayiyana | 2-5 mm ubuhlalu noma 0.2-0.5 mm granules |
| Umbala | Okumhlophe, okuluhlaza okwesibhakabhaka (okukhombisa umswakama), okuwolintshi (okukhombisa umswakama) |
| Ukuminyana kwenqwaba | 0.7–0.8 g/cm³ |
Ijeli ye-silica ikhiqizwa ngokufaka i-acidifying izixazululo ze-sodium silicate , kulandelwa i-gelation, ukuwashwa, ukomiswa, nokuvula . Ukulawulwa kwekhwalithi kuqinisekisa usayizi wezinhlayiyana ezifanayo, umthamo ophezulu wokukhangisa, nokungcola okuncane.
Ukuqinisekiswa kwekhwalithi kuhlanganisa:
Ukuhlolwa kokukhangiswa komswakama
Usayizi wezinhlayiya nokuhlaziywa kokuminyana kwenqwaba
Ukuhlanzeka kwamakhemikhali nokuhlolwa kwe-pH
Ukulandeleka kweqoqo nge-COA
Amabanga atholakalayo:
Ibonisa i-silica Gel (ukushintsha umbala)
Ijeli ye-Silica engabonisi
IBanga Lezemithi
Ibanga Lemboni
Ivikela ama-electronics, amathuluzi, nezimpahla ezipakishiwe kusukela kumswakama
Ivimbela ukugqwala nokukhula kwesikhunta endaweni yokugcina nokuthunyelwa
Okujwayelekile emaphaketheni, ekuthumeleni, nasekugcinweni
Igcina umswakama ophansi kuthebhulethi kanye nesitoreji se-capsule
Igcina ukudla, amavithamini, nezinto ezifakwa emanzini
Usekelo lwe-Catalyst lokusabela kwamakhemikhali
I-Adsorbent yokomisa amagesi noketshezi
Ingxenye ku-chromatography nezinqubo zokuhlukanisa
I-ejenti yokomisa yama-solvents nama-reagents
Isetshenziswa ekuhlanganiseni kwamakhemikhali nezinqubo zokuhlaziya
Izinketho zokupakisha:
10 g – 1 kg amasaka okupakisha
Izikhwama ezingama-25 kg ezizosetshenziswa ezimbonini
Ukupakisha ngokwezifiso kuyatholakala
Imibandela Yesitoreji:
Gcina endaweni epholile, eyomile futhi engenawo umoya
Gcina iziqukathi zivalwe ngokuqinile ukuze uvimbele ukusakazwa komswakama
Gwema ukuthintana ngqo nama-asidi nezisekelo eziqinile
Impilo Yeshelufu: Izinyanga ezingama-36 ngaphansi kwezimo ezifanele zokugcina
Imvamisa ayinabo ubuthi futhi ine-inert yamakhemikhali
Gwema ukuhogela izimpushana ezinhle
Sebenzisa amagilavu namamaski othuli lapho uphethe impushana eningi
Gcina kude nama-asidi aqinile nezisekelo
Bheka ku- SDS / MSDS ukuze uthole ulwazi oluningiliziwe lokuphepha
Amadokhumenti atholakalayo:
I-COA (Isitifiketi Sokuhlaziya)
I-SDS / MSDS
REACH ukuhambisana
I-FDA ne-USP (yebanga lezemithi)
✔ Umthamo we-adsorption ophezulu kanye nekhwalithi engaguquki
✔ Ifanele izicelo zezimboni, ezemithi, nezokupakisha
✔ Amasayizi amaningi wezinhlayiya kanye nezinketho ezikhombisayo / ezingabonisi
✔ Ukunikezwa okuthembekile nezintengo ezincintisanayo
✔ Ukulawulwa kwekhwalithi okuqinile kanye nokulandeleka kwenqwaba
Q1: Isetshenziselwa ini ijeli ye-silica?
Ngokuyinhloko isetshenziswa njenge-desiccant, i-adsorbent yomswakama, nokusekelwa kwe-catalyst.
Q2: Ingabe ijeli ye-silica ingasetshenziswa kabusha?
Yebo, ijeli ye-silica ingavuselelwa ngokushisisa ku-120–150°C ukuze kukhishwe umswakama omuncwe.
Q3: Ingabe iphephile ukudla nemithi?
Ijeli ye-silica yezinga lezemithi iphephile futhi ivamise ukusetshenziswa kumathebulethi, i-capsule, kanye nokupakishwa kokudla.
Q4: Kufanele igcinwe kanjani?
Gcina ezitsheni ezingangeni moya endaweni epholile, eyomile, nengena umoya ukuze ulondoloze umthamo we-adsorption.
okuqukethwe akunalutho!