-
![Bis[2-Hydroxyethyl] imino Tris-(Hydroxymethyl)-methane CAS:6976-37-0](https://cdn.globalso.com/xindaobiotech/图片169.png)
Bis[2-Hydroxyethyl] imino Tris-(Hydroxymethyl)-methane CAS:6976-37-0
Bis[2-Hydroxyethyl] imino Tris-(Hydroxymethyl)-methane, yomwe imadziwika kuti bicine, ndi mankhwala omwe ali ndi mphamvu zotetezera. Amagwiritsidwa ntchito kwambiri m'mafakitale osiyanasiyana asayansi ndi mafakitale. Bicine imagwira ntchito ngati chowongolera pH, kuthandiza kusunga pH yokhazikika mu mayankho ndikupereka mikhalidwe yabwino kwambiri ya zochita za biochemical. Imagwiritsa ntchito mu kuyesa kwa enzyme, media yokhudza chitukuko cha maselo, njira zoyeretsera mapuloteni, electrophoresis, ndi ma formulations a mankhwala.
-
4-Nitrophenyl-alpha-D-glucopyranoside CAS:3767-28-0
4-Nitrophenyl-alpha-D-glucopyranoside ndi mankhwala omwe amagwiritsidwa ntchito kwambiri poyesa ndi kuyesa zinthu za biochemical. Ndi chinthu chomwe chingagawidwe ndi ma enzyme ena, monga glycosidases, kuti atulutse chinthu chomwe chingathe kuzindikirika. Kapangidwe kake kamakhala ndi molekyulu ya shuga (alpha-D-glucose) yolumikizidwa ndi gulu la 4-nitrophenyl. Mankhwalawa nthawi zambiri amagwiritsidwa ntchito pophunzira ndikuyesa ntchito ya ma enzyme omwe amagwira ntchito mu kagayidwe ka chakudya ndi njira za glycosylation.
-
Tricine CAS: 5704-04-1 Mtengo wa Wopanga
Tricine ndi mankhwala a zwitterionic organic okhala ndi formula ya mankhwala C6H13NO5S. Amagwiritsidwa ntchito kwambiri ngati chotetezera, makamaka mu ntchito za biochemical ndi zamoyo. Chinthu chodziwika bwino cha Tricine ndi mphamvu yake yapadera yotetezera pa pH ya asidi pang'ono, zomwe zimapangitsa kuti ikhale yothandiza kwambiri mu zoyeserera zomwe zimafuna malo okhazikika komanso olondola a pH. Amagwiritsidwa ntchito kwambiri mu protein electrophoresis, njira za biology ya molecular, kuyesa kwa enzyme, ndi njira zosungira maselo. Tricine imathandiza kusunga mikhalidwe yabwino kwambiri pazochitika zosiyanasiyana zamoyo, kuonetsetsa kuti zotsatira zolondola komanso zodalirika pakufufuza ndi kusanthula.
-
Egtazic acid CAS: 67-42-5 Mtengo wa Wopanga
Ethylenebis (oxyethylenitrilo)tetraacetic acid (EGTA) ndi mankhwala ophera tizilombo omwe amagwiritsidwa ntchito kwambiri mu kafukufuku wa zamoyo ndi mankhwala. Ndi mankhwala opangidwa omwe amachokera ku ethylenediamine ndi ethylene glycol. EGTA ili ndi mphamvu yayikulu pa ma ayoni achitsulo osakanikirana, makamaka calcium, ndipo imagwiritsidwa ntchito kwambiri pophera ndi kusonkhanitsa ma ayoni awa m'njira zosiyanasiyana monga mu chitukuko cha maselo, kuyesa ma enzyme, ndi njira za biology ya molecular. Mwa kumangirira ku calcium ndi ma ayoni ena achitsulo, EGTA imathandiza kuwongolera kuchuluka kwawo, motero kumakhudza njira zosiyanasiyana za biochemical.
-
METHYL-BETA-D-GALACTOPYRANOSIDE CAS:1824-94-8
Methyl-beta-D-galactopyranoside ndi mankhwala omwe nthawi zambiri amachokera ku galactose. Ndi mtundu wa beta-D-galactose wopangidwa ndi methyl, pomwe gulu la methyl limalowa m'malo mwa gulu limodzi la hydroxyl la molekyulu ya shuga. Kusintha kumeneku kumasintha mawonekedwe a galactose, ndikupangitsa kuti ikhale yokhazikika komanso yoyenera kugwiritsidwa ntchito mosiyanasiyana mu biochemistry ndi biology ya molekyulu. Methyl-beta-D-galactopyranoside imagwiritsidwa ntchito kwambiri ngati gawo loyambira mu kuyesa kwa enzyme, makamaka mu maphunziro okhudzana ndi ntchito ya beta-galactosidase. Imagwiritsidwanso ntchito ngati chofufuzira cha molekyulu kuti iphunzire kuzindikira kwa chakudya ndi kuyanjana, makamaka munjira zoyendetsedwa ndi lectin.
-
HDAOS CAS: 82692-88-4 Mtengo wa Wopanga
HDAOS (N-(2-Hydroxy-3-sulfopropyl)-3,5-dimethoxyaniline sodium salt) ndi mankhwala omwe amagwiritsidwa ntchito kwambiri m'magawo osiyanasiyana, kuphatikiza kupanga zinthu zachilengedwe, mankhwala, ndi sayansi ya zinthu. Ili ndi mphete ya phenyl yomwe imalowetsedwa m'malo mwa gulu la hydroxy, gulu la sulfonic, ndi magulu awiri a methoxy. HDAOS nthawi zambiri imapezeka mu mawonekedwe a mchere wa sodium, kusonyeza kukhalapo kwa sodium cation yogwirizana ndi gulu la sulfonic.
-
4-(2-hydroxyethyl)piperazine-1-ethane-sulfon.ac. hemiso.S CAS:103404-87-1
4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid hemisodium salt, yomwe imadziwikanso kuti CAPSO Na, ndi mankhwala omwe amagwiritsidwa ntchito kwambiri ngati chotetezera mu biochemical ndi molecular biology. Ndi mchere wa zwitterionic womwe umathandiza kuwongolera ndikusunga pH yokhazikika mkati mwa mtundu winawake. CAPSO Na imagwirizana ndi machitidwe achilengedwe, zomwe zimapangitsa kuti ikhale yoyenera kuyesa ma enzyme osiyanasiyana, njira zoyeretsera mapuloteni, komanso njira zolerera maselo. Imagwiritsidwanso ntchito mu njira za electrophoresis ndipo imadziwika kuti pH yake ndi yokhazikika komanso imagwirizana ndi ma enzyme.
-
PHENYL-1-THIO-β-D-GALACTOPYRANOSIDE CAS:16758-34-2
PHENYL-1-THIO-β-D-GALACTOPYRANOSIDE, yomwe imadziwikanso kuti phenyl thio galactopyranoside, ndi mankhwala omwe ali m'gulu la ma glycosides. Ndi galactose derivative yomwe imakhala ndi shuga wa galactopyranose womwe umalumikizidwa ndi gulu la phenylthio pa anomeric carbon. Mankhwalawa amagwiritsidwa ntchito kwambiri mu kafukufuku wa biochemical ngati substrate ya ma enzyme omwe amathira glycosidic bonds. Amagwira ntchito ngati substrate yopangira kuphunzira ntchito ya enzymatic ya glycosidases ndikudziwa kulunjika kwawo, kinetics, ndi kuletsa. PHENYL-1-THIO-β-D-GALACTOPYRANOSIDE nthawi zambiri imagwiritsidwa ntchito mu colorimetric ndi fluorometric assays kuti azindikire kukhalapo kapena kuyeza ntchito ya ma glycosidases osiyanasiyana m'zitsanzo zamoyo. Kuchuluka kwa madzi m'thupi la chinthu ichi pogwiritsa ntchito ma enzyme enaake kumapanga chizindikiro chomwe chingathe kuwerengedwa. Chifukwa cha gulu lake lokhazikika la phenylthio, PHENYL-1-THIO-β-D-GALACTOPYRANOSIDE imatha kusamalidwa mosavuta ndikusungidwa popanda kuwonongeka, zomwe zimapangitsa kuti ikhale njira yabwino yogwiritsira ntchito mayeso a enzyme ndi kafukufuku.
-
Dipso sodium CAS:102783-62-0 Mtengo wa Wopanga
3-[N,N-Bis(hydroxyethyl)amino]-2-hydroxypropanesulphonic acid sodium salt, yomwe imadziwikanso kuti BES sodium salt, ndi mankhwala omwe amagwiritsidwa ntchito kwambiri pofufuza zamankhwala ndi kugwiritsa ntchito mankhwala. Ndi chinthu chochokera ku sulfonic acid chomwe chimakhala ndi sodium salt, zomwe zimapangitsa kuti chisungunuke m'madzi komanso chikhale chokhazikika m'madzi.
Mchere wa sodium wa BES uli ndi formula ya mamolekyulu a C10H22NNaO6S ndi kulemera kwa mamolekyulu pafupifupi 323.34 g/mol. Nthawi zambiri umagwiritsidwa ntchito ngati chotetezera chifukwa cha kuthekera kwake kusunga pH yokhazikika mu mayankho.
Katunduyu amadziwika ndi mphamvu zake zabwino kwambiri zopewera kusintha kwa pH komwe kumachitika chifukwa cha kusungunuka kapena kuwonjezeredwa kwa ma acid ndi ma base. Amagwiritsidwa ntchito kwambiri mu zochita za biological ndi enzyme, cell culture media, protein cleansing, ndi ntchito zina zomwe kuwongolera pH molondola ndikofunikira.
-
Bis-tris hydrochloride CAS:124763-51-5
Bis-tris hydrochloride ndi mankhwala okhala ndi mphamvu zotetezera zomwe zimagwiritsidwa ntchito kwambiri mu kafukufuku wa biochemical ndi biological. Amathandiza kusunga pH yokhazikika ndipo amagwiritsidwa ntchito mu protein electrophoresis, kuyesa ntchito za enzyme, culture ya maselo, ndi ma pharmaceutical formulations. Ntchito yake yayikulu ndikukana kusintha kwa pH pamene ma acid kapena maziko awonjezedwa ku yankho, zomwe zimapangitsa kuti ikhale chida chofunikira kwambiri pa ntchito zosiyanasiyana zasayansi ndi mafakitale.
-
4-NITROPHENYL-ALPHA-D-MANNOPYRANOSIDE CAS:10357-27-4
4-Nitrophenyl-alpha-D-mannopyranoside ndi mankhwala ochokera ku shuga wa mannose. Amapangidwa ndi molekyulu ya mannose yolumikizidwa ku gulu la nitrophenyl. Katunduyu nthawi zambiri amagwiritsidwa ntchito mu kafukufuku wa zamoyo ndi zamankhwala monga gawo lothandizira kuzindikira ndi kuyeza ntchito ya ma enzyme. Makamaka, angagwiritsidwe ntchito kuphunzira ntchito ya ma enzyme omwe amathira hydrolyze kapena kusintha ma substrates okhala ndi mannose. Gulu la nitrophenyl lomwe limalumikizidwa ku molekyulu ya mannose limalola kuyeza ntchito ya ma enzyme poyang'anira kutulutsidwa kwa nitrophenyl moiety. Katunduyu amagwiritsidwa ntchito kwambiri poyesa ma enzyme omwe amagwira ntchito mu kagayidwe ka chakudya kapena njira za glycosylation.
-
Tris Base CAS: 77-86-1 Mtengo wa Wopanga
Tris Base, yomwe imadziwikanso kuti Tromethamine kapena THAM, ndi chinthu chachilengedwe chomwe chimagwiritsidwa ntchito kwambiri m'munda wa biochemistry ndi molecular biology. Ndi ufa woyera, wa kristalo womwe umasungunuka kwambiri m'madzi ndipo uli ndi fungo la amine. Tris Base nthawi zambiri imagwiritsidwa ntchito ngati chotetezera kuti pH ikhale yokhazikika muzoyesera zosiyanasiyana zamoyo ndi njira, monga maphunziro a DNA ndi mapuloteni. Ingagwiritsidwenso ntchito popanga mankhwala komanso popanga zinthu zomwe zimagwira ntchito pamwamba. Ponseponse, Tris Base ndi gawo lofunikira kwambiri m'ma laboratories ambiri komwe kusunga pH yeniyeni ndikofunikira.
