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4-Nitrophenyl beta-D-galactpyranoside CAS: 200422-18-0
4-Nitrophenyl beta-D-galactopyranoside (ONPG) bụ ngwakọta kemịkalụ a na-ejikarị na nyocha enzymatic iji chọpụta ọnụnọ na ọrụ nke enzyme β-galactosidase.Ọ bụ mkpụrụ maka β-galactosidase, nke na-agbaji molekul iji wepụta ngwaahịa edo edo, o-nitrophenol.Enwere ike tụọ mgbanwe agba n'ụdị spectrophotometric, na-enye ohere ikpebi ọnụọgụgụ nke ọrụ enzyme.A na-eji ogige a eme ihe n'ọtụtụ ebe na usoro ihe ọmụmụ ihe omimi na nyocha biochemistry iji chọpụta ọrụ β-galactosidase na ịmụpụta mkpụrụ ndụ ihe nketa na ụkpụrụ.
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3- (cyclohexylamino) -2-hydroxy-1-propanesuhicic acid CAS: 73463-39-5
3- (cyclohexylamino) -2-hydroxy-1-propanesuhicic acid bụ ngwakọta kemịkalụ nwere usoro molekụla C12H23NO3S.Ọ bụ nke ezinụlọ nke ogige mara dị ka sulfonic acid.Ngwakọta a pụrụ iche nwere otu cyclohexylamino, otu hydroxy, na moiety propanesuhicic acid.A na-eji ya na ngwa ụlọ ọrụ dị iche iche, gụnyere dị ka ngọngọ ụlọ na njikọ organic na dịka reagent na nyocha ọgwụ.Nhazi na akụrụngwa pụrụ iche nke ogige ahụ na-eme ka ọ dabara maka mmeghachi omume kemịkalụ na nyocha sayensị.
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![Sodium 2-[(2-aminoethyl) amino] ethanesulphonate CAS: 34730-59-1](//cdn.globalso.com/xindaobiotech/图片943.png)
Sodium 2-[(2-aminoethyl) amino] ethanesulphonate CAS: 34730-59-1
Sodium 2-[(2-aminoethyl)amino]ethanesulphonate bụ ngwakọta kemịkalụ nke a na-akpọkarị taurine sodium.Ọ bụ ngwakọta organic nke nwere molekul taurine nke etinyere na atom sodium.Taurine n'onwe ya bụ ihe amino acid na-emekarị nke a na-ahụ n'ime anụ ahụ dị iche iche.
A na-eji sodium taurine eme ihe n'ọtụtụ ebe dị ka mgbakwunye nri na ihe mgbakwunye na mmanya na-arụ ọrụ na ihe ọṅụṅụ ike.A maara ya maka uru ahụike nwere ike ime, dị ka ịkwado ahụike obi, ịchịkwa nguzozi electrolyte, na ịkwalite ọrụ ọgụgụ isi.
N'ime ahụ, taurine sodium nwere ọrụ na nhazi bile acid, osmoregulation, ọrụ antioxidant, na mgbanwe nke ọrụ neurotransmitter.Ekwenyere na ọ nwere ihe mgbochi mkpali ma nwee ike inye aka na mgbochi nke ụfọdụ nsogbu anya.
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4-Nitrophenyl-alpha-D-galactpyranoside CAS: 7493-95-0
4-Nitrophenyl-alpha-D-glucopyranoside bụ ngwakọta kemịkalụ nke a na-ejikarị na nnwale biochemical na nyocha.Ọ bụ mkpụrụ nke ụfọdụ enzymes, dị ka glycosidases, nwere ike gbawaa iji hapụ ngwaahịa a na-achọpụta.Nhazi ya nwere molekul glucose (alpha-D-glucose) jikọtara ya na otu 4-nitrophenyl.A na-ejikarị ogige a na-amụ ma tụọ ọrụ nke enzymes na-etinye aka na metabolism carbohydrate na usoro glycosylation.Agba odo ya na-enye ohere iji chọpụta na ọnụọgụ dị mfe, na-eme ka ọ bụrụ ngwá ọrụ bara uru na nyocha biochemical dị iche iche na enzymatic.
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MES sodium nnu CAS: 71119-23-8
MES sodium nnu, nke a makwaara dị ka 2-(N-morpholino) ethanesulfonic acid sodium nnu, bụ ngwakọta kemịkalụ nke a na-ejikarị dị ka onye na-ebufe ihe.Ọ bụ acid nwere uru pKa nke ihe dịka 6.15.MES sodium nnu na-agbaze nke ukwuu n'ime mmiri yana oke nchekwa nchekwa ya dị gburugburu pH 5.5 ruo 6.7.A na-eji ya eme ihe n'ọtụtụ ebe na nyocha biochemical na nke ndu, yana mmeghachi omume kemịkalụ dị iche iche, ịdị ọcha protein, gel electrophoresis, ọmụmụ enzyme, na nnwale ọdịnala cell.Ụdị nnu sodium na-eme ka ogige ahụ dịkwuo mma na nkwụsi ike, na-eme ka ọ dịkwuo mfe ijikwa na iji na ntọala ụlọ nyocha.
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Ada Monosodium CAS: 7415-22-7
N- (2-Acetamido) iminodiacetic acid monosodium nnu, nke a makwaara dị ka sodium iminodiacetate ma ọ bụ sodium IDA, bụ ngwakọta kemịkalụ nke a na-ejikarị dị ka onye na-ahụ maka chelating na onye na-echekwa ihe na ụlọ ọrụ dị iche iche na ngwa sayensị.
Ọdịdị kemịkal ya nwere iminodiacetic acid molecule nwere otu ọrụ acetamido jikọtara ya na otu n'ime atọm nitrogen.Ụdị nnu monosodium nke ogige ahụ na-enye mma solubility na nkwụsi ike na ngwọta mmiri.
Dị ka onye na-ahụ maka aghụghọ, sodium iminodiacetate nwere mmekọrịta dị elu maka ion metal, karịsịa calcium, ma nwee ike ịhazi ya nke ọma ma jikọta ha, na-egbochi mmeghachi omume ma ọ bụ mmekọrịta ndị na-achọghị.Ngwongwo a na-eme ka ọ baa uru na ngwa dị iche iche, gụnyere kemistri, biochemistry, nkà mmụta ọgwụ na usoro mmepụta ihe.
Na mgbakwunye na ikike chelation ya, sodium iminodiacetate na-arụkwa ọrụ dị ka onye na-ebufe ihe, na-enyere aka ịnọgide na-enwe pH chọrọ nke ngwọta site na iguzogide mgbanwe na acidity ma ọ bụ alkalinity.Nke a na-eme ka ọ baa uru na usoro nyocha dị iche iche na nnwale nke ndu ebe njikwa pH ziri ezi dị mkpa.
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Glucose-pentaacetate CAS: 604-68-2
Glucose pentaacetate, nke a makwaara dị ka beta-D-glucose pentaacetate, bụ ngwakọta kemịkalụ sitere na glucose.A na-eme ya site na acetylating ise n'ime otu hydroxyl dị na glucose na acetic anhydride, na-ebute njikọ nke otu acetyl ise.Enwere ike iji ụdị glucose acetylated a na mmeghachi omume kemịkalụ dị iche iche dị ka ihe mmalite, otu nchebe, ma ọ bụ dị ka onye na-ebu maka mwepụta ọgwụ a na-achịkwa.A na-ejikarị ya eme nyocha na nyocha kemịkalụ.
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popso disodium CAS: 108321-07-9
Piperazine-N, N'-bis (2-hydroxypropanesulphonic acid) nnu disodium bụ ihe mejupụtara kemịkalụ nke piperazine, bis (2-hydroxypropanesulphonic acid), na ion sodium abụọ.A na-ejikarị ya dị ka onye na-ebufe ihe na onye na-achịkwa pH na ngwa ụlọ ọrụ dị iche iche na ụlọ nyocha.Ngwakọta ahụ na-enyere aka ịnọgide na-enwe pH kpọmkwem na ngwọta, na-eme ka ọ baa uru na usoro dị ka nchacha protein, bayoloji molecular, na nyocha ọgwụ.Na mgbakwunye, ọ nwekwara ike rụọ ọrụ dị ka onye na-ere ọgwụ maka ion metal ma mee ka ọrụ enzyme kwụsie ike na ụfọdụ mmeghachi omume biochemical.
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Heppso sodium CAS: 89648-37-3 Onye nrụpụta ọnụahịa
N-[2-Hydroxyethyl] piperazine-N'-[2-hydroxypropanesulfonic acid] sodium nnu bụ ngwakọta kemịkalụ nwere usoro C8H19N2NaO4S.Ọ bụ nnu sodium sitere na piperazine, nwere hydroxyethyl na hydroxypropanesulfonic acid dị iche iche na-arụ ọrụ.A na-ejikarị ya na ụlọ ọrụ na-emepụta ọgwụ dị ka onye na-echekwa ihe na stabilizer na nhazi ọgwụ.Ngwakọta a na-enyere aka ịnọgide na-enwe pH na nkwụsi ike nke ọgwụ.
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CHES Na CAS: 103-47-9 Onye nrụpụta ọnụahịa
2- (Cyclohexylamino)ethanesulfonic acid bụ ngwakọta kemịkalụ nwere usoro ihe omimi C10H21NO3S.A makwaara ya site na mbiri ya CHES.CHES bụ ihe nrụpụta sulfonic acid nke nwere ma otu amino na otu sulfonic acid na nhazi ya.
A na-ejikarị CHES eme ihe dị ka onye na-echekwa ihe na nyocha biochemical na nke ndu.Ọ bụ pH kwụsiri ike ma na-edobe ọnọdụ pH na-agbanwe agbanwe, ọkachasị na ntọala ụlọ nyocha metụtara mmeghachi omume enzymatic ma ọ bụ ọmụmụ protein.CHES nwere pKa nke 9.3, na-eme ka ọ bụrụ ihe nchekwa dị irè gburugburu pH 9.
Ọdịdị kemịkal ya pụrụ iche na ihe onwunwe ya na-eme ka CHES baa uru na ngwa dị iche iche, dị ka n'ịkwadebe ihe ngwọta maka electrophoresis, nyocha enzyme, na mgbasa ozi omenala cell.A na-ahọrọkarị ya maka ngwa ndị chọrọ oke pH nke 8.5 ruo 10.
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Desvenlafaxine Succinate CAS: 386750-22-7
Desvenlafaxine Succinate bụ serotonin dual na norepinephrine reuptake inhibitor (SNRI) nke akwadoro maka ọgwụgwọ nke nnukwu ịda mbà n'obi (MDD) na United States na 2008. Iji meziwanye arụmọrụ na nchekwa profaịlụ nke venlafaxine, Wyeth chọpụtara ma mepụta otu. Nke bụ isi metabolites nke venlafaxine, ya bụ O-desmethyl metabolite (desvenlafaxine).
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Acid Protease CAS: 9025-49-4
Protease bụ ụdị hydrolase na-agbaji njikọ peptide.Ọ nwere ọtụtụ ihe eji eme ya ma bụrụ otu n'ime nkwadebe enzyme nke ụlọ ọrụ mmepụta ihe.Ọ na-arụ ọrụ na protein ma na-erepịa ya ka ọ bụrụ peptones, peptides na amino acid n'efu, a na-ejikwa ya na nri, nri, akpụkpọ anụ, ọgwụ na ụlọ ọrụ brewer Chemicalbook..
![Sodium 2-[(2-aminoethyl) amino] ethanesulphonate CAS: 34730-59-1](http://cdn.globalso.com/xindaobiotech/图片943.png)
