HEPES Sodium Salt CAS 75277-39-3 Purity >99.5% (Titration) Biological Buffer Ultra Pure Factory

Whakaahuatanga Poto:

Ingoa matū: HEPES Sodium Salt

Synonyms: HEPES-Na

CAS: 75277-39-3

Pure: >99.5% (Titaration, Turanga maroke)

Te ahua: Paura Ma

Biological Buffer Ultra Pure Grade

E-Mail: alvin@ruifuchem.com

Tukuna he imeera ki a matou

Taipitopito Hua

Hua e Pa ana

Tohu Hua

Whakaahuatanga:

Shanghai Ruifu Chemical Co., Ltd. is the leading manufacturer and supplier of HEPES Sodium Salt (CAS: 75277-39-3) with high quality, commercial production. Welcome to order. Please contact: alvin@ruifuchem.com

Ngā Āhuatanga matū:

Ingoa matū	HEPES konutai Tote
Nga kupu taurite	HEPES-Na;2-[4-(2-Hydroxyethyl)-1-Piperazinyl] Waikawa Ethanesulfonika Konutai Tote;4-(2-Hydroxyethyl)-1-Piperazineethanesulfonic Acid Konutai Tote
Tau CAS	75277-39-3
Tau CAT	RF-PI1656
Tūnga Taonga	Kei roto i nga taonga
Tātai rāpoi	C8H17N2O4SNa
Taumaha rāpoi	260.30
Iwi Whakarewa	234℃
Waitohu	Ruifu Chemical

Whakatakotoranga:

Tūemi	Whakatakotoranga
Kōeke	Koeke Ultra Pure
Te ahua	Paura ma
Te Maama / Tikanga Tatauria	>99.5% (Titaration, Taketake kua maroke)
Ngaronga i te whakamaroke	<3.00%
Te toenga i runga i te mura	<0.20%
Konga Taamaha (hei Pb)	<0.0005%
pūkawa (SO4)	<0.01%
Rino (Fe)	<0.0005%
UV (1M i H2O) A260nm	<0.20
UV (1M i H2O) A280nm	<0.20
UV (1M i H2O) A440nm	<0.20
Wairewa (0.1M, Wai)	Maama Whakataunga Taekore
pH	9.5~10.5 (10% i roto i te wai)
pKa (25℃)	7.35~7.75
Nga Mahi DNA	Kaore i kitea
Mahi RNase	Kaore i kitea
Mahi Porotease	Kaore i kitea
Spectrum Infrared	He rite ki te Hanganga
Paerewa Whakamatau	Paerewa hinonga
Whakamahinga	Kaipupuri Koiora

Mōkī me te Rokiroki:

Mōkī: Pounamu, Peeke konumohe konumohe, 25kg / Cardboard Drum, kia rite ranei ki te hiahia a te kaihoko.

Tikanga Rokiroki:Whakaorangia i roto i nga ipu kua hiri ki te waahi makariri me te maroke;Tiaki i te marama me te makuku.

Painga:

FAQ:

Taupānga:

He pai te HEPES Sodium Salt Solution (CAS: 75277-39-3) mo nga rangahau ahurea pūtau.Ka taea pea te whakamahi hei whakarite i te otinga parepare o HEPES.Ka taea te whakamahi hei parepare i te wa o nga whakamatautau phosphorylation i roto i nga fibroblasts permeabilized.Ko te HEPES Sodium Salt he maatete whakaahuru i whakamahia i roto i te koiora matū me te koiora irapoi i tohua, i whakaahuatia e Good et al.He zwitterionic, piperazinic buffer e whai hua ana mo te awhe pH o 6.8 ~ 8.2.He kore te kaha o te HEPES ki te hanga i tetahi matatini nui me te nuinga o nga katote whakarewa, a, e taunaki ana kia whakamahia hei parepare-kore i roto i nga otinga me nga katote whakarewa.Kei te whakamahia nuitia i roto i nga purongo ahurea pūtau me te whakawehe ampholytic ki te hanga i te rōnaki pH i roto i te arotahi isoelectric.He iti ake te kaha o te HEPES ki nga tauhohenga i waenga i te DNA me nga whākōkī aukati i te rite ki nga parepare he iti ake te whakakapi i nga roopu amine, penei i a Tris.