HEPES CAS 7365-45-9 Purity > 99.5% (Titration) Bufair bith-eòlasach Factaraidh Ultra Pure Grade
Prìomh neach-dèanamh agus solaraiche
Càileachd àrd, cinneasachadh malairteach
HEPES CAS 7365-45-9
HEPPS CAS 16052-06-5
Ainm Ceimigeach | HAOIDHEAN |
Co-fhaclan | HEPES Saor Acid;2-[4-(2-Hydroxyethyl)-1-piperazinyl] searbhag ethansulfonic |
Àireamh CAS | 7365-45-9 |
Àireamh CAT | RF-PI1629 |
Inbhe Stoc | Ann an stoc, ìre toraidh suas gu tonna |
Foirmle Molecular | C8H18N2O4S |
Cuideam Molecular | 238.30 |
Rubha leaghaidh | 234.0 ~ 238.0 ℃ |
Dùmhlachd | 1.07 g / mL aig 20 ℃ |
Solubility ann an uisge | Cha mhòr follaiseachd |
Brand | Ceimigeach Ruifu |
Nì | Sònrachaidhean |
Ìre | Ìre fìor-ghlan |
Coltas | Pùdar Criosta Geal |
Purity | > 99.5% (Titration, Bunait tioram) |
Uisge (le Karl Fischer) | <0.50% |
Call air tiormachadh | <0.50% (104 ℃, 4h) |
Fuigheall air Ignition | <0.10% |
Cùis neo-sholabailte | A 'dol seachad air an Filter Test |
Solubility (1M ann an H2O) | Soilleir agus coileanta |
Meatailtean Trom (mar Pb) | <5ppm |
Iarann (Fe) | <0.0005% |
Chloride (CI) | <0.005% |
Sulfate (SO4) | <0.005% |
Fosfat (P) | <0.001% |
Arsainic (As) | <0.0001% |
Luaidhe (Pb) | <0.001% |
Cu | <5ppm |
Absorbance 250nm | <0.05 (1M aq.) |
Absorbance 260nm | <0.05 (1M aq.) |
Neo-làthaireachd 280nm | <0.05 (1M aq.) |
Raon pH feumail | 6.8~8.2 (1% ann an H2O) |
pKa (25 ℃) | 7.35~7.69 |
Endotoxin | <0.1EU/ml (0.2% Fuasgladh) |
Spectrum fo-dhearg | A 'gèilleadh ris an Structar |
Inbhe deuchainn | Inbhe Iomairt |
Cleachdadh | Bufair bith-eòlais;Co-phàirt Bufair Good airson Rannsachadh Bith-eòlais |
Pacaid: Botal, poca foil alùmanum, 25kg / druma cairt-bhòrd, no a rèir riatanas luchd-ceannach.
Suidheachadh stòraidh:Bùth ann an soithichean dùinte ann an àite fionnar is tioram;Dìon bho sholas is taiseachd.
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HEPES (CAS: 7365-45-9)na bufair cumanta airson saidheansan bith-eòlasach, gu sònraichte air a chleachdadh ann an cultar cealla gus pH fios-eòlasach a chumail suas.Bidh e ag obair mar phàirt bufair, a thathas a’ cleachdadh ann a bhith ag ullachadh bufairean.Tha e air a mhìneachadh mar aon de na bufairean uile-adhbhar as fheàrr a tha rim faighinn airson a chleachdadh ann an rannsachadh bith-eòlasach.Chaidh HEPES a chleachdadh mar phàirt de: Fuasgladh salainn cothromach Hank, DMEM atharraichte iolaire Dulbecco's meadhanach agus gun ghlucos, a thathas a’ cleachdadh airson sliseagan clò ullachadh.Bufairean air an cleachdadh ann an tomhasan giùlain ionadail air taobh basolateral cuir a-steach cultair gus sgrùdadh a dhèanamh air roghnachd cation.
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