BES Cas: 10191-18-1 Farin foda 99% 2-[N, N-Bis (2-hydroxyethyl) amino] ethanesulfonic acid
Lambar Catalog | XD90109 |
Sunan samfur | BES |
CAS | 10191-18-1 |
Tsarin kwayoyin halitta | Saukewa: C6H15NO5S |
Nauyin Kwayoyin Halitta | 213.252 |
Bayanin Ajiya | yanayi |
Harmonized Tariff Code | 29221900 |
Ƙayyadaddun samfur
Assay | >99% |
Danshi | <1.0% |
Pka | 6.9-7.3 |
Bayyanar | Farin foda |
A280 nm | <0.08 |
Solubility (0.1M a cikin H2O) | A bayyane kuma cikakke |
UV A260nm | <0.10 |
BES, Free Acid shine buffer zwitterionic wanda ake amfani da shi a cikin nazarin halittu da nazarin halittun kwayoyin halitta a cikin kewayon pH na 6.15 - 8.35 don fa'ida sosai ga binciken nazarin halittu.An ba da rahoton wata yarjejeniya don yin amfani da salin buffered BES a cikin ƙwayar calcium phosphate ta hanyar watsawar ƙwayoyin eukaryotic tare da DNA plasmid. gyaggyara matsakaicin Eagle's yayin gwajin dauri na ƙwayoyin melanoma na ɗan adam.Ana iya amfani da shi azaman biobuffer don bincika matsakaicin ruwa mai ruwa-ruwa na haɗin kai na heterometallic CuII/Li 3D polymers coordination.
Tsarin nazarin halittu don gyaran ruwa na ƙasa wanda ya gurɓata da tetrachlorethylene (PCE) da trichlorethylene (TCE) za a iya amfani da shi kawai idan samfuran canji sun yarda da muhalli.Nazarin tare da al'adun wadatar da ƙwayoyin cuta na PCE- da TCE suna ba da shaida cewa, a ƙarƙashin yanayin methanogenic, al'adu masu gauraye suna iya lalata PCE da TCE gaba ɗaya zuwa ethylene, samfurin da ke yarda da muhalli.Nazarin rediyo tare da [14C] PCE ya nuna cewa [14C] ethylene shine samfurin ƙarshe;Ba a lura da mahimmancin juyawa zuwa 14CO2 ko 14CH4 ba.Matsakaicin ƙayyadaddun ƙayyadaddun ƙayyadaddun matakan a cikin hanyar ya bayyana azaman jujjuyawar vinyl chloride zuwa ethylene.Don kiyaye dechlorination na PCE da TCE, ya zama dole a samar da mai ba da gudummawar lantarki;methanol shine mafi inganci, kodayake hydrogen, formate, acetate, da glucose suma sun yi aiki.Nazarin tare da mai hana 2-bromoethanesulfonate ya nuna cewa methanogens sun taka muhimmiyar rawa a cikin abubuwan da aka lura da su na PCE da TCE.