4-Nitrophenyl phosphate disodium ntsev hexahydrate CAS: 4264-83-9 Tawm-dawb mus rau lub teeb daj xim crystalline hmoov
Catalog Number | xwm 90256 |
Khoom npe | 4-Nitrophenyl phosphate disodium ntsev hexahydrate |
CAS | 4264-83-9 |
Molecular Formula | C6H4NO6P · 2Na · 6H2O |
Molecular Luj | 371.14 ib |
Cov ntaub ntawv khaws cia | -15 rau -20 ° C |
Harmonized tariff Code | 29190 000 Nws |
Khoom Specification
Purity (HPLC) | 98.0% min |
Kev txheeb xyuas | IR Spectrum ntawm tus qauv yuav tsum ua raws li tus qauv ua haujlwm |
Dawb Inorganic Phosphates | 1.0% Max |
Solubility | Dawb soluble nyob rau hauv dej |
Assay | 98.0% min |
Epsilan tus nqi @ 312nm | 9600 Min |
Qhov tshwm sim | Tawm-dawb mus rau lub teeb daj xim crystalline hmoov |
Cov ntsiab lus noo noo | 28.0-31.5% |
Ph (5% daws) | 8.5-10.5 Nws |
PNP cov ntsiab lus (los ntawm HPLC) | 100 ppm Max |
Txiav txim siab chromogenic substrate ntawm phosphatase;txiav txim siab chromogenic substrate ntawm acid thiab alkaline phosphatase (phosphatase);cov tshuaj tiv thaiv tuaj yeem tsim cov khoom lag luam daj, uas tuaj yeem nyeem tau ntawm lub wavelength ntawm 405nm, thiab cov tshuaj tiv thaiv tuaj yeem nres los ntawm 3 N NaOH tov.
Kaw