Raws li kev tsim khoom, peb xav muab koj cov khoom zoo 25-HYDROXYVITAMIN D2 CAS 21343-40-8. Thiab peb yuav muab cov kev pabcuam zoo tshaj plaws tom qab muag thiab xa khoom raws sijhawm.
Ntseeg tshuaj yog ib tug ua Tuam Tshoj 25-HYDROXYVITAMIN D2 CAS 21343-40-8 chaw tsim tshuaj paus, tsum thiab exporter. Ua raws li kev ua raws li cov khoom lag luam zoo, yog li peb 25-HYDROXYVITAMIN D2 CAS 21343-40-8 tau txaus siab los ntawm ntau tus neeg siv khoom. Shandong Ntseeg Chemical Pte. Ltd. yog ib lub tuam txhab high-tech koom ua ke R & D thiab muag cov cuab yeej siv tshuaj.
Peb zoo ntawm qhov zoo ntawm cov khoom siv tshuaj lom neeg hauv thaj chaw. Peb cov khoom raug xa tawm mus rau Tebchaws Europe, Tebchaws Meskas, Nyiv, Kaus Lim Qab Teb, Sab Hnub Tuaj Asia thiab lwm lub tebchaws thiab cheeb tsam. Nrog rau kev tshawb fawb thiab thev naus laus zis raws li kev qhia, kev ncaj ncees raws li lub hauv paus, zoo li lub neej, thiab tso siab rau lub tswv yim kev lag luam ntawm kev tsim kho tshiab thiab kev loj hlob, peb cia siab tias yuav tsim kev sib pauv thiab kev koom tes nrog cov neeg siv khoom hauv tsev thiab txawv teb chaws los tsim kev vam meej!
|
Khoom npe |
25-HYDROXYVITAMIN D2 |
||
|
Formula |
C28H44O2 |
Molecular Luj |
412.65 |
|
CAS Nr. |
21343-40-8 |
Ntau |
500 KG |
|
Cov khoom |
Specification |
Cov txiaj ntsig |
|
Qhov tshwm sim |
Dawb crystalline hmoov. |
Ua raws |
|
Assay |
99% | 99.26% |
|
TEEB MEEM |
Qhov tshwm sim ua raws li tus qauv |
|
Melting point 45-51 ° C
Kub taw tes 542.3 ± 38.0 ° C (Predicted)
Qhov ceev 1.02 ± 0.1g / cm3 (Predicted)
Flash point 14 ℃
Cia tej yam kev mob Keepinmarkplace, Sealeddry, Storeinreezer, nyob rau hauv-20 ° C
Tsawg solubility, solubility hauv DMSO
Daim ntawv Whitecrystal linepowder
Acidity coefficient (pKa) 14.74 ± 0.20 (Predicted)
Synthesis ntawm cov organic intermediates.
