Zoo Selenious acid CAS 7783-00-8 rau kev muag khoom
Lub npe khoom: Selenous acid
Cov mis tshuaj: H2SeO3
Qhov hnyav molecular: 128.974
CAS:7783-00-8
EINECS: 231-974-7
Selenious acid yog ib qho inorganic compound, cov tshuaj mis yog H2SeO3, yog cov pa oxygen uas muaj cov kua qaub ntawm selenium, tsis muaj xim lossis dawb crystalline hmoov, soluble hauv dej, yooj yim soluble hauv ethanol, insoluble hauv ammonia, feem ntau yog siv ua analytical reagent, kuj siv tau ua tus neeg sawv cev txo qis lossis oxidant, kuj siv tau rau kev npaj cov xim reagent.
| Lub npe khoom | Selenious acid |
| CAS Nr. | 7783-00-8 |
| Cov khoom | Tus Qauv |
| Qhov tsos | Hmoov dawb |
| H2SeO3 | ≥98% |
| Cl | ≤0.005% |
| Pb | ≤0.005% |
| Fe | ≤0.005% |
| Selenate thiab sulfate | ≤0.1% |
| Cov seem ntawm qhov hluav taws kub | ≤0.01% |
| Cov organic impurities volatile | tsim nyog |
| Kev sim dej yaj | tsim nyog |
Shanghai Zoran New Material Co., Ltd nyob hauv lub nroog kev lag luam—Shanghai. Peb ib txwm ua raws li "Cov ntaub ntawv siab heev, lub neej zoo dua" thiab pawg neeg rau Kev Tshawb Fawb thiab Kev Txhim Kho thev naus laus zis, kom siv rau hauv tib neeg lub neej txhua hnub kom peb lub neej zoo dua. Peb cog lus tias yuav muab cov khoom siv tshuaj zoo nrog tus nqi tsim nyog tshaj plaws rau cov neeg siv khoom thiab tau tsim ib lub voj voog tiav ntawm kev tshawb fawb, kev tsim khoom, kev lag luam thiab kev pabcuam tom qab muag. Cov khoom lag luam ntawm lub tuam txhab tau muag rau ntau lub tebchaws thoob ntiaj teb. Peb txais tos cov neeg siv khoom los ntawm thoob plaws ntiaj teb tuaj xyuas peb lub Hoobkas thiab tsim kom muaj kev koom tes zoo ua ke!
Q1: Koj puas yog Chaw Tsim Khoom lossis Tuam Txhab Lag Luam?
Peb ob leeg yog. peb muaj peb lub Hoobkas thiab R & D center. Tag nrho peb cov neeg siv khoom, los ntawm tsev lossis txawv teb chaws, zoo siab txais tos tuaj xyuas peb!
Q2: Koj puas tuaj yeem muab kev pabcuam tsim khoom tshwj xeeb?
Yog, tau kawg! Nrog peb pawg neeg ua haujlwm uas mob siab rau thiab muaj kev txawj ntse, peb tuaj yeem ua tau raws li qhov xav tau ntawm peb cov neeg siv khoom thoob ntiaj teb, los tsim cov tshuaj catalyst tshwj xeeb raws li cov tshuaj sib txawv, - feem ntau yog kev koom tes nrog peb cov neeg siv khoom - uas yuav ua rau koj txo koj cov nqi khiav lag luam thiab txhim kho koj cov txheej txheem.
Q3: Koj lub sijhawm xa khoom ntev npaum li cas?
Feem ntau nws yuav siv sijhawm 3-7 hnub yog tias cov khoom muaj nyob hauv Tshuag; Kev txiav txim ntau yog raws li cov khoom thiab qhov ntau.
Q4: Txoj kev xa khoom yog dab tsi?
Raws li koj xav tau. EMS, DHL, TNT, FedEx, UPS, kev thauj mus los ntawm huab cua, kev thauj mus los hauv hiav txwv thiab lwm yam. Peb kuj tuaj yeem muab kev pabcuam DDU thiab DDP.
Q5: Koj cov nqe lus them nqi yog dab tsi?
T/T, Western Union, Credit Card, Visa, BTC. Peb yog cov neeg muag khoom kub hauv Alibaba, peb lees txais koj them nws ntawm Alibaba Trade Assurance.
Q6: Koj kho qhov kev tsis txaus siab zoo li cas?
Peb cov qauv tsim khoom nruj heev. Yog tias muaj teeb meem zoo tiag tiag los ntawm peb, peb yuav xa khoom dawb rau koj hloov lossis rov qab them koj qhov kev poob.
