Cov av tsis tshua muaj acetate nrog cov dej zoo solubility, ua tiav crystal morphology thiab siab purity, yog dav koom nrog hauv ntau qhov chaw sib txawv, thiab ua lub luag haujlwm tseem ceeb dua. Cov av tsis tshua muaj acetate, sawv cev los ntawm lanthanum acetate, tsis muaj tshuaj lom, yooj yim tshem tawm los ntawm cua sov, siab solubility, thiab tshwj xeeb lub cev thiab tshuaj lom neeg ntawm cov ntsiab lus av tsis tshua muaj, yog ib qho tseem ceeb tshuaj thiab nruab nrab hauv tshuaj, ib qho tseem ceeb catalyst hauv kev lag luam roj av, ib qho tseem ceeb additive hauv thaj chaw ntawm cov ntaub ntawv high-tech, thiab ib qho tseem ceeb ntawm tshuaj thiab chiv hauv kev ua liaj ua teb.
Peb lub tuam txhab tsim cov Lanthanum acetate rau lub sijhawm ntev, nrog rau lub peev xwm tsim khoom txhua xyoo ntawm 1200 tons. Peb cov khoom Lanthanum acetate raug muag rau Tuam Tshoj, Is Nrias teb, Kauslim Teb, Nyiv, thiab lwm lub tebchaws. Lanthanum acetate tuaj yeem hloov kho raws li cov neeg siv khoom siv sib txawv. Cov khoom siv tsim khoom siab heev, cov txheej txheem tsim khoom paub tab, thiab pab pawg tshawb fawb thiab kev txhim kho nrog ntau tshaj 10 xyoo kev paub dhau los, ua rau peb ib txwm muab cov khoom lag luam zoo thiab cov kev pabcuam rau cov neeg siv khoom ntev ntev hauv kev ntseeg siab.
| Lanthanum Acetate Hydrate | ||||
| Cov mis: | C6H9LaO6·nH2O | CAS: | 100587-90-4 | |
| Qhov hnyav ntawm cov mis: | 316.03936 | EC TSIS MUAJ: | 213-034-8 | |
| Cov lus txhais: | Lanthanum (III) Acetate Hydrate; Lanthanum Acetate; MFCD00150118; Lanthanum Acetate n-Hydrate; Lanthanum (III) Acetate | |||
| Cov Khoom Siv Lub Cev: | siv lead ua dawb snowflake, soluble hauv dej | |||
| Cov Lus Qhia Tshwj Xeeb | ||||
| Khoom No. | LAC-3.5N | LAC-4N | ||
| TREO% | ≥45 | ≥45 | ||
| Cerium purity thiab cov khoom tsis muaj zog ntawm lub ntiaj teb tsis tshua muaj | ||||
| La2O3/TREO% | ≥99.95 | ≥99.99 | ||
| CeO2/TREO% | <0.02 | <0.004 | ||
| Pr6eO11/TREO% | <0.01 | <0.002 | ||
| Nd2O3/TREO% | <0.01 | <0.002 | ||
| Sm2O3/TREO% | <0.005 | <0.001 | ||
| Y2O3/TREO% | <0.005 | <0.001 | ||
| Cov av tsis muaj kuab paug tsawg | ||||
| Ca% | <0.005 | <0.002 | ||
| Fe% | <0.003 | <0.002 | ||
| Na% | <0.003 | <0.002 | ||
| K% | <0.001 | <0.001 | ||
| Pb% | <0.002 | <0.001 | ||
| Al% | <0.003 | <0.002 | ||
| Cl-% | <0.005 | <0.005 | ||
| SO42-% | <0.03 | <0.03 | ||
| NTU | <10 | <10 | ||
1. Kev faib tawm ntawm cov tshuaj lossis cov khoom sib xyaw tsis muaj cov ntaub ntawv muaj
2. Cov ntsiab lus ntawm daim ntawv lo GHS, suav nrog cov lus ceeb toom ceev faj
| Cov Duab Kos | tsis muaj ntaub ntawv siv tau |
| Lo lus qhia | tsis muaj ntaub ntawv siv tau |
| Cov lus qhia txog kev phom sij | tsis muaj ntaub ntawv siv tau |
| Cov lus ceeb toom ua ntej | |
| Kev Tiv Thaiv | tsis muaj ntaub ntawv siv tau |
| Cov lus teb | tsis muaj ntaub ntawv siv tau |
| Kev Khaws Cia | tsis muaj ntaub ntawv siv tau |
| Kev Pov Tseg | tsis muaj ntaub ntawv siv tau |
3. Lwm yam kev phom sij uas tsis ua rau muaj kev faib tawm
Tsis muaj dab tsi
| Tus lej UN: | tsis muaj cov ntaub ntawv muaj - |
| Lub npe xa khoom ntawm UN: | tsis muaj ntaub ntawv siv tau |
| Chav kawm txaus ntshai ntawm kev thauj mus los: | tsis muaj cov ntaub ntawv muaj - |
| Kev thauj mus los qib thib ob txaus ntshai: | tsis muaj cov ntaub ntawv muaj - |
| Pawg ntim khoom: | tsis muaj cov ntaub ntawv muaj - |
| Kev sau npe txog kev phom sij: | No |
| Cov Tshuaj Lom Hauv Dej Hiav Txwv (Yog/Tsis Yog): | No |
| Cov kev ceev faj tshwj xeeb txog kev thauj mus los lossis txoj kev thauj mus los: | Cov tsheb thauj khoom yuav tsum muaj cov khoom siv tua hluav taws thiab cov khoom siv kho mob thaum muaj xwm txheej ceev uas muaj ntau yam thiab ntau npaum li cas. Txwv tsis pub sib xyaw nrog cov tshuaj oxidants thiab cov tshuaj noj tau. Cov kav dej tso pa tawm ntawm cov tsheb thauj cov khoom yuav tsum muaj cov tshuaj tiv thaiv hluav taws. Yuav tsum muaj ib txoj saw hlau av thaum lub tsheb thauj khoom (tank) siv rau kev thauj mus los, thiab ib qho kev faib qhov tuaj yeem teeb tsa hauv lub tank kom txo cov hluav taws xob zoo li qub uas tsim los ntawm kev poob siab. Tsis txhob siv cov khoom siv kho tshuab lossis cov cuab yeej uas yooj yim hluav taws. Zoo tshaj plaws xa khoom thaum sawv ntxov thiab yav tsaus ntuj thaum lub caij ntuj sov. Thaum thauj mus los yuav tsum tiv thaiv kom tsis txhob raug tshav ntuj, los nag, thiab tiv thaiv kom tsis txhob kub dhau. Nyob deb ntawm cov roj hmab uas ua rau kub, qhov chaw kub thiab qhov chaw kub heev thaum lub sijhawm nres. Kev thauj mus los ntawm txoj kev yuav tsum ua raws li txoj kev tau teev tseg, tsis txhob nyob hauv cov chaw nyob thiab cov chaw muaj neeg coob coob. Nws raug txwv tsis pub plam lawv hauv kev thauj mus los ntawm tsheb ciav hlau. Cov nkoj ntoo thiab cov nkoj cement raug txwv tsis pub thauj khoom ntau ntau. Cov cim qhia txog kev phom sij thiab cov lus tshaj tawm yuav tsum tau muab tso rau ntawm txoj kev thauj mus los raws li cov kev cai thauj mus los.
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