99.9% Ce2(C2O4)3 15750-47-7 Cerium(III) Oxalate Hydrate
Kev taw qhia luv luv:
Cerium (III) Oxalate Hydrate
Cov mis mos molecular: Ce2 (C2O4) 3
Molecular Luj: 544.29
CAS Nr. :15750-47-7 ib
Cov tsos mob: dawb crystalline hmoov, tsw thiab saj tsis qab. Nws cov ntsev anhydrous yog monoclinic columnar crystals. Thaum qhuav hauv lub tshuab nqus tsev, qhov ceev yog 2.2413g / cm3. 9 dej ntsev poob 8 molecules ntawm crystal dej ntawm 110 ° C. Insoluble hauv dej, ethanol, ether, lye hydroxide, oxalic acid tov, alkali tov; Soluble nyob rau hauv dilute sulfuric acid thiab hydrochloric acid, tsis yooj yim soluble nyob rau hauv dej, insoluble nyob rau hauv dilute inorganic acid, tab sis soluble thaum rhuab. Thaum rhuab hauv qhov chaw hydrogen, 10-dej ntsev hloov ntawm xim av mus rau dub.
Kev Siv: Siv los ua tshuaj reagent thiab npaj lwm cov ntsev ntsev. Nws muaj cov teebmeem ntawm invigorating lub plab, antiemetic thiab sedative, tab sis nws yog ib tug muaj zog tshuaj. Feem ntau siv nyob rau hauv kev lag luam kws tshuaj thiab kev sib cais ntawm cerium hlau ntsiab.
Ntim: 25, 50 / kg, 1000kg / ton hauv woven hnab, 25, 50kg / nruas hauv cardboard nruas
Index(%):
| (TREO): ≥48.30% | CeO2/TREO: ≥99.90% |
| RE Impurities Cov ntsiab lus (%) | Cov ntsiab lus tsis-RE Impurities (Max %) |
| La2O30.0032: Nws Nd2O30:00 5 Pr6O110:00 5 Sm2O3: 0.001 Y2O3: 0.001 | CL-0.007 Nws SO42-0:00 4 Nws: 0.004 |
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