Fektheri mofani oa thepa Lanthanum oxide CAS 1312-81-8 ka theko e tlaase

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Tlhaloso e Khutšoanyane:

Lanthanum oxide CAS 1312-81-8 theko ea tlhahiso

Lebitso la sehlahisoa :Lanthanum oxide

CAS:1312-81-8

MF:La2O3

MW:325.81

EINECS:215-200-5

Sebopeho:moetsi

Sephutheloana:1 g / mokotla kapa 25 g / botlolo

Re romelle lengolo-tsoibila

Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Tlhaloso

Lebitso la Sehlahisoa: Lanthanum oxide

CAS: 1312-81-8

MF: La2O3

MW: 325.81

EINECS: 215-200-5

Sebaka sa ho qhibiliha: 2315 °C

Sebaka se belang: 4200 °C

Boima ba 'mele: 6.51 g/mL ho 25 °C(lit.)

Fp: 4200°C

Mmala: Phofo e tšoeu

Matla a khoheli a khethehileng: 6.51

Tlhaloso

La2O3/TREO %	≥99.9	≥99.99	≥99.995
CeO2/TREO %	≤0.05	≤0.007	≤0.004
Pr6O11/TREO %	≤0.01	≤0.001	≤0.0005
Nd2O3/TREO %	≤0.01	≤0.001	≤0.0005
Sm2O3/TREO %	≤0.01	≤0.001	≤0.0005
Y2O3/TREO %	≤0.01	≤0.001	≤0.0005
Fe2O3 %	≤0.005	≤0.003	≤0.0003
SiO2 %	≤0.02	≤0.015	≤0.005
CaO %	≤0.05	≤0.01	≤0.005
Na %	≤0.005	≤0.003	≤0.002
MnO2 %	≤0.003	≤0.002	≤0.001
AL2O3 %	≤0.01	≤0.007	≤0.005
PbO %	≤0.01	≤0.005	≤0.003
Cl-%	≤0.1	≤0.06	≤0.04

Kopo

Lanthanum oxide CAS 1312-81-8 theko ea tlhahiso e sebelisoang e le thepa e tala ea liindasteri tsa khalase, ceramics le elektronike.

Tefo

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Polokelo

Kamore ea polokelo e tšeloa moea le ho omisoa ka mocheso o tlase.

LBH

1. Ho thoe'ng ka nako ea pele ea taelo ea bongata?
RE: Hangata re ka lokisa thepa hantle nakong ea libeke tsa 2 ka mor'a hore u behe taelo, 'me joale re ka behela sebaka sa thepa le ho lokisetsa ho romelloa ho uena.

2. Ho thoe'ng ka nako ea ho etella pele?
Re: Bakeng sa chelete e nyane, thepa e tla romelloa ho uena matsatsing a 1-3 a ho sebetsa ka mor'a ho lefa.
Bakeng sa bongata bo boholo, thepa e tla romelloa ho uena nakong ea matsatsi a 3-7 a ho sebetsa ka mor'a tefo.

3. Na ho na le theolelo leha e le efe ha re etsa odara e kholoanyane?
RE: E, re tla fana ka litheolelo tse fapaneng ho latela taelo ea hau.

4. Nka fumana mohlala joang ho hlahloba boleng?
RE: Kamora netefatso ea theko, o ka hloka sampole ho lekola boleng mme re ka thabela ho fana ka sampole.