Onye na-eweta ụlọ ọrụ Lanthanum oxide CAS 1312-81-8 nwere ọnụ ala dị ọnụ ala

Onye na-ebubata ụlọ ọrụ Lanthanum oxide CAS 1312-81-8 nwere ọnụ ala dị ọnụ ala egosipụtara

Nkọwa dị mkpirikpi:

Lanthanum oxide CAS 1312-81-8 nrụpụta ọnụahịa

Aha ngwaahịa:Lanthanum oxide

CAS:1312-81-8

MF:La2O3

MW:325.81

EINECS:215-200-5

agwa:emeputa

ngwugwu:1 g / akpa ma ọ bụ 25 g / karama

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Nkọwa ngwaahịa

Mkpado ngwaahịa

Nkọwa

Aha ngwaahịa: Lanthanum oxide

Isi: 1312-81-8

MF: La2O3

MW: 325.81

EINECS: 215-200-5

Ebe mgbaze: 2315 Celsius

Ebe esi mmiri: 4200 Celsius

Njupụta: 6.51 g/mL na 25 Celsius C (ọkụ)

Fp: 4200C

Agba: White ntụ ntụ

Nnukwu ike ndọda: 6.51

Nkọwapụta

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

Ngwa

Lanthanum oxide CAS 1312-81-8 nrụpụta ọnụahịa ejiri dị ka akụrụngwa nke ụlọ ọrụ iko, seramiki na ngwa elektrọn.

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FAQ

1. Kedu maka oge ndu maka usoro ọnụọgụ ọnụọgụgụ?
RE: Ọtụtụ mgbe, anyị nwere ike ịkwadebe ngwongwo ndị ahụ nke ọma n'ime izu 2 mgbe ị debere iwu, mgbe ahụ, anyị nwere ike idebe ohere ibu na ndokwa mbupu gị.

2. Kedu maka oge ndu?
Re: Maka obere obere, a ga-ezigara gị ngwongwo ahụ n'ime ụbọchị ọrụ 1-3 mgbe ịkwụ ụgwọ.
Maka ọnụ ọgụgụ buru ibu, a ga-ezigara gị ngwongwo ahụ n'ime ụbọchị ọrụ 3-7 mgbe ịkwụ ụgwọ.

3. Enwere mbelata ego mgbe anyị na-etinye nnukwu usoro?
RE: Ee, anyị ga-enye dị iche iche ego dị ka gị iji.

4. Kedu ka m ga-esi nweta ihe nlele iji lelee àgwà?
RE: Mgbe nkwenye ọnụahịa gasịrị, ị nwere ike ịchọ sample iji lelee àgwà ma anyị ga-achọ ịnye sample.