Sodium molybdate CAS 7631-95-0
Sodium molybdate, usoro Na2MoO4. Arọ molikula 205.92. crystal diamond ọcha. kristal ọcha na-adịghị ahụkebe. Ebe mgbaze 687 ℃, njupụta ikwu 3.2818. Igbari na mmiri. Enwere ike nweta dihydrate site na crystallization sitere na mmiri mmiri (ihe ngwọta alkaline na pH dị elu karịa 8). Nke ikpeazụ bụ kristal rhombohedral na-acha ọcha. MoO42-ion dị ka tetrahedrons oge niile nwere njupụta nke 3.28. Mgbe kpụ ọkụ n'ọnụ ruo 100 ℃, 2 molekul mmiri na-efunahụ iji nweta anhydrous umi, mfe soluble na mmiri, soluble na 1.7 akụkụ mmiri oyi na banyere 0,9 akụkụ esi mmiri. 5% mmiri mmiri ngwọta na 25 ℃ pH 9.0 ~ 10.0, insoluble na ethyl acetate. Site na iji nwayọọ nwayọọ na-agbakwunye acid na sodium molybdate ngwọta na ibelata pH nke ngwọta, molybdate nwere ike polymerized n'ime dị iche iche nke polymolybdate salts, gụnyere sodium dimolybdate, sodium trimolybdate, sodium paramolybdate, sodium octamolybdate na sodium decamolybdate.
| ITEM | Nsonaazụ % |
| Na2MoO4•2H2O | 99.29 |
| Mo | 39.38 |
| Mmiri na-adịghị edozi | 0.1 max |
| NH4 | 0.005 kacha |
| Pb | 0.001 kacha |
| Fe | 0.002 kacha |
| PO4 | 0.05 kacha |
| SO4 | 0.01 kacha |
| pH | 9.5 |
Sodium molybdate bụ sodium molybdate, eji dị ka metal corrosion inhibitor, ọnụ ọgụgụ na-ewepụ ihe, onye na-akwalite ịcha ọcha na akpụkpọ ahụ na ntutu isi, eji dị ka ihe nyocha reagent maka mkpebi alkaloid, agba na ụlọ ọrụ ọgwụ; Enwere ike iji sodium molybdate na-emepụta alkaloids, ink, fatịlaịza, molybdenum red pigment na ngwa ngwa pigmenti precipitant, catalyst, molybdenum nnu, nwekwara ike iji na mmepụta nke ire ere retardants na-abụghị mmetọ ụdị mmiri oyi usoro nke metal inhibitors, na-ejikwa dị ka galvanizing, polishing gị n'ụlọnga na chemical retardate.
25kg / akpa
Sodium molybdate CAS 7631-95-0
Sodium molybdate CAS 7631-95-0
