Xov xwm

1. Flammable thiab explosive chemical reagents Feem ntau, cov tshuaj reagents uas muaj ib tug flash point hauv qab 25℃muaj nyob rau hauv flammable chemical reagents, uas feem ntau yog volatile kua ...

Txhawm rau txiav txim siab ua ntej qhov kev ruaj ntseg ntawm cov khoom, cov hauv qab no tuaj yeem ua raws li: cov tshuaj inorganic, tsuav yog lawv khaws cia kom zoo thiab ntim khoom tsis zoo, tuaj ...

Tshuaj reagents yuav raug cuam tshuam los ntawm lwm yam xws li kub, lub teeb irradiation, huab cua thiab noo noo thaum lub sij hawm cia, tsheb thauj mus los thiab kev muag khoom, thiab yog nquag hl...

Cov qib zoo ntawm cov tshuaj reagents yog complex, thiab muaj ntau ntau yam, uas yog tshwj xeeb yog tsis meej pem. Muaj 225 hom kab lus dav dav (ib chav kawm ntawm cov tshuaj reagents), uas yog qho...

Cov pawg ntawm cov tshuaj reagents tau muab faib raws li lawv cov kev siv lossis kev qhuab qhia, thiab ntau pawg tshiab tau ntxiv rau txawv teb chaws hauv lub yim caum. Lub tuam txhab German E. Mer...

Lub hom phiaj ntawm kev tshawb fawb ntawm cov tub rog optoelectronic cov ntaub ntawv yog siv cov kev tshawb fawb soj ntsuam rau ib tiam tshiab ntawm high -tech optoelectronic cov cuab yeej siv tshu...

Ib puag ncig tus phooj ywg thiab tsis yog - tshuaj lom Cov neeg sawv cev ntawm photocatalyst yog TiO2, uas muaj tshuaj lom neeg ruaj khov, thiab tau lees paub los ntawm US Food and Drug Administrat...

Thaum ntxov li 30s ntawm lub xyoo pua 20th, cov ntaub ntawv photocatalyst raws li zinc oxide tau pom. Xyoo 1967, Xib Fwb Kenichi Honda thiab tus kws kho mob cov tub ntxhais kawm Akira Fujishima nta...

Cov khoom siv photocatalyst feem ntau yog N- cov khoom siv semiconductor, uas muaj cov yam ntxwv ntawm qhov sib txawv ntawm qhov qis, thiab cov khoom siv photocatalyst semiconductor feem ntau yog t...

Cov tshuaj Psychotropic, feem ntau suav nrog cawv, tshuaj yeeb, thiab barbiturates, inhibit lossis txo qhov kev sib kis ntawm cov hlab ntsha hauv nruab nrab ntawm lub paj hlwb, yog li suppressing (...

Sodium sulfide Sodium sulfide yog ib qho activator ntawm non{0}}ferrous hlau oxide ores, thiab thaum cov nyiaj ntxiv yog loj txaus, nws yog ib qho inhibitor ntawm sulfide ores. Kev npaj ntawm sodiu...

Tsis yog - txhawb nqa thiab txhawb nqa hlau catalysts Kev faib tawm raws li seb cov khoom siv ntawm cov catalyst tau thauj khoom ntawm kev txhawb nqa lossis tsis: Tsis yog - txhawb nqa hlau catalys...