Tam sim no peb muaj cov khoom siv tsim kho zoo heev. Peb cov khoom raug xa tawm mus rau Tebchaws Meskas, UK thiab lwm yam, txaus siab rau qhov nrov ntawm cov neeg siv khoom rau Kev Lag Luam Wholesale Price Calcium Formate (Pub qib), CAS544-17-2, Txhua yam khoom raug tsim nrog cov khoom siv siab heev thiab cov txheej txheem QC nruj heev hauv kev yuav khoom kom ntseeg tau tias zoo. Txais tos cov neeg siv khoom tshiab thiab qub kom hu rau peb rau kev koom tes ua lag luam.
Tam sim no peb muaj cov khoom siv tsim kho zoo heev. Peb cov khoom raug xa tawm mus rau Tebchaws Meskas, UK thiab lwm yam, txaus siab rau qhov nrov ntawm cov neeg siv khoom rau, Peb lub Hoobkas hais txog lub hauv paus ntsiab lus ntawm "Zoo Ua Ntej, Kev Txhim Kho Kom Ruaj Khoov", thiab coj "Kev Lag Luam Ncaj Ncees, Kev Sib Koom Tes" ua peb lub hom phiaj tsim kho. Txhua tus tswv cuab ua tsaug rau txhua tus neeg siv khoom qub thiab tshiab txhawb nqa. Peb yuav ua haujlwm hnyav thiab muab cov kev daws teeb meem zoo tshaj plaws thiab kev pabcuam rau koj. Ua tsaug.













Cov txheej txheem catalytic synthesis ntawm calcium hydroxide thiab formaldehyde: Calcium hydroxide (Ca(OH)₂) reacts nrog formaldehyde nyob rau hauv qhov kev ua ntawm ib tug catalyst.
Cov txheej txheem rhuav tshem ob zaug rau kev tsim cov calcium formate: Siv sodium formate thiab calcium nitrate ua cov khoom siv tseem ceeb, cov xuab zeb zoo tagnrho calcium formate thiab sodium nitrate (ob yam khoom tsim nyog) raug tsim ua ib kauj ruam hauv qab kev ua ntawm cov tshuaj catalyst.
Cov txheej txheem calcium formate los ntawm cov khoom lag luam hauv kev tsim cov chloroform los ntawm acetaldehyde lossis ethanol: Feem ntau ntawm cov khoom calcium formate uas twb muaj lawm yog cov hmoov siv lead ua hmoov nrog cov khoom me me, uas tsis tuaj yeem ua tau raws li cov neeg siv khoom xav tau.