Xov xwm kev lag luam
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Polishing hmoov-Cerium oxide
Cerium oxide yog ib yam khoom tsis muaj zog, tshuaj formula CeO2, lub teeb daj lossis daj xim av auxiliary hmoov.Qhov ceev 7.13g / cm3, melting point 2397 ℃, insoluble hauv dej thiab alkali, me ntsis soluble hauv acid.Ntawm 2000 ℃ thiab 15MPa siab, cerium oxide tuaj yeem txo los ntawm hydrogen kom tau txais cerium t ...Nyeem ntxiv -
Niaj hnub nimno muaj vitamin-tsis tshua muaj ntiaj teb
Lub ntiaj teb tsis tshua muaj lub npe ntawm 17 cov ntsiab lus hlau, hu ua "cov vitamin niaj hnub no", yog ib qho tseem ceeb ntawm cov khoom siv pob zeb hauv Suav teb, tau siv dav hauv kev tiv thaiv hauv teb chaws, aerospace, cov ntaub ntawv tshwj xeeb, metallurgy, zog thiab kev ua liaj ua teb thiab ntau lwm yam. teb.Chiv...Nyeem ntxiv -
Lub 36th Guangzhou Ceramics Industry Exhibition tau ua tiav tiav
Guangzhou Ceramic Industry Exhibition-Ceramics Tuam Tshoj 2022 Exhibition Hnub: Lub Rau Hli 29 ~ Lub Xya Hli 2, 2022 Hall 2.1 B016 Lub ...Nyeem ntxiv -
Ceramics Tuam Tshoj 2022 - Tuam Tshoj Ntshuam thiab Export Fair Complex · Guangzhou
Ceramics Tuam Tshoj 2022 Hall 2.1 B016, 17-20 Lub Tsib Hlis 2022 Txij lub Tsib Hlis 17 txog 20, 2022, peb yuav nthuav tawm ntawm 36th Guangzhou Ceramic Industry Exhibition.Peb zoo siab caw koj tuaj xyuas peb lub rooj muag khoom.Exhibition Center: Canton Fair Complex, Guangzhou Booth Number: Hall 2.1 B016 Hnub tim: 17-20 Tsib Hlis 2022 Chaw Nyob: No....Nyeem ntxiv -
Hais txog Thiourea Daim Ntawv Thov & Kev Lag Luam Kev Lag Luam Kev Lag Luam
Thiourea, nrog cov mis molecular ntawm (NH2) 2CS, yog dawb orthorhombic lossis acicular ci siv lead ua.Cov txheej txheem kev lag luam rau kev npaj thiourea muaj xws li amine thiocyanate txoj kev, txiv qaub nitrogen txoj kev, urea txoj kev, thiab lwm yam. Nyob rau hauv lub txiv qaub n ...Nyeem ntxiv