1 4-Benzenedimethanol 589-29-7
Khoom npe: Barium chromate
CAS: 10294-40-3
MF: BaCrO4
Melting point: 210 ° C
Qhov ceev: 4.5 g / cm3 ntawm 25 ° C
Pob: 1 kg / hnab, 25 kg / hnab, 25 kg / nruas
1.Nws yog siv los tsim kev ruaj ntseg match, pottery, iav pigment, thiab lwm yam.
2.Nws yog siv los ua reagent rau kev txiav txim siab ntawm sulfate thiab selenate.
Nws dissolves los yog decomposes nyob rau hauv inorganic acids. Nws yuav luag insoluble hauv dej, dilute acetic acid thiab chromic acid daws.
Khaws rau ntawm qhov chaw qhuav, shady, ventilated.
Yog nqus tau Yog tias nqus tau, txav tus neeg mob mus rau huab cua ntshiab. Yog tias koj tsis ua pa, muab cov pa ua pa tawm. Nyob rau hauv rooj plaub ntawm daim tawv nqaij Yaug nrog xab npum thiab dej ntau. Thaum qhov muag pom Ntxuav lub qhov muag nrog dej raws li kev tiv thaiv. Yog koj yuam kev lawm Tsis txhob pub ib yam dab tsi ntawm lub qhov ncauj rau tus neeg tsis nco qab. Yaug koj lub qhov ncauj nrog dej.
