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Barium chromate 10294-40-4 loo adeegsaday sidii midab taranka miridhku

Sharraxaadda Gaaban:

Magaca: barium chromate

Lambarka CAS: 10294-40-3

Qaaciddada molikalalal: bacro4

Miisaanka Moleculal: 253.3207

Lambarka EINECS: 233-660-5

Bartirka dhalaalaya: 210 ° C (deco.)

Cufnaanta: 4.5 g / ml oo ah 25 ° C (iftiin)

Foomka: budada


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Si faahfaafo

Magac Barium chromate
Lambarka CAS 10294-40-3
Qaaciddada molika Bacro4
Miisaanka Moleculal 253.3207
Tirada EINECS 233-660-5
Dhibcaha dhalaalaya 210 ° C (deco.)
Cucid 4.5 g / ml galay 25 ° C (iftiin)
Qaab Budo
Cufnaan gaar ah 4.5
Midab Jaalle
Xarkaha biyaha Biyo ku dhex jira. Ku milmay aashitada adag.
Roobka roobka si joogto ah PKSP: 9.93
Xasilloni . Oxidizer. Laga yaabaa inay si adag uga falceliyaan wakiilada yareynta.

Ereyo isku mid ah

Bacooncromate; Bacriumchromate, Purifchromate (Metatronic); Baraceron-ka

Sifooyinka kiimikada

Waxaa jira laba nooc oo huruud ah oo Barium Chrome ah, mid waa barium chromate [cacro4], kan kalena waa barium potassium chromate, oo ah cusbo isku-darka ah ee cilmiga chromate iyo chromate potassium. Qaaciddada kiimikada waa Bak2 (Cro4) 2 ama Bakro4 · K2cro4. Koromium barium oxide waa budo kareemo huruud ah, ku milatari karaa hydrochloric acid iyo nitric acid, oo leh xoog aad u hooseeya. Xeerka Caalamiga ah ee Caalamiga ah ee barium chromate waa ISO-2068-1972, kaas oo u baahan in waxa ku jira barium-ka aan ka yarayn 56% iyo waxyaabaha ku jira triomium trioxide wax ka yar 36.5%. Chromase-ka barium potassium waa budo liin-huruud ah. Sababtoo ah chromase dhigashada, waxay leedahay xadhig biyo ah. Cufnaanta qaraabada waa 3.65, in tusmada kaladuwan ay tahay 1.9, nuugista saliiddu waa 11.6%, mugga muuqata ee muuqata waa 300g / l.

Isticmaal

Barium chromate looma isticmaali karo sidii midab midab leh. Sababtoo ah waxaa ku jira chranote, waxay saameyn la leedahay la mid ah zinc chcc chcl judile marka loo isticmaalo rinjiga ka hortagga jirka. Chromassium chromate-ka barium potassium looma isticmaali karo midab midab leh, laakiin waxaa loo isticmaali karaa oo keliya sida rid-ka-hortagga rid, kaas oo beddeli kara qayb ka mid ah zinc huruudda ah. Marka laga eego aragtida isbeddelka horumarka, waa mid ka mid ah noocyada noocyada chromate r reyka r rinjiga laga heli karo ee ku yaal warshadaha daboolka.


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