Trachloretylne Cass 127-18-4
Magaca badeecada: trachloretylne
CAS: 127-18-4
MF: C2CL4
MW: 165.83
Einecs: 204-825-9
Barta dhalaalaya: -22 ° C (iftiin)
Point Point: 121 ° C (iftiin)
Cufnaanta: 1.623 g / ml at 25 ° C (iftiin)
Cufnaanta uumiga: 5.83 (vs hawada)
Cadaadiska uumiga: 13 mm hg (20 ° C)
Tusmada firfircoonaanta: n20 / d 1.505 (iftiin.)
FP: 120-121 ° C
Foomka: dareere
1, loo adeegsaday sida dareeraha dabiiciga ah, nadiifiye qallalan, dufan, cabitaan dufan, wakiil qiiq ah, desulfurizer iyo wakiilka dharka dhameystiran
2, trachlorethen-ka waxaa si weyn loogu isticmaalaa maadaama dareeraha dabiiciga ah, mindhicirka nadaafadda birta, iyo sidii loo soo celin lahaa wadaha xiidmaha xiidmaha.
3, loo adeegsaday sidii dareeraha dabiiciga ah, nadiifiye qallalan, nadaafadda burburka iyo wakiilka dharka dhameystiranTetrachlorethenelene waxaa si weyn loogu isticmaalaa maadaama dareeraha dabiiciga ah, dareeraha buluuga ah ee birta, sidoo kale loo adeegsaday solvent in wabiga xiidmaha loo isticmaalo, wakiilka soo saarista ee dufanka, wakiilka daminta dabka iyo wakiilka dabka, iwm.
4, loo adeegsaday falanqayn dabiici ah oo ah xalka dufanka ama waxyaabaha dufanka leh ee dufanka leh.
1, tirada: 1-1000 kg, 3 maalmood oo shaqo gudahood ka dib markii la helo lacagaha
2, tirada: kor ku xusan 1000 kg, 2 toddobaad gudahood ka dib marka la helo lacag bixinta.
1, t / t
2, l / c
3, Visa
4, kaarka deynta
5, Paypal
6, Dammaanad-hubinta Ganacsiga Alibaba
7, Western Union
8, Lacag
9, ka sokow, mararka qaar waxaan sidoo kale aqbalnaa Bitcoin.
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1 kg / boorso ama 25 kg / durbaan ama 200 kg / durbaan ama marka loo eego shuruudaha macaamiisha.
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Qalaji oo ku keydi heerkulka qolka
1. Weelka: Adeegso weelasha hawo-mareenka ka samaysan aagagga la jaan qaada, sida dhalada ama balaastigga qaarkood. Hubso in weelasha si cad loo calaamadeeyay.
2. Goobta Kaydinta: Ku keydi Perc meel qabow, meel hawo wanaagsan oo ka fog iftiinka tooska ah, ilaha kuleylka iyo ololka furan. Waa in lagu kaydiyaa meel kayd keyd ah oo loo qoondeeyay.
3. Heerkulka: Joogteynta heerkulka kaydinta dhexdooda tirada lagu taliyay, caadi ahaan inta u dhexeysa 15 ° C iyo 30 ° C (59 ° F iyo 86 ° F).
4. Iskaashada: Fadlan ka fogee Perc ka fog oksitings xoog leh, aashitada iyo saldhigyada, iyo biraha firfircoon si looga hortago fal-celinta khatarta ah.
5. Xakamaynta daadinta
6. Qalabka ilaalinta shaqsiyeed
.
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Haa, trachlorethene-ka ayaa waxyeelo u leh aadanaha. Halkan waxaa ah qodobo muhiim ah oo ku saabsan saameynta caafimaad ee suurtagalka ah:
1. Khatarta Neefsashada
2. Maqaarka iyo xanaaqa maqaarka: Xiriir toos ah oo lala yeesho Tetrachloretylne waxay sababi kartaa cuncun maqaarka waxayna sababi kartaa cuncun indhaha ama waxyeelo.
3. Soo-gaadhis muddo-dheer ah
4. Arimaha deegaanka: Tethachlorethylene waxay sumeeysaa hawo, biyo, iyo carro, taasoo horseedi doonta arrimo ballaaran oo caafimaad oo ballaaran.
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