I-China high quality sodium dichromate
Imininingwane
Ifomula:Na2Cr2O7·2H2O
Umlingiswa:Okusanhlamvu okusawolintshi wekristalu, kuncibilika kalula emanzini, kunobuthi.
Ukusetshenziswa:ukukhiqizwa kwe-cromic acid nokunye ukukhiqizwa kwe-chrome, umbala, ukushuka, i-oxidant, ukugcinwa kwezinkuni, umuthi, njll.
Iphakheji:emasakeni angama-50kg noma ama-25kg inethi ngayinye.
Ukwenza amazinga:I-GB1611-92
Izinto | Imininingwane | ||
Ibanga A | Ibanga B | Ibanga C | |
Ubumsulwa%≥ | 99.3 | 98.3 | 98.0 |
I-Sulphates (ama-sulfate) | 0.20 | 0.30 | 0.40 |
Cl%≤ | 0.10 | 0.10 | 0.20 |
Izindaba Ezidinga Ukunakwa
Uhlolojikelele lwengozi
Izingozi zempilo: ubuthi obunzima: ukuhogela umoya kungabangela izimpawu zokucasulwa yipheshana lokuphefumula, i-epistaxis, ukuhosha, i-atrophy of nasal mucosa, ngezinye izikhathi isifuba somoya kanye ne-cyanosis.Izimo ezimbi kakhulu zingase zibe nenyumoniya yamakhemikhali.Ukuphatha ngomlomo kungashukumisa futhi kugqwalise umgudu wokugaya ukudla, kubangele isicanucanu, ukuhlanza, ubuhlungu besisu, indle enegazi, njll;Ezimweni ezimbi kakhulu, i-dyspnea, i-cyanosis, ukushaqeka, ukulimala kwesibindi kanye nokwehluleka okukhulu kwezinso kwenzeka.Imiphumela engapheli: i-dermatitis yokuxhumana, isilonda se-chromium, i-rhinitis, ukubhoboza kwe-septum yamakhala kanye nokuvuvukala kwepheshana lokuphefumula.
Ingozi yokuqhuma: Lo mkhiqizo uyi-carcinogen enokugqwala okuqinile nokucasuka, engabangela ukusha emzimbeni womuntu.
Izinyathelo zosizo lokuqala
Ukuthinta isikhumba: khumula izingubo ezingcolile bese ugeza isikhumba kahle ngamanzi anensipho namanzi.
Ukuthintana kwamehlo: phakamisa amajwabu amehlo bese uwageza ngamanzi agelezayo noma ngosawoti ovamile.Bonana nodokotela.
Ukuhogela: shiya ngokushesha indawo yesehlakalo emoyeni omusha.Gcina umgudu wokuphefumula ungavimbekile.Uma unokuphefumula kanzima, nikeza umoya-mpilo.Uma ukuphefumula kuyeka, nikeza ukuphefumula okwenziwa ngokushesha.Bonana nodokotela.
Ukungenisa: Gcoba ngamanzi futhi ugeze ngamanzi noma isixazululo esingu-1% se-sodium thiosulfate.Nginike ubisi noma amaqanda amhlophe.Bonana nodokotela.
Izinyathelo zokulwa nomlilo
Izici eziyingozi: i-oxidant eqinile.Uma kune-asidi eqinile noma izinga lokushisa eliphezulu, umoya-mpilo ungakhululwa ukuze kuthuthukiswe ukushiswa kwezinto eziphilayo.Isabela ngobudlova nge-nitrate ne-chlorate.Lapho amanzi exutshwe ne-sodium sulfide, angabangela ukusha okuzenzakalelayo.Lapho uthintana noma uxuba nezinto eziphilayo, ama-ejenti anciphisayo kanye nezinto ezivuthayo ezifana nesulfure ne-phosphorus, kunengozi yokuvutha nokuqhuma.Inokugqwala okuqinile.
Imikhiqizo evuthayo eyingozi: ingase ikhiqize intuthu enobuthi eyingozi.
Indlela yokucisha umlilo: sebenzisa amanzi anenkungu nesihlabathi ukucisha umlilo.
Ukuvuza ukwelashwa okuphuthumayo
Ukwelashwa okuphuthumayo: hlukanisa indawo engcolile futhi ubeke umkhawulo ekufinyeleleni.Kuphakanyiswa ukuthi abasebenzi bezokwelapha izimo eziphuthumayo kufanele bagqoke izifihla-buso zothuli (imaski yobuso obugcwele) kanye nezingubo zokuvikela igesi.Ungavumeli ukuvuza kuhlangane nezinto eziphilayo, ama-ejenti anciphisayo kanye nezinto ezivuthayo.
Ukuvuza okuncane: qoqa ngefosholo elihlanzekile esitsheni esomile, esihlanzekile nesimboziwe.
Inani elikhulu lokuvuza: ukuqoqa futhi kusetshenziswe kabusha noma ukuthuthelwa endaweni yokuhlanza udoti ukuze kulahlwe.
Ukuphatha nokugcina
Izinyathelo zokuphepha: ukusebenza okuvaliwe, qinisa umoya wokuphefumula.Ama-opharetha kufanele aqeqeshwe ngokukhethekile futhi alandele ngokuqinile izinqubo zokusebenza.Kuphakanyiswa ukuthi ama-opharetha kufanele agqoke i-hood yohlobo lwe-electric air supply filter respirator, izingubo ze-polyethylene anti-virus namagilavu enjoloba.Gcina kude nomlilo nomthombo wokushisa.Akubhenywa emsebenzini.Gwema uthuli.Gwema ukuthintana nama-ejenti anciphisayo notshwala.Lapho ithwala, kufanele ilayishwe futhi yehliswe kancane ukuze kuvinjwe ukuthi iphakheji nesiqukathi singonakali.Amathuluzi okucisha umlilo ezinhlobonhlobo ezihambisanayo kanye nenani kanye nempahla yokwelapha eziphuthumayo evuzayo izohlinzekwa.Iziqukathi ezingenalutho zingaqukatha izinto eziyingozi.Imithetho yesitoreji: gcina endaweni epholile, eyomile futhi enomoya omuhle.Gcina kude nomlilo nomthombo wokushisa.Izinga lokushisa lokugcina akufanele lidlule ku-35 ℃, futhi umswakama ohlobene akufanele udlule u-75%.Iphakheji ivaliwe.Kufanele igcinwe ngokuhlukana nama-ejenti anciphisayo kanye nama-alcohol, futhi ukugcinwa okuxubile kufanele kugwenywe.Indawo yokugcina kufanele ifakwe izinto ezifanele ukuqukatha ukuvuza.