
Okwu Mmalite
Ụlọ ọrụ electroplating na-arụ ọrụ dị mkpa n'ụlọ ọrụ ọgbara ọhụrụ. Ọtụtụ ngwaọrụ na ndụ anyị kwa ụbọchị bụ electroplated, nke na-eme ka ọdịdị ha dịkwuo mma kamakwa ọ na-egbu oge nchara na nsogbu ndị ọzọ nke ọma. Ụlọ ọrụ electroplating nwere usoro mmepụta dị iche iche, na-ebute ụdị mwepụta mmiri mkpofu dị iche iche. Ndị a gụnyere mmiri mkpofu acid na alkali tupu ọgwụgwọ, mmiri mkpofu nwere cyanide site na cyanide copper plating, mmiri mkpofu nwere copper, mmiri mkpofu nwere nickel, mmiri mkpofu nwere chromium, na mmiri mkpofu ígwè ndị ọzọ dị arọ . Iji gwọọ mmiri mkpofu ndị a, a na-ejikarị sodium sulfide eme ihe. Isiokwu a ga-enyocha irè nke sodium sulfide n'ịgwọ mmiri mkpofu electroplating.
Njirimara nke sodium sulfide
Sodium sulfide, nke a makwaara dị ka alkali na-esi ísì ụtọ, soda na-esi ísì, alkali odo, alkali na-acha uhie uhie, ma ọ bụ sulfide alkali, bụ ngwakọta inorganic. Ọ nwere ihe onwunwe hygroscopic siri ike ma na-agbaze nke ukwuu na mmiri. Ya aqueous ngwọta bụ ike alkaline na nwere ike ime ka ọkụ mgbe ọ na-abịa na kọntaktị na akpụkpọ na ntutu, otú aha sulfide alkali.
Ngwa dị na Ọgwụgwọ mmiri mkpofu Electroplating
Sodium sulfide na-arụ ọrụ nke ọma n'ịgwọ mmetọ ọla dị iche iche na electroplating mmiri mkpofu. Ọ nwere ike ijikwa ọ bụghị naanị ọla kọpa n'ime mmiri na-ekpofu ọkụ kamakwa ihe ndị na-emerụ emerụ dị ka chromium, zinc, lead, nickel, na cyanide. Mgbe ị na-emeso mmiri mkpofu ọla kọpa dị mgbagwoju anya, ụzọ a na-ahụkarị bụ ịgbakwunye sulfate ferrous ma ọ bụ ihe ndị ọzọ na-ebelata ihe dị n'okpuru ọnọdụ acid iji mebie mgbagwoju ahụ. Mgbe ahụ, dozie pH na alkaline ma gbakwunye sodium sulfide. Usoro a nwere ike ibelata ọnụọgụ sodium sulfide ejiri mee ihe ma gbochie ịmepụta na ịhapụ hydrogen sulfide gas n'okpuru ọnọdụ acidic.
Maka mmiri mkpofu ígwè dị arọ n'efu, enwere ike itinye sodium sulfide ozugbo maka ọgwụgwọ. Agbanyeghị, maka mmiri mkpofu ígwè dị arọ dị mgbagwoju anya, ọ dị mkpa ka e jiri ya tupu oge eruo iji mebie ihe mgbagwoju anya ahụ. Sodium sulfide na-amịkọrọ mmiri mkpofu ígwè dị arọ ma na-emeghachi omume na mmiri mkpofu ígwè dị arọ iji mepụta mmiri mkpofu sulfide na-enweghị oke mgbaze. Mmiri mkpofu sulfide ndị a anaghị agbaze ngwa ngwa ọbụlagodi n'ọnọdụ acidic. Ya mere, iji sodium sulfide gwọọ mmiri mkpofu ígwè dị arọ dị mgbagwoju anya nwere uru nke obere ọnụ ahịa na ezigbo nkwụsi ike.
Ntụle na ojiji nke sodium sulfide
Otu n'ime nsogbu ndị a na-ahụkarị na iji sodium sulfide bụ usoro onunu ogwu. Ọ bụrụ na usoro onunu ogwu dị oke ala, mmetụta mwepụ ọla kọpa adịghị mma. Ọ bụrụ na usoro onunu ogwu ahụ dị oke elu, ọ nwere ike ime ka ahụ mmiri gbachie ma mee ka COD dịkwuo ntakịrị, na-emerụ mmiri ahụ. Iji dozie nke a, tupu iji sodium sulfide, ọ dị mkpa iji dozie uru pH nke mmiri na gburugburu 9. Ọzọkwa, ịme nyocha beaker tupu oge eruo iji chọpụta usoro ọgwụgwọ kwesịrị ekwesị nwere ike inyere aka zere mmetụta ọgwụgwọ na-adịghị mma ma ọ bụ mmụba nke ọdịnaya COD na mmiri.
mmechi
Sodium sulfide nwere mmetụta ọgwụgwọ dị mma na mmiri mkpofu ọla dị arọ sitere na ụlọ ọrụ dị iche iche dị ka bọọdụ sekit e biri ebi, mgbaze ígwè, electroplating, na ịcha mmiri. Otú ọ dị, mgbe a na-eji ya na-emeso mmiri na-ekpo ọkụ eletrik, anyị kwesịrị ịṅa ntị na usoro onunu ogwu na usoro ọgwụgwọ iji mee ka uru ya dị n'ịgwọ mmiri na-ekpofu mmiri ma na-ebelata mmetụta ọjọọ ndị nwere ike ime. Site na iji nlezianya na-achịkwa ihe ndị a, sodium sulfide nwere ike ịbụ ngwá ọrụ bara uru na ọgwụgwọ dị irè nke electroplating mmiri mkpofu, na-enye aka na nchebe gburugburu ebe obibi na mmepe mmepe na ụlọ ọrụ electroplating.
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