Nchịkọta ngwaahịa:
A na-ejikarị ceramik eme ihe kwa ụbọchị na ndụ kwa ụbọchị, dị ka tebụl, tebụl tii, kọfị kọfị, mmanya mmanya, wdg. Ha bụ ngwaahịa seramiiki nke ndị mmadụ na-abanye na kọntaktị na nke ọma. Iji meziwanye "ọnụahịa ọdịdị" nke ngwaahịa seramiiki kwa ụbọchị, a na-ejikarị akwụkwọ ifuru seramiiki chọọ elu nke ngwaahịa ahụ ma gbaa ya ọkụ. Enwere ike kewaa ya ka ọ bụrụ ụcha glaze, agba n'okpuru glaze, na ngwaahịa agba n'okpuru glaze. N'ihi n'eziokwu na ọtụtụ akwụkwọ ifuru na-achọ mma nwere ọla dị arọ, enwere ike ịgbaze ígwè dị arọ n'oge kọntaktị na nri.
Ogo na ihe egwu nchekwa
imerụ
N'ime usoro mmepụta ihe nke ceramic tableware, ọla ndị dị arọ dị ka lead na cadmium nwere ike ịdị na glaze na ụkpụrụ ịchọ mma. Ọ bụrụ na ejiri nri nwere nri, ọkachasị nri acidic, ọ nwere ike ime ka ndu na cadmium gbazee n'ime nri wee banye n'ahụ mmadụ. Lead na cadmium bụ ihe ọla dị arọ na-abanye n'ọbara n'ụzọ dị mfe ma na-adịghị ewepụ ngwa ngwa n'ime ahụ. Iri nri nwere ndu na cadmium ogologo oge nwere ike imetụta usoro ahụ ji alụso ọrịa ọgụ nke mmadụ, na-ebute ọrịa dị iche iche. Isi ihe mgbaàmà nke nsị cadmium bụ arteriosclerosis, renal atrophy, nephritis, wdg. Tụkwasị na nke ahụ, cadmium achọpụtala na ọ nwere carcinogenic na teratogenic mmetụta. Cadmium nwekwara ike ime ka ọbara mgbali elu na-ebute ọrịa obi na ụbụrụ cerebrovascular; Mmebi nke ọkpụkpụ, imeju na akụrụ, ma nwee ike ibute ọdịda akụrụ. Lead bụ ụdị mmetọ ọla dị arọ nke na-egbu egbu nke ukwuu, nke nwere ike ibute nsi na-adịghị ala ala mgbe ahụ mmadụ richara ya. Ụmụaka ndị na-ahụ maka ndu ogologo oge na-enwekarị mmeghachi omume ngwa ngwa na nhụjuanya anya. Nduba na-abanye n'ime ahụ mmadụ nwere ike imerụ mkpụrụ ndụ ụbụrụ ahụ ozugbo, ọkachasị usoro ụjọ nke nwa ebu n'afọ, nke nwere ike ibute nkwarụ ọgụgụ isi n'ime nwa ebu n'afọ. Na mgbakwunye, enwere ihe ize ndụ nke ọrịa kansa na mmụgharị.
Ọkọlọtọ chọrọ
N'iburu n'uche na oke ọla dị arọ nwere ike imerụ ahụ mmadụ, ụkpụrụ China GB 4806.4-2016 "National Food Safety Standard Ceramic Products", FDA/ORACPG 7117.06 "Cadmium Pollution of Imported and Domestic Household Ceramics (Porcelain)", na FDA/ORACPG 7117.07 "Lead Pollution of Imported and Domestic Household Ceramics (Porcelain)" EU ntuziaka 84/500/EEC "Council Guide on the Compliance and Performance Standards for Analysis Method of Ceramic Products in Contact with Food" na 2005/31/EC " Ntuziaka Kansụl 84/500/EEC na ngbanwe nke nnabata na ụkpụrụ arụmọrụ maka usoro nyocha nke ngwaahịa seramiiki na kọntaktị na nri" gosipụtara oke mgbasa maka lead na cadmium. California Prop.65-2002 California na-aṅụ mmiri na-aṅụ mmiri na nchekwa nchekwa na ihe ndị na-egbu egbu na-etinyekwu ihe mgbochi na ntọhapụ nke ndu na cadmium, gụnyere ihe ndị a chọrọ maka ime, ọnụ, na ahụ nke ngwaahịa ahụ; German LFGB 30&31 "Nri, ngwaahịa ụtaba, ịchọ mma, na iwu nlekọta mkpa kwa ụbọchị" agbakwunyela mmachi na mgbasa cobalt na ndabere nke ndu na mgbasa cadmium.
Atụmatụ ịzụrụ na ojiji
MARA AKA
01 Jiri nlezianya lelee ọdịdị nke tableware maka mmebi ọ bụla, afụ, ntụpọ, wdg.
02 Gbalịa ịhọrọ ngwaahịa na-enweghị ihe ịchọ mma agba na egbugbere ọnụ ime na mpụta, ọkachasị seramiiki tableware nwere ihe ịchọ mma n'ime ime, nke na-ebute oke mma na nchekwa nchekwa.
03 Gbalịa ịzụta ngwaahịa ndị metụtara ya n'ụlọ ahịa ziri ezi ma zere ịzụrụ ngwaahịa nwere ihe ịchọ mma ifuru "mara mma" na nyiwe azụmahịa e-commerce.
04 Zere iji seramiiki tableware ogologo oge nwere ime ime iji chekwaa nri na ihe ọ drinksụ drinksụ acid. Ogologo oge nchekwa ahụ, okpomọkụ nke nri na-adị elu, ọ na-adịkwa mfe ịgbari ọla ndị dị arọ. Mgbasa gabiga ókè nke lead na cadmium nwere ike ịkpata mmetụta ndị na-egbu egbu ma tinye ahụike anụ ahụ n'ihe egwu.
Oge nzipu: Mee-05-2023