Mkpọpụta Formaldehyde sitere na Iwu Ngwakọta Ngwakọta Osisi (SOR/2021-148)

Formaldehyde Emissions sitere na Composite Wood Products Regulations (SOR/2021-148) nke Ministry of Environment na Ministry of Health nke Canada kwadoro ga-amalite na Jenụwarị 7, 2023. Ị maara ihe ntinye Canada chọrọ maka ngwaahịa osisi mejupụtara?

Gụọ nke mbụ:

Iwu a na-emetụta ngwaahịa osisi ọ bụla mejupụtara nke nwere formaldehyde. Ọtụtụ ngwaahịa osisi composite na-ebubata ma ọ bụ na-ere na Canada ga-emezurịrị ụkpụrụ ahụ. Ma, ihe ndị a chọrọ maka mmepụta ihe maka ngwaahịa laminated agaghị arụ ọrụ ruo mgbe January 7, 2028. Tụkwasị na nke a, ngwaahịa ndị a na-emepụta ma ọ bụ bubata. na Canada tupu ụbọchị dị irè adịghị n'okpuru iwu a ma ọ bụrụhaala na e nwere ihe ndekọ iji gosi.Formaldehyde emission limit Iwu a na-akọwapụta ụkpụrụ ikuku formaldehyde kacha elu maka ngwaahịa osisi mejupụtara. A na-egosipụta oke ikuku nke formaldehyde nwetara site na ule pụrụ iche. usoro (ASTM D6007, ASTM E1333), ma bụrụ otu ihe ahụ na oke ikuku nke iwu EPA TSCA Title VI:

ppm maka plywood siri ike, 0.05 ppm
ppm maka mpempe akwụkwọ, 0.09 ppm,
ppm maka fibreboard ọkara-njupụta, 0.11 ppm
ppm maka fibreboard dị obere njupụta, 0.13 ppm
ppm maka akwụkwọ laminated, 0.05ppm

A ghaghị ịde aha ngwaahịa osisi niile mejupụtara tupu ere ya na Canada, ma ọ bụ onye na-ere ahịa ga-edobe otu akara ma nye ya n'oge ọ bụla. E nwere akara abụọ (na Bekee na French) na-egosi na ngwaahịa osisi mejupụtara nke na-agbaso TSCA. A ga-ahụta iwu isiokwu VI nke United States ka ọ gbasoro n'ịkwado akara nke Canada. Ngwakọta osisi na ngwaahịa ndị a kpụrụ akpụ ga-enwerịrị ikikere site n'aka ndị ikike asambodo ndị ọzọ (TPC) tupu ebubata ma ọ bụ ree (rịba ama: ngwaahịa osisi mejupụtara nke nwere. nwetara asambodo TSCA Title VI ga-anabata site na iwu a).

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