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DHHB (UVA-PLus) tọn 80 kwa afọ
Mee emume na ZHONGAN rụchara ikike mmepụta DHHB 80MTs. E guzobere ụlọ ọrụ ZHONGAN na 2001. Ọ bụ ụlọ ọrụ ọkachamara na-ahụ maka ihe ịchọ mma na nlekọta onwe onye...GỤKWUO -
ZHONGAN GWA GỊ: Kedu otu esi achọpụta nzacha UV nke ọma?
N'afọ 2019, US FDA kwupụtara atụmatụ ọhụrụ nke na-ekwu na n'ime ihe iri na isii na-arụ ọrụ iji gbochie anwụ anwụ dị ugbu a n'ahịa US, a na-agbakwunye zinc oxide na titanium dioxide na ...GỤKWUO -
Okwu mmeghe nke ngwa TPO nke onye na-ese foto (CAS NO.:75980-60-8)
TPO bụ ihe na-emepụta fotoinitiator nke nwere ụdị free radical (1) dị irè nke nwere ike ịmịkọrọ n'ọtụtụ ogologo ebili mmiri. N'ihi oke mmịpụta ya, ọ na-amịkọrọ nke ọma...GỤKWUO
