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产品介绍：
Colloidal Gold SARS-CoV-2 Antigen Rapid Detection Kit/neutralizing antibodies test kit Dear boss we have Nasal, Oral, Saliva self test kit(1test per kit ) and nasopharyngeal/oropharyngeal professional test kit(25test per kit) for sales minimum limitation as 10pg/ml solution CE, FSC, MSDS, ISO13485, ISO9001, Chinese white listed approved by the China, Germany, Czech, Spain, Zimbabwe so on coutries if want have the business cooperation, please back to me for more details