2、nentsContent(%)CASNOHydrochloricAcid31%7647-01-1Molecularweight:36.46Molecularformula:HCLSection3TheSummaryofRiskRiskcategory:Grade8.1AcidcorrosivesRouteofentry:Eyeorskincontact, inhalingoringestingHealthhazard:Acute:Inhaling:Exposuretothesteamorsmokecancauseacutepoisoning, such