YY/T 0691-2008: Clothing for protection against infectious agents. Medical face masks. Test method for resistance against penetration by synthetic blood (fixed volume, horizontally projected) Delivery: 9 seconds. Download (and Email) true-PDF + Invoice. Get Quotation: Click YY/T 0691-2008 (Self-service in 1-minute) Newer / historical versions: YY/T 0691-2008 Preview True-PDF (Reload/Scroll-down if blank)
