Dental rotary instruments - Shanks - Part 1: Shanks made of metals (ISO 1797-1:1992 + AMD 1:1997) including Amendment A1:1999; German version EN ISO 1797-1:1995 + A1:1999— 8 стр.
Foodstuffs - Methods of analysis for the detection of genetically modified organisms and derived products - Quantitative nucleic acid based methods (ISO 21570:2005); German version EN ISO 21570:2005, Corrigenda to DIN EN ISO 21570:2006-02; German version EN ISO 21570:2005/AC:2007— 2 стр.
Dentistry; dental rotary instruments; number coding system; part 2: shape and specific characteristics (ISO 6360-2:1986 includes AMD 1:1991); german version EN 26360-2:1991 + A1:1991— 83 стр.
Dentistry; dental rotary instruments; number coding system; part 2: shape and specific characteristics (ISO 6360-2:1986 includes AMD 1:1991); german version EN 26360-2:1991 + A1:1991— 83 стр.