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NF F00-456 (08/1991) (R2011) Railway equipment in general. Parts made of rubber cellular flexible material. - Matériel ferroviaire en général
NF V18-112 (08/1991) (R2011) Animal food stufs. Determination of ergosterol content. - Aliments des animaux
NF P98-103 (07/1991) (R2011) Road foundations. Pozzolana. Specifications. - Assises de chaussées
NF P98-104 (07/1991) (R2011) Road foundations. Testing of reactivity of pozzolana to lime. - Assises de chaussées
NF G07-124 (07/1991) (R2011) Textiles. Testing fabrics. Observation method for checks requiring a visual assessment in comparison with standard ranges.
NF Z43-203 (07/1991) (R2011) Micrographics. Deks-top microform readers. Characteristics and simplified checking methods. - Micrographie
NF P98-200-1 (07/1991) (R2011) Road testing. Measurement of a rolling load deflection. Part 1 : definitions, measurements, specific values. - Essais relatifs aux chaussées
NF P98-256-1 (07/1991) (R2011) Tests relating to pavements. Tests on constituants of bituminous mixtures. Part 1 : determination of fines particules absorbing capacity. - Essais relatifs aux chaussées
NF S61-938 (07/1991) (R2011) Fire safety systems (F.F.S.). Manual control device (M.C.D.). Manual centralized control device (M.C.C.D.). Control with indicating device (C.I.D.). Command adapter device (C.A.D.). - Systèmes de sécurité incendie (S.S.I.)
NF A92-030 (07/1991) (R2011) Vitreous and porcelain enamels. Characteristics of continuously self-cleaning enamels. - Émaux vitrifiés
NF H35-068 (07/1991) (R2011) Bottling industry. Glass bottles. Press-screw neck glass finish, 31. - Industries de l'embouteillage
NF H35-085 (07/1991) (R2011) Bottling industry. Glass bottles. Neck glass container finish 29 mm 185. Dimensions. - Industries de l'embouteillage