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NF F80-105 (02/1982) (R2012) Railway transport equipment. Recommended steels for railway rolling-stock construction. V : unalloyed forging steels suitable for heat treatment.
NF U42-371 (01/1982) (R2012) Fertilizers. Determination of the chlorine content of chlorides.
NF C93-214 (01/1982) (R2012) Components for electronic equipment. High power, fixed and variable wirewound resistors. General requirements.
NF Q64-013 (12/1981) (R2011) Graphic technology. Definition of the colorimetric characteristics of a range of primary inks for offset printing.
NF V15-221 (12/1981) (R2002) Artificial insemination of animals. Dosis of frozen bull semen. Specifications.
NF U42-405 (12/1981) (R2011) Compound mineral fertilizers. Homogeneity of a batch. Inspection method.
NF V20-201 (12/1981) (R2011) Method for the determination of the eating quality of golden delicious apples (index of quality).
NF T54-030 (12/1981) (R2006) Plastics. Un-plasticized fittings for domestic water drainage installations. Specifications.
NF T54-037 (12/1981) (R2006) Plastics. Un-plasticized PVC parts dor piping. Simple assemblies with sealing rings for domestic water drainage piping. End use test. Specification.
NF M88-940 (12/1981) Steel storage tanks. Maximum 1400 litre capacity. Horizontal or vertical tanks for above ground storage of gasoil and light heating oil.
NF S90-014 (12/1981) (R2011) Medical and surgical equipment. Re-useable glass insulin syringes.
NF G37-122 (12/1981) (R2006) Fabrics coated with rubber or plastic. Hydrolytic stability.