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NF A20-428 ; NF ISO 4694:1987-10-01
Iron ores. Determination of fluorine content. Ion-selective electrode method
Edition
1987-10-01
UTE C27-251U ; UTE C27-251:1987-05-01
Liquid dielectrics. Conventional assessment of smoke corrosiveness by measurements of ph-value and resistivity. Test method
Edition
1987-05-01
NF T20-170 ; NF ISO 6999:1986-09-01
Carbonaceous materials for the production of aluminium. Pitch for electrodes. Determination of density. Pyknometric method
Edition
1986-09-01
NF T20-182 ; NF ISO 8004:1986-09-01
Carbonaceous materials for the production of aluminium. Calcined coke and calcined carbon products. Determination of the density in xylene. Pycnometric method
Edition
1986-09-01
NF T57-220 ; NF EN 1228:1996-11-01
Plastics piping systems. Glass-reinforced thermosetting plastics (grp) pipes. Determination of initial specific ring stiffness
Edition
1996-11-01
NF X31-113 ; NF ISO 11265:1995-01-01
Soil quality. Determination of the specific electrical conductivity
Edition
1995-01-01
DIN EN ISO 10705-1
Water quality - Detection and enumeration of bacteriophages - Part 1: Enumeration of F-specific RNA bacteriophages (ISO 10705-1:1995); German version EN ISO 10705-1:2001
Edition
2002-01
DIN 66132
Determination of specific surface area of solids by adsorption of nitrogen; single-point diffenrential method according to Haul and Dümbgen
Edition
1975-07
DIN ISO 11265
Soil quality - Determination of the specific electrical conductivity (ISO 11265:1994 + ISO 11265:1994/Corr.1:1996)
Edition
1997-06
DIN 66134
Determination of the pore size distribution and the specific surface area of mesoporous solids by means of nitrogen sorption - Method of Barrett, Joyner and Halenda (BJH)
Edition
1998-02