NF C42-720:2005 Safety requirements for electrical equipment for measurement, control and laboratory use - Part 2-010 : particular requirements for laboratory equipment for the heating of material.
2005NF C42-720:2005 Safety requirements for electrical equipment for measurement, control and laboratory use - Part 2-010 : particular requirements for laboratory equipment for the heating of material.
1994NF C42-720:1994 Safety requirements for electrical equipment for measurement, control and laboratory use. Part 2-010 : particular requirements for laboratory equipment for the heating of materials.