Specification for direct gas fired forced convection air heaters for space heating (60 kW up to 2 MW input): safety and performance requirements (excluding electrical requirements) (2nd family gases).

UNGÜLTIG herausgegeben am 23.12.1987

Specification for direct gas-fired forced convection air heaters with rated heat inputs up to 2 MW for industrial and commercial space heating: safety and performance requirements (excluding electrical requirement) (2nd family gases).

UNGÜLTIG herausgegeben am 30.3.1990

Photography. Processing chemicals. Specifications for potassium sulfite, 650 g/l aqueous solution.

UNGÜLTIG herausgegeben am 15.2.1997

Essential oils. Determination of residue content from distillation under reduced pressure.

UNGÜLTIG herausgegeben am 15.9.2001

Specification for indirect gas fired forced convection air heaters for space heating (60 kW up to 2 MW input): safety and performance requirements (excluding electrical requirements) (2nd family gases).

UNGÜLTIG herausgegeben am 29.1.1988

Specification for indirect gas fired forced convection air heaters with rated heat inputs up to 2 MW for industrial and commercial space heating: safety and performance requirements (excluding electrical requirements (2nd family gases).

UNGÜLTIG herausgegeben am 28.2.1990

Electrical relays. Specification for contact performance of electrical relays.

UNGÜLTIG herausgegeben am 31.10.1980

Electrical relays. Specification for the insulation testing of electrical relays.

UNGÜLTIG herausgegeben am 31.10.1980

Specification for leather-covered cricket balls.

UNGÜLTIG herausgegeben am 28.6.1985

Specification for leather-covered cricket balls.

UNGÜLTIG herausgegeben am 31.3.1987