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BS PD CEN ISO/TR 20659‑2:2024 Rheological test methods. Fundamentals...

BS PD ISO/IEC TS 18013‑7:2024 Historical[ Withdrawn ] Personal...

BS PD ISO/TS 20790:2024 Oil and gas industries including lower carbon...

BS PD CEN ISO/TR 8124‑8:2024 Safety of toys - Age determination. First...

BS PD ISO/IEC TS 8236-2:2025 Information technology. Provisioning,...

BS PD CEN/TR 14380:2024 Lighting applications. Tunnel lighting standard...


BS PD CEN/TR 16389:2025 Automotive fuels. Paraffinic diesel fuel and...
IEC 60068-2-61 (1991-06) IEC 60068-2-61:1991 Environmental testing - Part 2-61: Test methods - Test Z/ABDM:Climatic sequence
IEC 60268-2 AMD 1 (1991-05) IEC 60268-2:1987/AMD1:1991 Amendment 1 - Sound system equipment. Part 2: Explanation of general terms and calculation methods
IEC 61064 (1991-05) IEC 61064:1991 Acceptance tests for steam turbine speed control systems
IEC 60268-12 AMD 1 (1991-05) IEC 60268-12:1987/AMD1:1991 Amendment 1 - Sound system equipment. Part 12: Application of connectors for broadcast and similar use
IEC 61033 (1991-05) IEC 61033:1991 Test methods for the determination of bond strength of impregnating agents to an enamelled wire substrate
IEC 61065 (1991-05) IEC 61065:1991 Method for evaluating the low temperature flow properties of mineral insulating oils after ageing
IEC 60244-13 (1991-05) IEC 60244-13:1991 Methods of measurement for radio transmitters - Part 13: Performance characteristics for FM sound broadcasting
IEC 60756 (1991-04) IEC 60756:1991 Non-broadcast video tape recorders - Time base stability
IEC 61049 (1991-03) IEC 61049:1991 Capacitors for use in tubular fluorescent and other discharge lamp circuits. Performance requirements
IEC 60146-1-3 (1991-04) IEC 60146-1-3:1991 Semiconductor convertors - General requirements and line commutated convertors - Part 1-3: Transformers and reactors
IEC 61050 (1991-03) IEC 61050:1991 Transformers for tubular discharge lamps having a no-load output voltage exceeding 1000 V (generally called neon-transformers). General and safety requirements
IEC 60268-10 (1991-03) IEC 60268-10:1991 Sound system equipment - Part 10: Peak programme level meters