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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BS PD ISO/IEC TS 18013‑7:2024 Historical[ Withdrawn ] Personal...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...
AHRI 770-94Refrigerant Pressure Regulating Valvesstandard by Air-Conditioning, Heating, and Refrigeration Institute (formerly ARI), 01/01/1994
AHRI 760-94Solenoid Valves for Use with Volatile Refrigeratorsstandard by Air-Conditioning, Heating, and Refrigeration Institute (formerly ARI), 01/01/1994
AHRI 750-94Thermostatic Refrigeration Expansion Valvesstandard by Air-Conditioning, Heating, and Refrigeration Institute (formerly ARI), 01/01/1994
AHRI 890-94Rating of Air Diffusers and Air Diffuser Assembliesstandard by Air-Conditioning, Heating, and Refrigeration Institute (formerly ARI), 01/01/1994
AHRI 450-93Water-Cooled Refrigerant condentsers Remote Typestandard by Air-Conditioning, Heating, and Refrigeration Institute (formerly ARI), 01/01/1993
AHRI 575-94Method of Measuring Machinery Sound within Equipment Spacestandard by Air-Conditioning, Heating, and Refrigeration Institute (formerly ARI), 01/01/1994
AHRI 680-93Residential Air Filter Equipmentstandard by Air-Conditioning, Heating, and Refrigeration Institute (formerly ARI), 01/01/1993
AHRI 495-93Refrigerant Liquid Receiversstandard by Air-Conditioning, Heating, and Refrigeration Institute (formerly ARI), 01/01/1993
AHRI 510-93Ammonia Compressor Unitsstandard by Air-Conditioning, Heating, and Refrigeration Institute (formerly ARI), 01/01/1993
AHRI 560-92Absorption Water Chilling and Water Heating Packagesstandard by Air-Conditioning, Heating, and Refrigeration Institute (formerly ARI), 01/01/1992
AHRI 410-91Forced-Circulation Air-Cooling and Air-Heating Coilsstandard by Air-Conditioning, Heating, and Refrigeration Institute (formerly ARI), 01/01/1991
AHRI 540-99Standard for Positive Displacement Refrigerant Compressors and Compressor Unitsstandard by Air-Conditioning, Heating, and Refrigeration Institute (formerly ARI), 01/01/1991