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19/30401639 DC:2019 BS EN ISO 6926 AMD1. Acoustics. Requirements for the performance and calibration of reference sound sources used for the determination of sound power levels
19/30401664 DC:2019 BS ISO 22863-10. Fireworks. Test methods for determination of specific chemical substances Part 10. Nitrogen content in nitrocellulose by Iron(II) sulfate titration
19/30401667 DC:2019 BS ISO 22863-9. Fireworks. Test methods for determination of specific chemical substances Part 9. Mercury content by hydride generation atomic fluorescence spectrometry
19/30401670 DC:2019 BS ISO 22863-8. Fireworks. Test methods for determination of specific chemical substances Part 8. Arsenic content by hydride generation atomic fluorescence spectrometry
19/30401673 DC:2019 BS ISO 22863-7. Fireworks. Test methods for determination of specific chemical substances Part 7. Chlorates content by titration analysis
19/30401676 DC:2019 BS ISO 22863-6. Fireworks. Test methods for determination of specific chemical substances Part 6. Zirconium with a particle size less than 40 µm by Inductively Coupled Plasma Optical Emission Spectrometry(ICP-OES)
19/30401679 DC:2019 BS ISO 22863-5. Fireworks. Test methods for determination of specific chemical substances Part 5. Analysis lead and compounds by Inductively Coupled Plasma spectrometry (ICP)
19/30401682 DC:2019 BS ISO 22863-4. Fireworks. Test methods for determination of specific chemical substances Part 4. Analysis lead and compounds by X-ray Fluorescence spectrometry (XRF)
19/30401771 DC:2019 BS EN IEC 62153-4-16. Metallic cables and other passive components test methods Part 4-16. Electromagnetic compatibility (EMC). Extension of the frequency range to higher frequencies for transfer impedance lower screening attenuation measurements using triaxial set-up
19/30401842 DC:2019 BS 8468-5. Respiratory protective devices for use against chemical, biological, radiological and nuclear (CBRN) agents Part 5. Combined multi-functional apparatus. Specification
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