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IS 18773

IS 18773 — Acoustics Determination of acoustic properties in impedance tubes Part 2: Two-microphone technique for normal sound absorption coefficient and normal surface impedance

IS 18773 is an Indian Standard titled Acoustics Determination of acoustic properties in impedance tubes Part 2: Two-microphone technique for normal sound absorption coefficient and normal surface impedance, classified under Civil Engineering Design and Construction and administered by the Ministry of Housing and Urban Poverty Alleviation. Certification is voluntary.

IS Number
IS 18773
Status
0
Certification
Voluntary
Ministry
Ministry of Housing and Urban Poverty Alleviation
Committee
Functional Requirements In Buildings
Type
Methods of tests

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What is IS 18773?

IS 18773 is an Indian Standard published by the Bureau of Indian Standards (BIS) under the title Acoustics Determination of acoustic properties in impedance tubes Part 2: Two-microphone technique for normal sound absorption coefficient and normal surface impedance. It falls under the <strong>Civil Engineering Design and Construction</strong> group and is administered by the Ministry of Housing and Urban Poverty Alleviation. Certification under this standard is voluntary.

How to get certified for IS 18773

  1. 1
    Apply online — Submit the BIS portal application with product details, factory information, and test reports.
  2. 2
    Lab testing — Submit product samples to a BIS-recognised testing laboratory for evaluation against the standard.
  3. 3
    Factory inspection — A BIS officer visits your manufacturing facility to verify quality control systems.
  4. 4
    Licence grant — On approval, BIS issues the licence. You may then affix the ISI Mark on compliant products.
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