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IS 4105 : 2023

IS 4105 : 2023 — Styrene (vinyl benzene) - Specification (Third Revision)

IS 4105 : 2023 is an Indian Standard titled Styrene (vinyl benzene) - Specification (Third Revision), classified under Chemicals, Plastics and their Products including packaging and Environment and administered by the Ministry of Chemicals and Fertilizers - Department of Chemicals and Petrochemicals (DCPC). Certification under this standard is mandatory for manufacturers and importers.

IS Number
IS 4105 : 2023
Year
2023
Status
Active
Certification
Mandatory (ISI Mark / QCO)
Ministry
Ministry of Chemicals and Fertilizers - Department of Chemicals and Petrochemicals (DCPC)

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What is IS 4105 : 2023?

IS 4105 : 2023 is an Indian Standard published by the Bureau of Indian Standards (BIS) under the title Styrene (vinyl benzene) - Specification (Third Revision). It falls under the <strong>Chemicals, Plastics and their Products including packaging and Environment</strong> group and is administered by the Ministry of Chemicals and Fertilizers - Department of Chemicals and Petrochemicals (DCPC). This standard has mandatory certification requirements — products must bear the ISI Mark before they can be sold in India.

Who needs IS 4105 : 2023 certification?

  • Domestic manufacturers producing goods covered by this standard
  • Importers bringing such products into India for sale
  • Any party affixing the ISI Mark or selling certified products in the Indian market

How to get certified for IS 4105 : 2023

  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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View official document on bis.gov.in →

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