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How to get BIS Certification for Styrene Vinyl Benzene?

calendar17 May, 2023
timeReading Time: 3 Minutes
Styrene Vinyl Benzene

Styrene Vinyl Benzene refers to a chemical compound comprising styrene and vinyl benzene monomers. It is widely used in the production of various plastic as well as rubber products. Styrene Vinyl Benzene is used in the plastics industry to produce a range of end-users goods, such as toys, household equipment, and vehicle parts.

It also plays a key role in the manufacturing of synthetic rubber used in various applications, including automotive tires, shoes, and industrial materials. Additionally, this chemical can be used in the production of adhesives, coatings, & other chemical products. It is a low-cost and versatile chemical used by various industries for decades. Let’s dive into its production legalities and the governing standard. We will also explore the process for securing BIS certification for Styrene Vinyl Benzene.

An Interplay between IS 4105:2020 and BIS Certification for Styrene Vinyl Benzene

The Ministry of Chemicals and Fertilizers issued Quality Control Orders for styrene (vinyl benzene) in 2002. In accordance with this order, the Bureau of Indian Standards (BIS) has mandated that styrene (vinyl benzene) must obtain BIS certification.

The material must conform to IS 4105:2020 and display the Standard Mark (ISI Mark) with a license from BIS under Scheme-I of Schedule-II of the Bureau of Indian Standards (Conformity Assessment) Regulations 2018.

Manufacturers seeking BIS certification for styrene (vinyl benzene) must ensure that it adheres to relevant Indian standards, including IS 4105:2020. This standard outlines the requirements, sampling methods, and testing procedures for styrene (vinyl benzene).

IS 4150:2020, for instance, specifies the criteria and testing methods for the two grades of styrene (vinyl benzene):

Grade 1 for the plastics industry and Grade 2 for the rubber industry.

Tests must be carried out following the procedures outlined in the standard, including the determination of relative density, refractive index, freezing point, aldehyde and polymer content, peroxides, chloride, the solubility of polymers, and other relevant tests.

Packing and marking of styrene (vinyl benzene) must comply with IS 4105:2020. All containers must be dry, clean, free of styrene-soluble substances, and leakproof. They must be properly sealed, stored away from light and heat, and kept in a cool place.

Each container must display the material name and grade, manufacturer name and trademark, batch number, manufacture date, net and gross mass, and inhibitor content. The container may also display the standard mark (ISI Mark).

To utilize the standard mark (ISI Mark), manufacturers must obtain a BIS license for styrene (vinyl benzene) from the Bureau of Indian Standards. The Bureau will evaluate the manufacturing infrastructure, processes, quality control, and testing capabilities during a visit to the manufacturing premises before granting the license.

What documents are required for BIS certification for Styrene Vinyl Benzene?

To secure BIS Certification for Styrene Vinyl Benzene, manufacturers must share mandatory paperwork that varies product-wise.

However, some common documents required include test reports from an accredited laboratory, a detailed description of the manufacturing process, information on quality control procedures, a factory layout plan, and information on the production capacity of the plant.

Additionally, manufacturers must provide a declaration of conformity showcasing that the product meets the relevant Indian standard. Other documents, such as safety data sheets, labelling details, and warranty information, may also be required.

It is vital for applicants to ensure that all key documents are legit, complete, and meet the standards set by BIS. Once the Bureau receives the paperwork, an audit of the manufacturing facilities will be conducted before granting BIS ISI registration.

How to obtain BIS certification for Styrene Vinyl Benzene?

If you want to secure BIS certification for Styrene Vinyl Benzene with ease, here’s what you need to do:

1. Check the Indian standard

The first step is to check which Indian standard covers your product. You can visit the BIS web portal[1] to serve this purpose.

2. Arrange the documentation that matters

You’ll need to arrange some mandatory paperwork, like

  • Test reports from an accredited lab,
  • A detailed blueprint of the production process
  • A detailed snapshot of quality control procedures
  • A factory layout plan
  • Info on your production capacity.

3. Submit the form and docs to BIS

Once you arrange the required paperwork, head to the BIS portal and file the application and upload the aforesaid documents. They’ll check docs and the manufacturing facility for legitimacy and compliance.

4. Get your product tested

BIS might want you to test your product to make sure it adheres to the Indian standard. For this, you need to examine your products at the BIS-approved lab.

5. Get audited by BIS

After the completion of the above steps, BIS will come to your production premise to determine that everything is compliant and according to the documented procedures.

6. Get your registration

If everything checks out, the authority will give you the certification. This means you can apply the ISI marking on your product, showing that it adheres to the relevant Indian standard.


In summary, BIS certification is a critical measure to ensure that products sold are of optimal quality and safe for use. It benefits both end-users and manufacturers by boosting product quality, competitiveness, and market regulation. Let us know if you need any sort of assistance concerning BIS certification for Styrene Vinyl Benzene. We will be happy to assist.

Read our Article:How To Get BIS Certification For Projectors?

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