
Zinc plays a vital role in improving crop yields and maintaining soil fertility. One of the most widely used zinc-based fertilizers is Zinc Sulphate Heptahydrate (Agricultural Grade). To ensure product quality and safety for agricultural use, the Bureau of Indian Standards (BIS) has set a specific standard: IS 8249. Manufacturers and suppliers must comply with this standard to offer their products under the recognized ISI Mark.
The BIS certification for Zinc Sulphate Heptahydrate ensures that the product meets the quality and safety requirements outlined in Indian Standard IS 8249. This certification is essential for companies aiming to market their product with the ISI Mark for Zinc Sulphate Heptahydrate, which acts as a symbol of quality assurance and regulatory compliance.
Under this certification, manufacturers must adhere to stringent testing protocols related to purity, solubility, heavy metal content, and other quality parameters critical for agricultural applications. The certification process involves product testing in BIS-recognized laboratories, factory inspections, and ongoing quality audits.
The ISI Mark certification for Zinc Sulphate Heptahydrate provides several advantages for manufacturers and end-users alike:
Obtaining BIS certification for Zinc Sulphate Heptahydrate involves the following steps:
To apply for ISI Certification for Zinc Sulphate Heptahydrate, manufacturers must provide the following documents:
Additional documentation may be required based on product specifications and environmental regulations.

Securing ISI certification for Zinc Sulphate Heptahydrate is not just a regulatory formality; it's a commitment to delivering quality-assured products to India’s agricultural sector. The ISI Mark for Zinc Sulphate Heptahydrate stands as a testament to compliance with the highest national standards, offering confidence to farmers and regulatory authorities alike.
For manufacturers looking to enhance their brand reputation and market reach, obtaining ISI Mark certification for Zinc Sulphate Heptahydrate under IS 8249 is a critical step towards building trust and ensuring sustained growth in the competitive fertilizer market.