About Us

A premium AdBlue® manufacturer in South India.

Zantoff Synthetics Private Limited is one of the prominent players in South India's automotive chemical sector. We manufacture premium quality AdBlue® under our flagship brand MetaBlue™, offered in a comprehensive range of packaging sizes and bulk delivery through specialised fleets.

MetaBlue AdBlue and ElCool coolant range by Zantoff Synthetics

VDA Accreditation

MetaBlue is internationally accredited by the Verband der Automobilindustrie e. V. (VDA), the German institution that regulates global automotive standards and the AdBlue® trademark.

Product Standards

All manufacturing adheres to ISO 22241 quality specifications, ensuring compatibility with BS4 and BS6 diesel engines equipped with Selective Catalytic Reduction (SCR) systems.

Our Promise

Four guarantees in every drop.

Extra Pure

Made from the highest grade urea and ultra-pure demineralised water.

Euro Standard

Compliant with ISO 22241 — the global AdBlue® quality benchmark.

Pollution Free

Cuts harmful NOx emissions from diesel engines by more than 95%.

VDA Accredited

Internationally certified by Verband der Automobilindustrie, Germany.

What We Do

Built for cleaner diesel, end to end.

From raw material sourcing to packaging and last-mile delivery, every stage is designed around a single goal: delivering AdBlue® that protects SCR systems and the air we breathe.

In-house manufacturing

Modern plant in Kasaragod, Kerala, producing AdBlue® at scale.

NABL lab testing

Every batch is verified by NABL-accredited laboratories before dispatch.

ISO 22241 compliant

Strictly documented processes that meet international DEF standards.

Eco-first mission

Helping fleets cut NOx emissions and meet BS6 environmental norms.

95%+
NOx Emissions Removed
20+
Filling Stations Live
ISO 22241
Quality Standard
VDA
Germany Certified
Quality Assurance

Every batch. Tested twice.

Our QA team is involved in every stage of MetaBlue AdBlue® — Development, Production, Testing, Packaging & Delivery. Every batch is sampled and tested by our in-house lab and an NABL-accredited laboratory.

Quality Assurance
Documentation
External Lab Test
In-House Lab Test
Continuous Improvement
Quality Control
Fleet at depot