# Premium AUS 40 Marine Urea Solution in India

**PROTICKS** is an ISO 18611 and IS 17661 (Part 1):2022 compliant manufacturer of **AUS 40 Marine Urea Solution** (40% aqueous urea) for marine Selective Catalytic Reduction (SCR) systems, based in Jamnagar, Gujarat, India.

- **Product:** AUS 40, Marine NOx Reduction Agent, 40% urea concentration
- **Standards:** ISO 18611-1/2/3, IS 17661 (Part 1):2022, IMO MARPOL Annex VI, IMO NOx Technical Code 2008 (Tier III)
- **Packaging:** 200L drums, 1000L IBC totes, bulk tanker (10,000–30,000L)
- **Ports served:** Mundra, Kandla (Deendayal), Pipavav, Dahej, Hazira, JNPT, Cochin, Tuticorin, Chennai, Visakhapatnam (Vizag), Haldia
- **Contact:** +91 74909 17799 · info@proticks.com · Jamnagar, Gujarat 361006, India

## ISO 18611-1:2014 / IS 17661 (Part 1):2022 Standard Technical Specifications

| Parameter | Limit |
|---|---|
| Urea content | 39.0 – 41.0% |
| Density @ 20°C | 1105 – 1117 kg/m³ |
| Refractive index @ 20°C | 1.393 – 1.397 |
| Biuret | < 0.8% |

IS 17661 (Part 1):2022 is the Bureau of Indian Standards national standard for Marine NOx Reduction Agent AUS 40, harmonised with ISO 18611-1:2014.

## Why AUS 40

- ISO 18611 and IS 17661 (Part 1):2022 compliant, full IMO Tier III & MARPOL Annex VI coverage
- Per-batch Certificate of Analysis (CoA) and Material Safety Data Sheet (MSDS)
- Port-side priority delivery from Jamnagar across India's West, South and East coasts

## Related pages

- [Marine Urea Supply at Indian Ports](https://aus40.in/marine-urea-supply-ports-india.html)
- [Difference Between AUS 32 and AUS 40](https://aus40.in/difference-between-aus32-and-aus40.html)

Request bulk B2B pricing: https://aus40.in/#contact