Umicore’s VALIREX/VALIKAT zinc-based metal carboxylates are high-quality treatment chemicals designed to significantly reduce hazardous hydrogen sulfide (H₂S) levels in asphalt streams. These zinc carboxylates provide high-efficiency H₂S scavenging, ensuring the safety and security of your operations.

In the bitumen industry, maintaining safe hydrogen sulfide levels is essential to protect employees from toxic fumes. Our solution reduces H₂S to safe levels, supporting secure loading, handling and storage of asphalt. Our customers count on our products to help create a safer and healthier work environment.

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