Holtec SpA is a company dedicated to technology, engineering, representations and services for the mining industry, electricity generation and chemicals, among others. We are experts in services and products for the sulfuric acid production- and consumption chain. We offer the following services: - Non-Destructive Testing: Eddy Current, Eddy Current Array, RFT, NFT, Airborne Ultrasound, Continuous Ultrasound, among other techniques. - Engineering: Efficiency studies of sulfuric acid production plants, conceptual engineering. - Technical inspections: highly specialized professionals to perform inspections in maintenance and operation of sulfuric acid plants - Training: Team of professionals with extensive experience, for training services in different modalities - Representative in Chile for MECS-Dupont, Drake, Pelseal (R), Breen Probe and Lectrodryer