As a global tin oxide supplier, our story is one of continuing success. Our expertise and commitment to quality and customer service is renowned worldwide. All Keeling & Walker grades are subject to rigorous quality assurance procedures to ensure that every delivery is consistent and reliable in performance.
All our products have been manufactured to the ISO 9001 quality assurance standard since 1989 and to the ISO 14001 environmental management standard since 2006.
Our ISO9001 certificate may be viewed by clicking here
Our ISO14001 certificate may be viewed by clicking here
Our quality policy statement may be viewed by clicking here