SGS is pleased to announce that our geochemical laboratory in Mwanza, Tanzania has successfully completed the site and technical evaluation for accreditation to conform to ISO/IEC 17025:2005. The accreditation demonstrates technical competency for a defined scope of tests and the operation of a laboratory quality management system. The accreditation program is monitored by the South African National Accreditation System (SANAS).

Two test methods were evaluated:

  • Determination of gold by fire assay using SGS in house method FAA 505 
  • Determination of gold by fire assay using SGS in house method FAA 303

The Mwanza laboratory maintains a broad suite of analytical techniques to suit clients’ mineral testing requirements. The facility is equipped with state-of-the-art equipment and consistent, industry-leading methodologies and quality control procedures. Our professional staff maintains high standards of quality and procedural excellence to ensure accurate, repeatable and timely data. Mwanza’s in-house analytical capabilities include:

  • Fire assay ICP-AES (Au)
  • ICP-AES multi-element packages
  • Acid digest (Au)
  •  Accelerated cyanide leach (Au)
  • Cyanide BLEG leach analysis (Au)
  • Atomic absorption spectrometry (AAS) for some base metals.

Samuel K. Gyan, Managing Director
SGS Tanzania Superintendence Co. Ltd
African Assay Laboratories (Tanzania) Ltd
SGS Compound, Near TPA Gate #5, Nelson Mandela Road, Kurasini, 2249 – Dar es Salaam, Tanzania
t: +255 22 211 6800
f: +255 22 211 3516

Russ Calow
Vice President, Global Geochemistry
SGS Minerals Services
PO Box 4300, 185 Concession Street
Lakefield, ON, Canada  K0L 2H0
t: (705) 652-2018
f:  (705) 652-2162


SGS is the world’s leading inspection, verification, testing and certification company. SGS is recognised as the global benchmark for quality and integrity. With 67,000 employees, SGS operates a network of over 1,250 offices and laboratories around the world.