Oyu Tolgoi” LLC (the ‘Company’) would like to invite all potential experienced suppliers to submit their Expression of Interest in relation to supply of “Trade Concentrate Assay Services”.

Particularly, this service will involve performing assays for copper (Cu), gold (Au) and silver (Ag) in the concentrate product. The aim of this work is to support OT LLC on its assay exchange processes, quality improvement for the existing analytical system and cross check assay results.

The Supplier provides the details of assay services (chemical analysis, quality control & quality assurance and consulting/advising on assay exchanges) required from Oyu Tolgoi LLC.

The supplier will be required to carry out all of, but not limited to, the following works:

Analysis:

1. The Supplier will be provided product samples from various streams of the concentrator plant to perform assay analysis, but mainly for:

  • Commercial or trade concentrate samples
  • Process control concentrator samples (low to medium grade), if required
  • Test work/survey samples, if required
  • Ore or feed samples, if required

2. The Supplier will be required to perform analysis including:

Wet chemistry volumetric titration and/or gravimetric methods, fire assaying along with instrument methods including AAS (ICP, XRF, ISE etc., if needed). Major three elements are listed below, but not limited to for spot samples.

  • Copper (Cu)
  • Gold (Au)
  • Silver (Ag)
  • Fluorine(F) and Arsenic(As) if required

All analysis must be carried out with minimum
amount of repeats to comply with trade level of analysis methods for Copper, Gold and Silver, and
regular methods for Fluorine (F) & Arsenic(As).

3. Estimation of number of samples:

Estimated number of Concentrate product sample will be in monthly 40-120.

The potential suppliers must submit the following documents:

  • Company introduction / brochure
  • Company Registration certificate
  • Information of previous experiences and References from clients
  • Special licenses, if applicable
  • Introduction of qualified manpower/ key personnel and organization chart, if applicable
  • List of all the equipment necessary to carry out all assay analysis.
  • Plan for Chemical disposal is in agreement with all relevant Mongolian Standard.
  • Verification for the laboratory and its partner organization for specialized analyses must have ISO/IEC 17025 certification, and

The Company is only seeking Expression of Interest from potential suppliers and makes no representation or promise in relation to procuring work from a supplier or suppliers.

Please submit your proposal prepared in English and Mongolian via RFxBox@ot.mn (subject: WS 777097318 – Assay Analysis) before 5pm, (Ulaanbaatar time) 07 July 2016 and/or hard copies must be submitted in an envelope with the Suppliers name, tender name and number to the following address:

“Oyu Tolgoi” LLC

Procurement Department

Monnis Tower
Chinggis Avenue 15
Sukhbaatar District, 14240
Ulaanbaatar, Mongolia

If you have any related questions, please ask via RFxBox@ot.mn (subject: Question: – WS 777097318 – Assay Analysis) before 5pm, (Ulaanbaatar time) 30 June, 2016.

The Company reserves the right to refuse any document(s) which is incomplete or submitted after the specified date. The Company will not be responsible for any costs associated with preparing and submitting an Expression of Interest to the Company. “Oyu Tolgoi” company will contact only the candidates who are qualified/shortlisted for the further process.

It is required for interested parties to complete registration process at http://oyutolgoi.achillesapac.com/en/, if not registered in “Oyu Tolgoi” company’s Master Supplier Database.

“OYU TOLGOI” LLC

PROCUREMENT DEPARTMENT