Cytokine ELISA kits for IFN-gamma and IL-4 Detection

RFQ/OBP220/2026/27

See details below or the tender documentation

2026-09-08 16:00

Onderstepoort Biological Products Limited

Laboratory, Sampling and Analytical Equipment, Reagents and Consumables

Gauteng, Pretoria

Onderstepoort Biological Products Limited

Onderstepoort Biological Products Limited Tenders

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Tender Description: 1 box Thermo Fisher Scientific catalog # ESS0026B OR EQUAVILENT Bovine IFN-gamma ELISA Reagent Kit ESS0026B; 1 box Thermo Fisher Scientific catalog # EB12RBX5 OR EQUAVILENT Bovine IL-4 ELISA Kit EB12RBX5

Information:

Contact:Quotations should be submitted online

For futher enquiries please contact: 012 522 1500

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Tender URL: https://eprocurement.obpvaccines.co.za/Opportunities/Details?Id=a3222916-8583-4dcb-8a76-b7b5df0771d8

Application URL: https://eprocurement.obpvaccines.co.za/Suppliers/Bids/Add?id=a3222916-8583-4dcb-8a76-b7b5df0771d8


Tender Summary

Tender Summary

Objectives

The primary objective is to appoint a qualified supplier to provide diagnostic reagent kits for the detection of specific bovine cytokines. The procurement seeks to secure reliable, high-quality immunological testing materials while complying with national preferential procurement legislation that promotes socio-economic transformation and fair market competition.

Scope

The contract covers the supply of two specific laboratory kits:

  • Bovine IL-4 ELISA Kit (Catalog # EB12RBX5 or approved equivalent)
  • Bovine IFN-gamma ELISA Reagent Kit (Catalog # ESS0026B or approved equivalent)

Each item requires delivery of one box. Suppliers may propose alternative brands provided they demonstrate full technical equivalence to the specified catalog items.

Technical Requirements

  • Submission of original manufacturer technical datasheets, Certificates of Analysis (COA), product brochures, or comprehensive specification sheets for each quoted item.
  • Provision of clear photographic evidence of the actual products being supplied.
  • Kits must be validated for bovine species and capable of accurately detecting Interleukin-4 (IL-4) and Interferon-gamma (IFN-gamma).
  • All mandatory technical documentation must accompany the quotation; failure to submit required proofs results in immediate disqualification.

Skills & Qualification Requirements

  • Regulatory Compliance: Adherence to the Preferential Procurement Framework Act (Act 5 of 2000) and Government Procurement General Conditions of Contract (July 2010).
  • Socio-Economic Transformation: Bidders must claim preference points based on verified demographic ownership structures using standard bidding disclosure forms.
  • Corporate Governance & Ethics: Completion of mandatory bidder declaration forms confirming no conflict of interest, no involvement of state employees in controlling positions, no collusive bidding practices, and full transparency regarding related enterprises.
  • Documentation Standards: Quotations must be submitted in PDF format only; Word or Excel files will be rejected. All required statutory forms and proof of ownership must accompany the bid.

Notes on Specialized Terms

  • ELISA (Enzyme-Linked Immunosorbent Assay): A highly sensitive plate-based laboratory technique used to detect and quantify specific proteins or cytokines in biological samples. These kits are optimized for bovine serum or tissue extracts.
  • BBBEE (Broad-Based Black Economic Empowerment): A South African regulatory framework designed to increase economic participation and ownership among historically disadvantaged groups. Points are allocated for black ownership (≥51%), women ownership (≥30%), and verified disability status.
  • 80/20 Preference Point System: A procurement evaluation model where 80% of the total score is derived from competitive pricing, and 20% is awarded for meeting specific socio-economic development goals outlined in the tender.
  • SBD Forms: Standard Bidding Documents mandated by South African public sector procurement. They serve as legal declarations for bidder eligibility, conflict-of-interest disclosures, and preference point claims.
This summary is AI generated. Download the tender documents for all the information.

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