BidHits
BidHits

Protein Tenders

Relevant tender alerts, filters, documents and map view

90% recommend BidHits (1102 real users, 07/10/2026). Methodology

SOUTH AFRICA | GP | PRETORIA

Obpva - Onderstepoort Biological Products Limited

The Filter Press: Raw CSL contains high amounts of suspended solids, insoluble proteins, and coarse particles. Before adding it to a clean fermentation medium, it must be clarified with a filter press or membrane filtration to remove these solids, so they dont foul equipment or interfere with final product isolation. Filter Sheets: These depth- filtration sheets are stacked inside the filter press to trap fine particles and provide highly polished, clear liquid feedstock

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Documents

08/01/2026 - SOUTH AFRICA | GP | PRETORIA

Obpva - Onderstepoort Biological Products Limited

The vendor shall supply and deliver one factory- sealed pack of 10K MWCO medium- large volume rigid dialysis cassettes ( specifically accommodating a 5 mL to 15 mL sample capacity range per unit) featuring integrated self- floating housing elements. The cassettes must be constructed from highly purified regenerated cellulose membranes to ensure maximum target protein retention (& 45 kDa) while permitting rapid, bidirectional diffusion of low molecular weight compounds

Tender Close Date:

Documents

07/17/2026 - SOUTH AFRICA | GP | PRETORIA

Obpva - Onderstepoort Biological Products Limited

The vendor shall supply and deliver one complete, factory- sealed 96- well sandwich ELISA kit containing all chemical reagents and components necessary to quantify Rabbit Interferon- gamma ( IFN-). The kit must include a pre- coated plate with a specific capture antibody, alongside pre- measured vials of lyophilized rabbit IFN- protein standards, biotinylated detection antibodies, and Horseradish Peroxidase ( HRP)- Streptavidin conjugate. Additionally, the shipment must include all required operational li

Tender Close Date:

Documents

03/11/2026 - SOUTH AFRICA | GP | PRETORIA

Obpva - Onderstepoort Biological Products Limited

Protein Sequencing

Sequencing of antigens will confirm that the correct components are being used for vaccine formulation. This is essential for the safety of animals and efficacy of the vaccine

request for quotation for goods and services protein sample protein sequencing

Tender Close Date:

Documents

03/04/2026 - SOUTH AFRICA | GP

Air Traffic And Navigation Services Company Limited

Appointment of a service provider sound system and catering for csi handover event at thethe secondary school at ga- luka village

appointment of a service provider sound system and catering for csi handover event at thethe secondary school at galuka village 2. 1. atns wishes to appoint a service provider who will provide decoration, sound system and catering service for csi handover event at thethe secondary school at galuka village. this is a oneday event with the catering for 50 people. 2. 2. snacksplatters to make made available for prior to eventmorning delegates who arrive early. 3. 3. lunch two starch two types of proteins two types of salads two types of vegetable soft drink halaal and vegetarian plates must be made available supplier to make provision for 5 halaal and 5 vegetarian plates 4. 4. decoration decorated tent setup to accommodate 50 people theme will be between the school and atns colours. 5. 5. sound system must at least have 2 revolving wireless microphones be audible within a setup of 50 people.

Tender Close Date:

Documents
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User testimonials
We selected helpful reviews from real users. Order may change periodically.
The idea of ​​using a keyword and sending the information by email is very good.
U. Solutions
I consistently received notifications about tenders within the specific segment I chose to monitor. The system simplifies processes that used to be complex, offering a navigation experience that is easy, fast, and modern.
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I closed deals thanks to the information gathered by the search tool. There’s no need to research across multiple media outlets.
J. Comunale
The search engine that finds what I'm looking for just by entering keywords
J. P. L. Construccion
I like the way they provide information with the greatest possible accuracy. I love that.
M. A. Neil
All tenders related to our product are captured by you and sent to us. In my opinion, it’s perfect—broad coverage and easy searches across the tender documents.
R. M. Ferreira
It helps me identify areas of opportunity and find tenders related to my work area.
I. J. R. Beltran
Excellent information. Just what I was looking for.
L. H. Borrelli
Excellent platform to help promote and expand the reach of your work.
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You see a lot of tenders; you get emails with the alerts.
M. Camarasa
The email alert is amazing. I really liked the speed — the bid notices arrive by keywords directly in my inbox, which makes searching much easier. I only need to focus on the other processes, which is a big relief.
T. Santos
They update me the same day things are published, so I don’t have to check every public agency’s website.
L. C. De Moura
It encompasses all portals in one place.
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Frequently asked questions

BidHits is a search and alert service for public tenders in South Africa. We monitor official sources daily and deliver relevant opportunities on the site and by email, with AI-assisted matching to reduce manual checking.

Enter your email and activate the trial. For 14 days you can use the features, create alerts and check relevance. If you do not subscribe at /subscription.php, the tenders list becomes limited. There are no automatic charges.

Start with keywords for your products or services. After signup, choose provinces, delivery times and email style. You can refine everything later if the results need adjustment.

Whenever possible, yes. Some official sources require login or block direct downloads; in those cases we link to the official process page so you can access the documents there.

Yes. In the tenders panel you can filter by province, procurement method, dates and value ranges. In settings you can save preferences for future alerts and searches.

Yes. After signup you can switch to the map view and see tenders by location.

AI-assisted search can make mistakes. Improve relevance by adding more specific terms, removing broad terms and deleting results that do not fit. This helps keep your feed useful.

Yes. You can query tenders via API. Documentation is available at /api_integration.php. It is useful for CRM, BI and automations.

In Settings you can pause alerts or adjust delivery times. If you want to delete your account, contact us. During the free trial there is no auto-charge.

We monitor major official sources daily at national, provincial and municipal levels. Tenders are added as they are published on the source.

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Transcript
Welcome to BidHits. Finding public tenders and bids is important. But what really matters is quickly identifying the opportunities that match what your company sells. To get started, enter a few keywords that describe your products or services. BidHits shows relevant opportunities, highlights your keywords, and organizes everything by date. Smart search is already enabled and uses artificial intelligence to expand your results, even when the tender uses different words from the ones you searched for. For each opportunity, you can view a summary, access documents, mark it as a favorite, add private notes, remove what is not relevant, or view it on the map. You can also use filters, run searches, and explore the day's opportunities directly on the map. Start using BidHits now. It's fast, practical, and you can try it for free.
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