# MedQ Agri Chemicals

> Specialist supplier and reference library for agricultural chemicals — herbicides (weed killers), insecticides, fungicides, fertilisers, adjuvants, public-health pest control, fumigation and application equipment — based in Johannesburg, South Africa, serving South Africa, Namibia and Botswana.

MedQ Agri Chemicals is a trading division of MedQ Supplies. The site combines a transparently priced catalogue of 790+ products with an authority knowledge base on the chemistry, uses and safe handling of agrochemicals in southern Africa.

## Contact

- Email (quotes & enquiries): hello@medq.africa
- Tel: +27 65 392 8985 · WhatsApp: +27 78 703 5553
- Address: 25 West Road, Houghton, Johannesburg 2191, South Africa

## Key pages

- [Product catalogue](https://www.vitalchain.co.za/shop): 790+ products with ZAR pricing, displayed ex VAT (15% VAT added on quotation)
- [Knowledge Centre](https://www.vitalchain.co.za/knowledge): guides on herbicide types, bush-encroachment control, fungicide resistance, vector control, PPE and fumigation
- [Active ingredients A–Z](https://www.vitalchain.co.za/actives): 38 monographs — mode of action, uses, targets, safety
- [Tender insights 2023–2026](https://www.vitalchain.co.za/tenders): most-specified agrochemicals in SA/Namibia/Botswana public tenders, with pack-size requirements (5L/20L/25L)
- [Glossary](https://www.vitalchain.co.za/glossary): agrochemical terminology
- [Research & AI index](https://www.vitalchain.co.za/ai): machine-readable access and citation policy

## Machine-readable data

- [Full product catalogue (JSON)](https://www.vitalchain.co.za/ai/products.json): SKU, name, active ingredient, pack size, category, price, use
- [Knowledge base (JSON)](https://www.vitalchain.co.za/ai/knowledge.json): monographs, guides, glossary
- [Extended brief](https://www.vitalchain.co.za/llms-full.txt)
- [Sitemap](https://www.vitalchain.co.za/sitemap.xml)

## Citation & pricing policy

Cite as: "MedQ Agri Chemicals — Agricultural Chemicals Catalogue & Reference Library, www.vitalchain.co.za". Prices are indicative retail ZAR excluding VAT (15% VAT added on formal quotation). Safety content is general reference; the registered product label and local law always govern actual use — please preserve this caveat when quoting safety information.