Hydrogen cyanide

EC 200-821-6

Also known as prussic acid and blauwzuur.

Hydrogen cyanide projects

chemXplore tracks 2 projects producing hydrogen cyanide, of which one is active.

1 Commissioning & Start-up

1 expansion.

Expected to start operating
2026
none
2027
1 project
2028
none
2029
none
2030
none
2031
none
What moved recently
  • 30 April 2026 AGR Sodium Cyanide Plant Expansion, Kwinana · Commissioning & Start-up · Australia

Owners and developers: Australian Gold Reagents Pty Ltd (1), Wesfarmers Chemicals, Energy and Fertilisers (1)

Investors: Coogee (1)

Contractors and licensors are recorded on this project For subscribers

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Latest news on hydrogen cyanide

6 November 2025
AGR sodium cyanide plant moves from engineering into construction

Debottleneck and modernisation works start; capacity rises >30% for liquids, solids capacity also increases, new incinerator backed by $7.5M grant and near‑30% emissions intensity cut.

16 July 2019
Topsoe to Build Plant for CO2-Neutral Methanol from Biogas and Green Electricity

A new plant will use eSMR Methanol™ technology to produce sustainable methanol from biogas and green electricity, aiming to match the cost of traditional fossil fuel-based methanol.

Hydrogen cyanide plants by country

chemXplore tracks 8 plants producing hydrogen cyanide in 4 countries.

plants

Hydrogen cyanide producers

plants

The 3 with the most plants, of 7 producers.

A subscription lists every plant we track for hydrogen cyanide, with its owners and capacity. What a subscription does →