Please Note: We are not able to ship this product to Northern Ireland.

Phosphoric Acid 30% ACS

Price: £16.95
Stock Availability:

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Stock Availability
On Shelf - Approx. UK delivery date: Tuesday the 10th March 2026*
In bulk stock - ships within 10 - 12 Working Days (Excluding weekends and public holidays)
4 to 6 weeks approx. (Not guaranteed)
UK Shipping

Unfortunately, we are not currently accepting orders for Northern Ireland, Jersey and Guernsey.

We can only ship to the following postcodes where a Royal Mail postal option has been chosen at checkout.

AB, DD, DG3, DG4, DG6 - DG9, EH, FK, G, HS, IM, IV, KA, KW, KY, ML, PA, PH, PO30 - PO41, TD, TR21 - TR25, ZE

* We will always try to ship as early as possible. Delivery could be much quicker than stated but is not guaranteed
  • Rust Remover
  • Descaler
  • General Laboratory Acid
  • Yeast nutrient
  • Fermentation
  • pH modification
  • Control of plumbosolvency in drinking water

What is Phosphoric Acid 30% ACS? Phosphoric Acid 30% ACS (H₃PO₄) is a clear, odourless liquid conforming to American Chemical Society (ACS) standards for high purity. It is widely used in industrial, laboratory, and chemical processes as a versatile acid for cleaning, pH adjustment, and chemical synthesis.

Shipped from UK Facility: Our Phosphoric Acid 30% ACS is sourced and packaged using non-toxic, chemical-resistant containers, ensuring reliable quality for our customers.

Frequent Uses

Laboratory Applications
Used as a reagent in analytical chemistry for pH adjustment, buffer preparation, and various titration methods requiring a reliable acid.

Industrial Cleaning
Effective in removing rust, scale, and mineral deposits, particularly in industrial equipment maintenance and cleaning formulations.

Chemical Manufacturing
Essential in the production of phosphate-based compounds, including fertilisers, detergents, and specialty chemicals.

Food and Beverage Applications
Commonly used in regulated settings as a pH adjuster and acidity regulator in food processing and beverage production.

Contains: Phosphoric Acid 30%

Packing Group: 3

Hazard Phrases: May be corrosive to metals. Causes severe skin burns and eye damage.

Prec Phrases: Do not breathe dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

corrosive CLP Image Harmful CLP Image

Cas No: 7664-38-2
Einecs No: 231-633-2
UN1805

Payment Methods

We can also accept a bank transfer (UK Only)

Source Chemicals Ltd