Phosphoric Acid 20%

Phosphoric Acid 20% Solution – 500ml, 1L, 2L (2 × 1L) | UN Approved Fluorinated Bottles | Laboratory & Industrial Grade

📄 Product Overview:
Premium quality Phosphoric Acid 20% Solution, supplied in UN approved fluorinated HDPE bottles for enhanced chemical resistance and safe transport. Ideal for laboratory, cleaning, descaling, and metal preparation applications. Available in 500ml, 1L, and 2L (2 × 1L) sizes to suit all usage needs.

⚙️ Key Features:

1. ✅ 20% Phosphoric Acid concentration – reliable, consistent strength.

2. 🧴 Supplied in fluorinated HDPE bottles – safe for long-term storage.

3. 🔒 UN approved packaging – ensures compliance and safety during transport.

4. ⚗️ High-purity formulation – suitable for industrial and laboratory use.

5. 🌍 Corrosion-resistant container – prevents leaks and chemical degradation.

🧰 Uses:

1. Descaling metal surfaces and removing oxidation.

2. Adjusting pH in laboratory or industrial processes.

3. Cleaning rust and mineral deposits from tools and equipment.

4. Used in fertilizer and phosphate production research.

5. Metal finishing and surface preparation prior to coating or painting.

📋 Product Details:

• Weight: 500ml / 1L / 2L (2 × 1L)

• Grade: Laboratory & Industrial Grade (20% concentration)

• Form: Liquid Solution

• Packaging: UN Approved Fluorinated HDPE Bottle

• CAS Number: 7664-38-2

📈 Other Names:
Orthophosphoric Acid 20%, Phosphoric Acid Solution 20%, H₃PO₄ 20%, Rust Remover Acid, Metal Prep Acid, Phosphate Solution

High-ranking keywords: phosphoric acid 20% solution, buy phosphoric acid UK, phosphoric acid rust remover, industrial phosphoric acid, H3PO4 solution 20%, phosphoric acid cleaner

🧪 How to Use Phosphoric Acid 20% (Step-by-Step):

1. Rust Removal / Metal Cleaning:

• Dilute 100ml Phosphoric Acid 20% with 400ml water (always add acid to water).

• Apply solution with brush or cloth to rusted area.

• Leave for 10–15 minutes, then rinse with clean water.

• Dry metal thoroughly before painting or coating.

2. pH Adjustment (Industrial Use):

• Add 10–50ml per 10 litres of solution, testing pH regularly.

• Use only in controlled environments with pH monitoring equipment.

3. Scale Removal from Equipment:

• Circulate Phosphoric Acid 20% solution through affected system.

• Contact time: 10–30 minutes depending on scale thickness.

• Rinse thoroughly with distilled water.

4. Laboratory Reagent Preparation:

• Use as a reagent for analytical chemistry and buffer solution formulation.

• Measure using calibrated equipment to ensure precision.

5. Cleaning Concrete or Tiles (Professional Use):

• Dilute 1 part acid to 5 parts water.

• Apply with brush or sprayer, scrub, then rinse thoroughly.

⚠️ Safety Precautions:

• Always wear gloves, goggles, and protective clothing.

• Use in a well-ventilated area.

• Store tightly sealed in original UN approved bottle.

• Do not mix with strong alkalis or oxidizers.

❓ Frequently Asked Questions (FAQ):

1. Is Phosphoric Acid 20% safe to transport?
Yes, it’s supplied in UN approved fluorinated HDPE bottles, compliant with transport safety standards.

2. Can it be used for rust removal at home?
Yes, but always use protective gear and dilute before applying to metal surfaces.

3. How long does it last in storage?
Stored properly in sealed containers, shelf life is 2–3 years.

4. Is this suitable for food-grade applications?
No, this is industrial/laboratory grade only, not for food or beverage use.

5. How should I dispose of used acid solution?
Neutralize with sodium bicarbonate before disposal, following local hazardous waste regulations.