It looks like you’re referring to a product description for “Easy Clean Caustic Soda” in a 375g size, sold in a case of 6 units. Caustic soda, also known as sodium hydroxide…

How to Use Easy Clean Caustic Soda

Safety Precautions

• Wear protective gloves, goggles, and clothing.
• Ensure the area is well-ventilated.
• Keep out of reach of children and pets.
• Do not mix with other chemicals.

Materials Needed

• Easy Clean Caustic Soda 375g
• Measuring cup or spoon
• Plastic or glass container for mixing
• Warm water

Instructions for Unblocking Drains

1. Remove any visible debris from the drain.
2. Measure out 50-100g of caustic soda.
3. Carefully add the caustic soda to 1 liter of warm water in a container.
4. Stir the mixture slowly to dissolve the caustic soda.
5. Pour the solution slowly into the blocked drain.
6. Leave it to work for 30 minutes.
7. Flush the drain with hot water to clear any residue.

Instructions for General Cleaning

1. Measure a small amount of caustic soda, about 25g.
2. Add it to 1 liter of warm water in a container.
3. Mix the solution until the caustic soda is fully dissolved.
4. Apply the solution to the surface using a cloth or sponge.
5. Scrub gently and allow to sit for a few minutes.
6. Rinse thoroughly with clean water.

After Use

• Rinse all equipment and containers used with plenty of water.
• Store any remaining product in a cool, dry place.
• Wash hands thoroughly after handling.