Does Wu Hanyou sell heat transfer oil boiler cleaning agent?

Geke boiler cleaning agent, I heard this one is good. I also received instructions.

Function: quickly and thoroughly remove the scale attached to the inner wall of the boiler. ?

Advantages: 1, using food-grade raw materials, harmless to human body, and can be used directly after cleaning; ?

2. No corrosion to boiler inner wall, sealing apron, plastic parts and other parts; ?

3, green and environmentally friendly formula, and the cleaning liquid can be directly discharged; ?

4, strong and efficient, and the descaling effect can be directly monitored. ?

How to use: (Take a 0.5t boiler as an example)?

1, open the boiler inlet; ?

2. Add 1 bag (10kg) to the boiler; ?

3. Add water to the highest water level and wait for 2 hours to make the scale remover solution fully react with the scale; ?

4. Open the drain pipe and discharge the cleaning liquid; ?

5. Inject clean water to wash again, and the cleaning and descaling work is completed.