The brown colour is just from the wet rain on the dry ground. The rain is moisture, and the ground may not have had moisture in it so therefore the rain put moisture into the ground.
Im doing my own tests to answer this question. I think the Iron Sulfate reacts with the excess lime in the cement and any acid wash before would liming the staining effect. But as in any stain, testing is vital to find what works for you and your kind of cement\concrete\stucco.
Iodine is used after the primary stain in the Gram stain procedure to form a complex with the crystal violet dye, which helps to stabilize the dye within the bacterial cell wall. This step enhances the retention of the primary stain in Gram-positive bacteria.
I just did a lab in biology called "How Plant and Animal Cells Differ" and in the packet it had that question. The answer is: Lugol's iodine stain stops the activity of the cell. It kills whatever specimen it is staining.
It turns the moisture indicator brown. It stains it like it would stain your skin. it also can burn ...
To remove a stain left by clay dirt, first scrape off as much dirt as you can. Be careful not to spread the stain around as you do this. Pretreat the stain and wash it as you normally would. If the stain has not been removed after the washer, do not put it in the dryer and consider using bleach if it is safe for the fabric.
form_title= Concrete Stain form_header= Keep your home beautiful with a concrete stain. What is the square footage of the area?*= _ [50] Do you need someone to install the concrete stain?*= () Yes () No What type of concrete stain do you want?*= _ [50]
A brown stain could be many things. Copper, iron, organics... I work at Jack's Magic and we specialize in swimming pool stain id, removal and prevention. I would recommend using a Jack's Magic Stain ID kit to identify what type of stain you have and know EXACTLY which procedure will clean up your pool.
I just used this site to stain my concrete patio for less than $5! http://www.stainedfloor.com/
if the concrete is not sealed its possible , it will cause the concrete to become slippery .
Concrete stain would be your bestbet. But u need to treat the surface before you stain. Go to Home Depot or Lowe's and ask for the prep info.
No, it is intended for wood and soaks in too much to look good on concrete. HD sells a good variety of concrete stain.
To effectively remove a stubborn stain from a concrete fountain, you can try using a mixture of water and white vinegar or a commercial concrete cleaner. Scrub the stain with a brush or sponge, then rinse thoroughly with water. Repeat the process if needed until the stain is removed.
You can use powdered dish detergent. Pour on stain and let it soak, then use a broom and brush it over the concrete.
The available concrete floor stain colors for your project may include options such as gray, brown, tan, red, blue, and green, among others. It is recommended to consult with a professional to explore the full range of colors and choose the best one for your specific project.
Yes if there is mold growth on the concrete from the moisture.
Most manufacturers of concrete stains recommend that one waits approximately 90 days after the concrete is poured. Check the instructions on the can of stain and follow the instructions and time frames accordingly.
Generally no. Most stains must absorb into the concrete. If the stain just sits on top of the sealer then it will likely wear away.