Liquid soap is usually formulated with extra lye to ensure that the oils are properly saponified, so make certain you don't skip a step in order to neutralize the excess lye. Potassium Hydroxide- $0.37 per oz (2 lb size) Distilled Water- $0.93 per lb (gallon size) Fragrance Oil- 1.57 per oz (1 lb size) Eight Ounce Bottles with Pump- $0.63 per bottle (50 bottle price break) Recipe Grand Total: $52.27 (that's just $1.24 per bottle of soap). It is easy to mistake the two. Dissolve lye in the water to make a lye solution before adding to the melted oils. Step 3: Cover the glass with double-thick plastic wrap or something similar to keep the scent contained, and set aside for 24 hours to allow all the bubbles to rise and disburse. This causes the fatty acids not to saponify entirely. Use like normal soap. What the. Since this reaction leads to the formation of soap, it is called the Saponification process. KOH makes soaps that are readily soluble in water (that is why it is used for liquid soapmaking). Another cause is the oil and water layers getting separated, which happens due to too much oil. The consequences of adding extra acid to liquid (KOH) soap are even more obvious and dramatic, because liquid soap cannot hide a high superfat like solid bar soap can. The word means any liquid alkali solution that can be used to make soap, so it can be used for any KOH or NaOH solution. Easy Bubble Bath 24 Hrs. With liquid soaps, the chemical reaction takes place with potassium hydroxide, which is a specific type of lye for liquid soap. of KOH. 3. Wearing PPE, (gloves, goggles, and facemask) and working in a well-ventilated area, weigh the Potassium hydroxide. Soap pastes made with glycerin tend to be easier to dilute in water. Modern soft soaps are made using vegetable oils and other polyunsaturated triglycerides. 2. There are some other differences between the two processes, which I will cover further down. Step 1: Materials Needed. The cheaper liquid soaps contain more water. This is an intermediate or advanced soap making topic. Easy Bubble Bath 24 Hrs. I then left it overnight to finish gelling and when tested was neutral-no zap. The flakes are easier to work with but are still caustic, so you must wear gloves and protective eyewear. Use 18.25 oz of water and 6.55 oz of NaOH (lye). Potassium hydroxide is an inorganic compound with the formula K OH, and is commonly called caustic potash . While your oils are melting, mix 4.6 oz. You certainly could add more water up front, but I am of little patience and I always wonder if I'm not just wasting water when I add it up front. Taking it again down to the molecular level, picture a fat or oil molecule as a big capital "E." The vertical post is a glycerin molecule, and the three horizontal . The lye used in liquid soaps doesn't make a hard bar of soap. coconut oil. I got some soap berries from the Bulk barn store- i'm in Canada. So we'll end up with 543 g of water. You can also try microwaving. Potassium hydroxide is harder to find and comes in flakes, not beads. Potassium hydroxide makes liquid soap, which is flowing, clear, or translucent. Most early soaps were made using potassium hydroxide obtained from wood ash and animal fats. Soaps are sodium or potassium salts of long chain fatty acids. Mix it and repeat this process for couple of times. Pour lye into liquid, not liquid into lye when making a basic solution. Not only is it said to move the process along more quickly, making the process quicker and easier, it also has other advantages. (100g) of table salt in a microwaveable bowl or measuring cup. ), coconut oil and the potato water! It is also known as potash, lye or even KOH. The latter produces liquid soap. This is the chemical that induces saponification of the fats and oils to create liquid soap. Step 3: Cover the glass with double-thick plastic wrap or something similar to keep the scent contained, and set aside for 24 hours to allow all the bubbles to rise and disburse. 600 grams Olive Oil, 105 grams Coconut Oil, 45 grams Castor Oil. Cover and keep on high for the first 30-60 minutes, then turn to low. Along with sodium hydroxide (NaOH), KOH is a prototypical strong base. There are two alkali's that can be used to make soap: sodium hydroxide (caustic soda) and potassium hydroxide. It is also known as potash, lye or even KOH. While you are melting your coconut oil, you can mix glycerine and water in a separate cup. And next time a customer asks if you make Liquid Soap, you can say YES I DO! The most expensive part of this recipe is the fragrance oil and the packaging. Boil 2 cups (470 mL) of water for every bar of soap on the stove. The water needed for dilution (we'll discuss later) To find the water needed for the paste multiply the KOH amount by three. * 9.39 oz KOH (potassium hydroxide) (where we get ours) * (Later at dilution) 80 oz of distilled water. Step 2: Pour the liquid base into a clean glass or jug, and then stir in both the color and fragrance oil. the good: Helps to stabilize the pH of the skincare products and is used in the saponification of oils to create soaps and detergents. Answer (1 of 3): It's not what is added to soaps to make them 'thicker' it's more that water is added to make them 'thinner'. Finally, too much liquid within the formulation will also lead to a cloudy and milky consistency. 9.5 ounces water. Considerable care is taken to remove the excess sodium hydroxide because it is very caustic. While the soap is diluting make a 20% saline solution. The strong alkali is usually sodium hydroxide - aka lye, aka NaOH - or potassium hydroxide - aka KOH. Linoleic Acid (conditioning, moisturizing, lather silkiness) 1-3%. Norman McFarling Soap weight is 33 ounces, plus 6.5 ounces superfats, 3 ounces essential oils, and 3.4 ounces panthenol and honeyquat, for a total of total will be 45.9 ounces. and you should be wearing goggles and gloves). of very cold to slightly slushy goat milk with 2.6 oz. These impurities are removed by boiling the crude soap curds in water and re-precipitating the soap with salt. 105 grams Coconut Oil, 645 grams Olive Oil. Loyola University of Chicago: Biodiesel Labs 54 This works as good as Dawn ever has and has no toxic chemicals. Potassium hydroxide flakes intrinsically contain water and other impurities, around 10 percent, which means the lye excess in clear liquid soap recipes is not as high as it initially appears. This reaction may or may not instantly happen, and may cause you considerable stress getting it to happen. Combine 14.11 oz. When triglycerides in fat/oil react with aqueous NaOH or KOH, they are converted into soap and glycerol. Start by shredding a bar of natural soap into a pan and adding 4 cups of water to create natural liquid soap. PH was only 8! Answer (1 of 2): It's not used in soap, it's used to make soap. 2 Plastic or rubber spatulas (I like to use one for my oils and one for my lye water) Thermometer. How Soap Is Made Soap is technically a salt product that is made by combining an alkali with fats or fatty acids. Allow 15 minutes for the mixture to simmer, or until the soap and water are completely mixed. Step 1: Weigh Your Ingredients. 4.8 ounces potassium hydroxide. Combine by hand to blend the solutions, then start using the stick blender (immersion blender). Once all the soap water is incorporated, decant into a soap pump bottle or just a normal bottle. Glycerin is normally a by-product of the soap making process. Press J to jump to the feed. Method 2Melting Castile Soap Bars into Liquid Download Article. Who is it for? Here's how -. if you need 100g of NaOH for your recipe, you take out 5g . In a double boiler, melt together: 7.2 oz. . Triglycerides from oil or fat react with sodium hydroxide to form glycerol and sodium salts of fatty acids, which latter are the soaps. Then gently pull on the clear tubing to uncoil the clear tubing to be 3 feet long. Some carrier oils do better in liquid soap and some are best if left out or used in smaller quantities. Why does Koh make liquid soap? Remove the trigger sprayer from the holster by pushing it from its holding spot. Add the potassium hydroxide to the water (never the other way around! When you're ready, prepare the lye solution by weighing the water and potassium hydroxide into separate containers. Put the sauce pan on the stove over medium to high temperature. In the case of bar soap, the lye used is sodium hydroxide (NaOH). Simply so, how do you make liquid soap with caustic soda? Agitation and warmth are key to making it start. Saponification of an unsaturated oil, such as olive oil, gives a soft soap. For that reason, clear liquid soap recipes are formulated with a lye excess. This recipe gives a richly emollient soap. Disclaimer: Making Liquid Soap is more difficult / involved than making bar soap. KOH (Potassium Hydroxide) and NaOH (Sodium Hydroxide) are both commercially produced lyes: KOH is potassium-based lye and NaOH is sodium-based lye. Heat your soap back up. Make sure you are working in a well-ventilated area and wearing your protective clothing (apron, gloves, and glasses). 1 ounce lanolin. Melt the oils together in a large (non-aluminum) heavy bottomed pot over medium heat. Ingredients: * 47 oz organic olive oil (technically castile soap is only made from olive oil but, feel free to try something completely different) * 32.9 distilled water. Why is sodium hydroxide used in soap? Both are considered lye, but the potassium hydroxide is not strong enough to make a solid soap. I see a few answers about using thickening agents to make soaps thicker. 5% should be enough. Allow 15 minutes for the mixture to cool before adding a few drops of your chosen essential oils. As a basis for shampooing - mix with a 100% liquid soap of another oil and/or add essential oils of your choice (ylang ylang, romarin) and/or dilute your soap paste in herbal infusion instead of distilled water. Carefully pre-measure the ingredients. It is only used for making liquid soaps. biodiesel made with KOH, can be turned into a liquid soap with a multitude of uses from hand soap to glass cleaner. Scrape the soap paste into the boiling glycerin/water mixture, stir a bit so the paste is covered by liquid as much as possible, then cover the pan and turn off the heat, leaving the pan on the still-hot burner. how to turn bar soap into liquid soap: Place the three cups of water into your sauce pan. Bronners soap, which is considered "pure" natural, uses lye. It's not used in soap, it's used to make soap. Usually there's a slighly higher lye amount used in liquid soaps than bar soaps, in order to make sure that the fats are completely neutralized. Therefore, potassium soaps are used to make liquid soap and shaving cream. Sodium hydroxide is used to make hard bar soap while potassium hydroxide is used to make liquid soap. This is called alkaline hydrolysis of esters. Yes, it does. Place 750g of Distilled water into a sturdy, plastic container. Pouring lye into liquid prevents splashing. KOH). So here is what we'll need to make our soap paste. Soft Soap: Soft soap is made using potassium hydroxide (KOH) rather than sodium hydroxide. The mixture will be kind of chunky and want to separate, but don't worry. I label the handles with "Soap Only" with a sharpie. Microwave on high for about 2 minutes, stirring after 1 minute or until dissolved. I have wanted to make liquid soap for quite a while but was afraid of online . Equipment: Treatrment of a soap solution with dilute hydrochloric acid produces a mixture of fatty acids. Melt the coconut oil along with the other oils in a large crock pot. Once the soap is dissolved, remove the pan from the heat and let cool. Store the paste in covered jars. As a basis for home-made detergent for laundry. they are pretty reasonable there. When the KOH is dissolved into your milk, very slowly and carefully combine your oils and your milk. Make sure you are as accurate as possible. Press question mark to learn the rest of the keyboard shortcuts 1. As the superfat rises above about 3% in a liquid soap, the extra fat and fatty acids cannot remain mixed with the soap. Potassium Hydroxide. Liquid soap gets milky and cloudy when the lye amount is incorrect. Lye/Water. Add all of your chopped soap into the water. It will bubble and steamavoid inhaling the emissions. KOH is used for soap making, especially liquid soaps, as it needs lesser water to become liquid (the soap contains higher amount of cleaning agent than the soap made with other substances). Now for the fatty acid profile and soap qualities for coconut oil. It is mainly used to produce soft and liquid soaps. Firmly press the white, hose tip into the opening on the cap until it clicks into place. Keep distilled white vinegar on hand, this will neutralize chemical burn if lye contacts skin. How many Liters does 3.2kg of KOH (Potassium Hydroxide) take up when mixed with oil and water to make liquid soap? Potassium hydroxide (KOH) - KOH is the caustic substance used to turn skin-loving oils and butters into soap. Using a measuring cup, add the appropriate amount of water for the number of soap bars you're melting into liquid. 1.2 oz. The oils in the slow cooker, the water in a heat-proof jug, and the lye (KOH) in another container. Re-melt the oils if needed and begin slowly whisking the soap water into the oils, taking care not to suds it up. Let the soap completely dissolve (keep an eye on the pot so it doesn't overflow) Once all the soap is dissolved, remove the pot from the heat and . Students will make liquid soap from glycerin they made in a biodiesel reaction. This is the chemical that induces saponification of the fats and oils to create liquid soap. Blend for about 5 minutes, then walk away. KOH (Potassium Hydroxide-you can make it from clean ashes! Even though I do a 8% lye excess instead of Failor's 10%, I follow Failor's recommendations for using borax. NaOH vs. KOH Soap is made by a chemical process, called saponification, that converts oil and lye into soap and glycerin. In addition to being softer, this type of soap has a lower melting point. Just place a microwave safe cup into microwave. This is the chemical that induces saponification of the fats and oils to create liquid soap. This excess lye will be neutralized later. I make mine in a crock pot and once it is finished it is a hard paste that you then dilute with water to make a liquid. Keeping the heat on low, cover the slow cooker with its lid and check every 30 minutes, stirring with a heatproof spoon or spatula. Perfect consistency. Saponification is the process of lye water and oil mixing and producing soap. When you make liquid soap you use a different type of Lye called Potassium Hydroxide (KOH). Weigh out the water into a large, dishwasher safe jug. Stir to combine. The alkali is the lye. This is the only way I have been making Liquid soap since it makes it very easy and quick. Sodium hydroxide is used to makes bar soap. In the hand crafted soaping world, these dual-lye recipes are often used for specialty soaps such as cream soap, shave soap, and liquid soap. Potassium Hydroxide is a type of lye specifically used to make liquid soap. 3.6 oz. It is present in various lotions, shampoos, hairsprays, manicure products, shaving creams, drain . i've been buying Tide liquid laundry soap for years and been paying an arm and a leg! (400 mL) of distilled water and 3.5 oz. I make a 33% solution of borax/water and add 3/4 oz per pound of paste to my diluted soap. What You'll Need Equipment / Tools Olive Oil - 350 g Safflower Oil - 170 g Considerable care is taken to remove the excess sodium hydroxide because it is very caustic. You will want to keep your PPE on while working directly with lye and raw soap batter. Once you make the paste for liquid soap, you dilute the paste with water or another liquid. 1. The crude soap obtained from the saponification reaction contains sodium chloride, sodium hydroxide, and glycerol.