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Neutral soap (alkali content is lower: such as all kinds of soap, medicinal soap, nutritional soap, etc. are soft soaps.
Acidic soap (pH less than 7): sulfur soap, Dove, Longrich have, see the soap instructions have a pH value.
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Nowadays, many people are paying attention to the maintenance of the first one, after all, a good one looks very beautiful, and if you want skin care, the more conventional skin care products are soaps, and it is still necessary to choose a suitable soap. Some people have special needs and need alkaline-free soap, there are two kinds of them, one is neutral soap, which is generally lower than alkaline, such as our common medicinal soap and nutritional soap; There is also an acid soap, such as sulfur soap, Dove, and Longrich have acid soaps. If you don't know whether it is alkaline-free soap when you buy it, you can judge it by the manual, which generally has a pH value written on the manual.
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Categories: Life >> common sense of life.
Q Lu Hui Question Description:
I am not suitable for alkaline soap and shampoo due to the relationship of **, I only know that there is a sulfur soap is acidic, but because of the sulfur content for a long time is not very good, but the common toiletries are varied, such as the honeysuckle wild chrysanthemum soap of Shuskinjia, the lemon soap of Lux, and the variety of soaps such as green tea soap, but I can't distinguish the acidity and alkalinity of common soaps and shampoos on the market.
For this reason, I set a high reward of 100 fen for this problem, and asked which heroes to work hard, find a way to find information or find experts, and tell me the acidity and alkalinity of various soaps from several common brands (Skincare, Lux, Rejoice, Xia Shilian, etc.), if you can, it is best to attach the pH value of each product, and if you can, also attach the shampoo.
Analysis: Bell's Weak Acid Cooling Cleanser pH5 6
The old bath fragrance of Olay is around pH5.
Revlon Green Tea Eye Gel pH 5 6
Blue Moon Hand Sanitizer pH 5.
Zhaogui aloe vera fresh juice PH6 or so.
KOSE's weak acid cleanser gel PH5 or so.
An An is getting better quickly, and it is also about PH5.
Dove
DHC olive oil facial soap.
If you can! Please give it points!
thank you!
Soap can be divided into weakly acidic and weakly alkaline by its nature. Because normal skin is weakly acidic, many people have always had doubts about whether weakly alkaline face soap will hurt **. Weak acidity may sound gentle on the skin, and many people are confused by such words and choose this type of soap.
I often hear people say, "Wash your face with soap and rinse it thoroughly to avoid soap residue on your skin." "Indeed, as long as the soap remains on the **, the skin will gradually become rough due to being in an alkaline state. When we wash our face, we usually rinse the soap well.
Therefore, washing your face with soap makes your skin alkaline only during the time when the soap stays on your face, and the alkalinity will be neutralized after rinsing. Moreover, there is a factor called unstable state, which can maintain the skin in a certain state. Even after rinsing with water, ** will naturally return from alkaline to slightly acidic state.
Therefore, you don't need to deliberately look for weakly acidic soap, ordinary soap can also help you clean**.
There is no need to worry about the alkaline state of soap damaging the skin, even if normal skin uses a slightly alkaline soap, it can maintain the best shine. Soak in a weakly alkaline hot spring, the hot spring water will slowly soften the stratum corneum, making the ** crystal luster is the best proof.
However, for allergic **, it is necessary to use a weakly acidic soap. Due to the decline of the resistance of this kind of person, they cannot rely on their own strength to return from alkaline to weakly acidic, and using weakly acidic soap is their best choice; Normal skin does not need to use it.
Any soap can be used to clean, and the stain removal ability is the same. It's just that I want to remind you that if you are dry, don't use soap frequently!
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Question 1: What soap does not contain alkali? Soft soap, also known as neutral soap, contains much less alkali than hard soap, in the following.
All kinds of soaps are soft soaps. It is not ****, and has a pleasant fragrance, so it is suitable for bathing. Fat-free soaps, also known as multi-fat soaps (emollient soaps), do not contain alkali.
Boric acid soaps and paediatric soaps fall into this category. It is the mildest and suitable for children, dry people, allergy susceptible and sick people. Medicated soap is made by adding a certain amount of medicine to soap.
It has pharmacological activity. Ordinary soaps, including medicated soaps, have cleansing and sterilizing effects, and soaps can also moisturize the skin. Commonly used medicinal soaps include carbolic acid soap (good anti-itching effect), sulfur soap (**Seborrhea, acne, etc.), boric acid soap, coal tar soap, Laisu soap, etc.
Although the pharmacological effect of these medicinal soaps is strong, they may also be **** or even sensitized, so be careful when using them. There are also some seldom-used medicated soaps, such as 1 2000 carbon tetrachloride aqueous solution mixed with ethanol and ether, and then soap raw materials are added to make 20% carbon tetrachloride soap. This soap is a powerful stain remover, but it is not intended for use in baths.
Some special soaps have their own unique effects. For example, seagull skin care soap is used for people with facial allergies, and it is more suitable for oiliness; Qiulan disinfectant soap and seagull hygiene soap have special effects on inhibiting armpit odor, and also have a certain effect on prickly heat and boils.
Question 3: What brand of soap is not alkaline? Looks like they all have it, right? Then use a shower gel and laundry detergent
Question 4: What soap does not contain alkaline The principle of soap is made of alkali through saponification, and the current soaps are weakly alkaline, and there is no particularly strong alkaline. It's all about ** without much damage.
Question 5: What brand of soap is weakly alkaline? Dauphin, Clinique.
Question 6: What brand of soap contains weak alkaline but no chemicals Contains sodium hypochlorite or calcium hypochlorite? It should be non-toxic and environmentally friendly The common soap ingredient is generally sodium stearate.
And the process of making soap itself is very environmentally friendly. It belongs to the use of renewable energy. For example:
Some waste oils and fats can be used as soaps processed into sodium stearate...
Question 7: What are the brands of weak alkaline soap Soap is a kind of soap that is not sexual, made of high-quality fatty substances, usually ground and molded into blocks, often added with spices and colors and stabilized with preservatives. Generally alkaline.
There will also be soaps that are labeled as non-alkaline.
Question 8: What brand of soap does not contain alkaline, used for bathing, I am allergic, urgent... Yes soap, soap is alkaline. There are strong alkaline and weak alkaline. There is no one that is not alkaline. If it's not alkaline, you can't make soap or soap.
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Soap is both acidic and alkaline, and alkaline soap is currently the main one on the market.
Because human beings are basically acidic, the use of alkaline soap is conducive to ensuring the acid-base balance. The acidic soaps on the market all have certain efficacy, and normal people use them less frequently.
From the chemical point of view, soap is alkaline, but the alkalinity strength of each soap will be different, some soaps are low alkaline, and some soaps are high alkaline.
Soap ingredients
Soap is a general term for metal salts of fatty acids, most soaps have a pH between 8 and 11, and you can check its composition before buying. There are many types of soaps, such as underwear soap, hand soap, etc., and these soaps are alkaline. Because soap was made and introduced by Westerners, it was named alkan at that time.
It wasn't until the national industry and commerce made their own soap that they gradually abandoned foreign characters.
Acid soap is one of the soap names and is not a general term, so there is no classification. When fatty acids neutralize soap, due to the incomplete neutralization of fatty acids and caustic solutions, or the uneven mixing of fatty acids and caustic, viscous materials will be called acidic soap. This acidic soap is a combination of neutral soap and free fatty acids in various proportions.
Once formed, it is difficult to eliminate, and it can only be transformed into soap after excessive lye and long-term boiling.
In fact, after the soap has become a relatively small piece, you can use a special aerator to pack it, and then you can use it well. Soap is an item that we often use in our daily life, but everyone will face various problems when using it, such as a fragile item like this. >>>More
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