No, it is not a good preservative for food, because if it is digested it can be very deadly.
Formaldehyde is a preservative solution. It is most commonly used during the process of embalming.
The answer depends in part on your application. Also, 'best' in what sense? Formaldehyde is a very effective preservative for biological specimens, but is not suitable as a food preservative if you intend to eat the food, as it is quite toxic. Copper compounds are excellent wood preservatives, but are also quite toxic. If you are looking for a non toxic food preservative, try salt or vinegar!
The answer depends in part on your application. Also, 'best' in what sense? Formaldehyde is a very effective preservative for biological specimens, but is not suitable as a food preservative if you intend to eat the food, as it is quite toxic. Copper compounds are excellent wood preservatives, but are also quite toxic. If you are looking for a non toxic food preservative, try salt or vinegar!
No, formaldehyde is good for preserving things, like dead bodies. It can have toxic effects on living humans in even very small amounts of exposure.It is an ingredient in some vaccines in significantly small amounts to act as a preservative of those ingredients, but it is not a part of the active ingredients in medicines or vaccines. See the related link to Wikipedia below for more information on formaldehyde and its toxicity and uses.
citric acid is a great food preservitve, get some lemon juice or somethin
No .. but it is in Cigarettes
Most dish soaps do not contain formaldehyde as an active ingredient. However, some industrial-strength cleaning products or specialty dish soaps may contain trace amounts of formaldehyde as a preservative. It's important to read product labels and ingredients lists to confirm if formaldehyde is present.
any sodium like sodium chloride is good for preservation in meats
Formalin is not a solvent. It is a solution of formaldehyde gas in water, commonly used as a preservative and disinfectant in laboratories and medical settings.
Formalin is 40% solution of formaldehyde not an acid.
Aqueous solutions of formaldehyde are referred to as formalin. "100%" formalin consists of a saturated solution of formaldehyde (this is about 40% by volume or 37% by mass) in water, with a small amount of stabilizer, usually methanol to limit oxidation and polymerization. A typical commercial grade formalin may contain 10-12% methanol in addition to metallic impurities like aluminum (3 ppm), iron (1 ppm) and copper (1 ppm).
Formaldehyde, also known as formalin, is the most common preservative used on fetal pigs for dissection purposes. It helps to prevent decomposition and preserve the tissues for educational use. Proper handling and disposal procedures should be followed when working with formaldehyde-preserved specimens.