Comparing E210 - Benzoic acid vs E550 - Sodium silicate
Overview
Synonyms
Products
Found in 386 products
Found in 12 products
Search rank & volume
Awareness score
Search volume over time
Interest over time for 2 keywords in U.S. during the last 10 years.
Interest over time for 3 keywords in U.S. during the last 10 years.
Popular questions
Is benzoic acid soluble in water?
Only sparingly—about 3 g per liter at room temperature; its solubility increases in hot water and it dissolves readily in many organic solvents.
Is benzoic acid polar?
It has a polar carboxyl group but a nonpolar aromatic ring, so overall it’s only weakly polar; its benzoate salt is much more polar and water‑soluble.
Is benzoic acid a strong acid?
No—it's a weak acid, with a pKa of about 4.2.
What is the melting point of benzoic acid?
About 122–123 °C (251–253 °F).
Is benzoic acid bad for you?
At approved food levels it’s considered safe, with an ADI of 0–5 mg/kg body weight/day; some people may experience irritation or hypersensitivity, and benzene formation in certain acidic drinks is monitored and kept very low.
What is sodium silicate used for?
In foods, E550 sodium silicate is used mainly as an anti-caking/flow agent in dry powders; outside food it serves as a binder/adhesive and deflocculant in detergents, paper, cement, and ceramics.
Is sodium silicate toxic?
At the low levels used in foods it isn’t considered toxic by major regulators, but concentrated solutions are strongly alkaline and can irritate or burn skin, eyes, and the GI tract.
How to use sodium silicate in pottery?
Use it as a deflocculant by adding very small amounts (often with a little soda ash) to clay slip until the desired specific gravity/viscosity is reached; it can also be brushed on and the surface stretched to create crackle textures—wear gloves and avoid over‑addition.
Is sodium silicate safe for skin?
Undiluted or moderately concentrated sodium silicate is not skin‑safe because it’s caustic; only very dilute formulations (as in some cosmetics) are used on skin, and even then may cause irritation in sensitive individuals.