Group items tagged

Butylated Hydroxytoluene(BHT) is a white crystalline solid with a faint characteristic odor. It is insoluble in water and in propylene glycol, but is freely soluble in alcohol. It is obtained by alkylation of p-cresol with isobutene or by monobutylation of m,p-cresol mixtures.

Surfactant is the core part in the formulation of soaping agent. It has the function as dispersion, emulsification and solubilization. Anionic surfactants commonly used are sulfonate, sulphate, carboxylate and phosphate. Nonionic surfactant has polyethylene glycol group, polyoxyethylene fatty acid, polyol ester and polyoxyethylene sorbitan fatty acid esters on its surface.