Nhien Hao Vo

3 Questions 2 Answers 0 Followers

Questions related from Nhien Hao Vo

How to improve the colot stability of Soap base shower wash product (pH 9.2 - 9.5)?

My experimental product is a base shower cream by mixing the fatty acid with KOH at 75 degrees Celsius and other ingredients (hydroxypropyl methylcellulose (HPMC), emulsion chemical, salt,...),...

13 March 2024 8,732 0 View

Why the temperature increase when pour the fatty acid into the KOH - Hydroxypropyl Methylcellulose mixing solution?

First, I mixed Hydroxypropyl Methylcellulose with DI-Water till homogeneous, then I poured KOH solution into the Hydroxypropyl Methylcellulose mixing and heated to 60 - 65 degrees Celcius. The...

12 July 2023 8,060 2 View

Why is the color stability of Patent Blue V unstable after more than six months in cosmetic product?

My experimental product is soap base shower cream by mixing the fatty acid with KOH at 75 degrees Celsius and other ingredients (emulsion chemical, salt,...) and using Patent Blue V (CI 42051) as...

30 June 2023 7,746 3 View