In order to help manufactures ensure the safety and control the quality of their products, STC provides a wide range of comprehensive Chemical Testing services for products including: 

Household Chemicals


  • Antibacterial Effectiveness Test
  • Sodium Hypochlorite Content (ASTM D2022)
  • Anionic Active Matter Content
  • Phosphorus Content
  • Etc.


  • Fluoride Content
  • pH Value
  • Diethylene Glycol Content
  • Etc.

Industrial Chemicals

  • Thinner (e.g. toluene, benzene content)
  • Petroleum Products
       - Viscosity
       - Density
       - Element Content
  • Etc.

Accreditation and Recognition

We are accredited by China National Accreditation Service for Conformity Assessment (CNAS) in most of the areas in chemicals, food, cosmetics, traditional Chinese medicine and environmental testing, while chemicals, food and traditional Chinese medicine testing are also accredited under the Hong Kong Laboratory Accreditation Scheme (HOKLAS). For tableware testing, we are accredited by LUCIDEON of the United Kingdom


For more information about Chemical Testing services, please feel free to Contact Us.