Services

Chemical testing

Our chemical testing division combines highly trained staff with state-of-the-art methods to provide specialized test results that meet any construction requirement. 

At Steyn-Wilson Laboratories, we have been building and expanding our chemical testing division to offer some of the most specialized tests available.

We currently house 14 accredited methods and continue to expand our capabilities.

Test methods include:

  1. Foundation Indicator (Hydrometer) + SG
  2. Foundation Indicator (Double Hydrometer)
  3. pH – Value
  4. Conductivity of Soil Paste & Water
  5. Initial Lime Consumption
  6. Cement or Lime Content: Back Titration Method
  7. Ethylene Glycol Durability
  8. Sand Equivalent
  9. Chloride Content
  10. Methylene Blue Absorption
  11. Alkali Reactive Minerals
  12. Sugar Test
  13. Organic Content
  1. Fouganic Content
  2. Acid Soluble Sulphates
  3. Water Soluble Sulphates
  4. Water Soluble Salts
  5. Total Dissolved Solids
  6. Organic Impurities
  7. Clay or Silt Content
  8. Thermal Conductivity / Resistivity (5 Moisture Contents)
  9. Thermal Conductivity / Resistivity (1 Moisture Content / Rock Core)
  10. Drying Shrinkage & Expansion
  11. Magnesium Sulphate Soundness
  12. BRE – Chemical Analysis
  13. DIN – Chemical Analysis