Chemical & Environmental

HOKLAS Accredited Tests

Water soluble chloride ion content
Acid soluble chloride ion content
Chloride content
Total sulphate content (acid extraction)
Acid-soluble sulphate content
Total sulphur content
Acid-soluble material
Soluble silica content and calcium oxide content
Potential alkali-silica reactivity
Presence of humus

HOKLAS Accredited Tests

Dry material content
Ash content
Chloride content
BS 5075: Part 1: 1982 App. E
Sodium oxide content (Na2O)
Potassium oxide content (K2O)
Acid-soluble alkali content
pH value

HOKLAS Accredited Tests

Ammonium hydroxide group (R2O3)
Calcium oxide content (CaO)
Insoluble residue content
Residue insoluble in hydrochloric acid and sodium carbonate
Loss-on-ignition (L.O.I.)
Chloride content
Sulphate content (SO3)
Total sulphur content
Silica content (SiO2)
Total silica content (SiO2)
Pure silica content (SiO2)
Soluble silica content (SiO2)
Alumina content (Al2O3)
Iron oxide content (Fe2O3)
Titanium oxide content (Ti2O)
Phosphoric anhydride content ( as P2O5)
Magnesia content (MgO)
Manganese content (Mn)
Manganese content (as MnO)
Manganese trioxide content (as Mn2O3)
Nitric acid soluble sodium oxide content
Nitric acid soluble potassium oxide content
Alkali content
Sodium oxide content (Na2O)
Potassium oxide content (K2<,sub>O)
Lime saturation factor
Tricalcium aluminate content (C3A)
Heat of hydration

HOKLAS Accredited Tests

Preparation of samples
Detection of PFA
Capillary porosity
Carbon dioxide content
Cement and aggregate content
Aggregate / cement ratio
Chloride content
Combined water content
Insoluble residue
Original water content
Sulphate content
Soluble silica content
pH value

HOKLAS Accredited Tests

Loss-on-ignition (L.O.I.)
Calcium oxide (CaO)
Magnesium oxide (MgO)
Chloride content
Sulphate content (as SO3)
Sulphide content
Sodium oxide content
Potassium oxide content
Total alkali content

HOKLAS Accredited Tests

Polymer solids content

HOKLAS Accredited Tests

Sample treatment
Cement content and sand/cement ratio
Polymer solids content
Carbon dioxide content

HOKLAS Accredited Tests

Sample preparation
Loss-on-ignition
Calcium oxide content (CaO)
Chloride ion content
Magnesium oxide content (MgO)
Sulphuric anhydride content (SO3)
Sodium oxide content (Na2O)
Potassium oxide content (K2O)
Total alkali content

HOKLAS Accredited Tests

Pulverized fuel ash cement (Chemical analysis) Sample preparation
Loss-on-ignition (L.O.I.)
Proportion of PFA content
Magnesium oxide content (MgO)
Sodium oxide content (Na2O)
Potassium oxide content (K2O)
Alkali content (equivalent Na2O)
Sulphur trioxide content (SO3)

HOKLAS Accredited Tests

Total sulphate content (as SO3)
Water-soluble sulphate content (as SO3)
Acid-soluble chloride content
Water-soluble chloride content
Organic matter content
Loss-on-ignition
Carbonate content (as CO2)
pH value

HOKLAS Accredited Tests

Carbon content
Sulphur content
Chromium content
Manganese content
Molybdenum content
Nickel content
Silicon content
Phosphorus content
Copper content
Vanadium content
Niobium content
Aluminium content
Titanium content
Aluminium, Carbon, Chromium, Copper, Manganese, Molybdenum, Nickel, Nitrogen, Phosphorus, Silicon, Sulphur, Vanadium

HOKLAS Accredited Tests

Aluminium, Carbon, Chromium, Copper, Manganese, Molybdenum, Nickel, Nitrogen, Phosphorus, Silicon, Sulphur, Vanadium

HOKLAS Accredited Tests

Carbon equivalent value (CEV)

HOKLAS Accredited Tests

Carbon content
Sulphur content
Chromium content
Manganese content
Molybdenum content
Nickel content
Nickel content
Silicon content
Phosphorus content

HOKLAS Accredited Tests

Chromium, Copper, Manganese, Molybdenum, Nickel, Vanadium

HOKLAS Accredited Tests

Total carbon content
Sulfur content
Nitrogen content
Phosphorous content
Carbon equivalent value (CEV) (by calculation)

HOKLAS Accredited Tests

Sulphate content
pH value

HOKLAS Accredited Tests

Sulphate content
pH value

HOKLAS Accredited Tests

Conductivity
pH value
Total solids dried at 103 - 105°C
Total solids dried at 103 - 105°C
Total dissolved solids dried at 180°C
Total suspended solids dried at 103 - 105°C
Turbidity
Digestion procedure
Digestion procedure
Iron
Chemical oxygen demand

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