TESTING AND ANALYSES OF INORGANIC ADDITIVES

• Identification and chemical characterization
• Determination of pH value
• Determination of sieve residue
• Determination of soluble and insoluble matter in acids
• Determination of ignition loss and volatile matter content
• Determination of organic treatment agent content and type

Carbon black

• Determination of iodine adsorption number (surface activity)
• Determination of absorption number (structure)
• Determination of sieve residue and pellet size distribution
• Determination of pH value
• Determination of extractive matter content
• Determination of sulphur content
• Determination of heating loss and ash content

Sulphur

• Determination of total sulphur content
• Determination of insoluble sulphur content
• Determination of thermal properties (phase transitions, melting points, thermal reversion of insoluble sulphur)
• Determination of oil and acidic impurities content
• Determination of ash content
• Determination of sieve residue