K0531 - chemistry
- Agricultural chemicals
- Analytical chemistry
- Basic chemicals
- Battery chemistry
- Beeswax
- Biodiesel
- Carbonation techniques
- Characteristics of chemicals used for tanning
- Chemical preservation
- Chemical products
- Chemical reactions of roasting cacao beans
- Chemistry
- Chemistry of wood
- Cleaning products
- Composite materials
- Electrochemistry
- Gel permeation chromatography
- Herbicides
- Herbicides sprayers
- High-performance liquid chromatography
- Hydrocarbon isomerisation processes
- Laboratory equipment
- Oil sweetening processes
- Organic chemistry
- Oxidation
- Paper chemistry
- Petrology
- Pharmaceutical chemistry
- Physico-chemical properties of crust leather
- Plastic resins
- Plastic welding
- Polymer chemistry
- Polymerisation
- Radiochemistry
- Regulations on substances
- Sedimentology
- Solid-state chemistry
- Sour gas sweetening processes
- Source colour chemicals
- Swimming pool chemicals
- Types of bleach
- Types of digesters
- Types of fuels
- Types of paint
- Types of polymers
- Types of pulp
- Types of waxes
- Variety of starches
- Vessel fuels
- Water chemistry analysis