ICNEA 2662—Special chemical products manufacturing

Where 2662 sits

1. C Manufacturing industry
2. 26 Chemical raw materials and chemical products manufacturing industry
3. 266 Manufacturing of special chemical products
4. 2662 Special chemical products manufacturing

What 2662 includes

• Refers to the production activities of water treatment chemicals, paper chemicals, leather chemicals, oleochemicals, oilfield chemicals, bioengineering chemicals, special chemicals for daily chemical products, etc.
• Including the manufacturing activities of the following special chemicals：
• Chemical additives for construction building materials: building waterproof agents, additives for cement, stucco and concrete, crosslinking agents for construction building materials, rapid leak plugging agents, chemical additives for other construction building materials;
• Chemical preparations for oil fields: corrosion inhibitors for oil fields, thickeners for drilling mud, cementing fluids for completion, crude oil demulsifiers, cementing admixtures, chemicals for fracturing, chemicals for acidification, and chemicals to prevent paraffin from condensing;
• Preparation additives for mineral oils: crude oil additives, fuel additives, additives for lubricating oils, antifreeze agents, thawing agents, and other preparation additives for mineral oils;
• Tanning materials and tanning preparations: organic synthetic tanning materials, inorganic tanning materials, tanning preparations, pre-tanning enzyme preparations;
• Enzymes and enzyme products;
• Metal surface treatment agents: metal cleaning agents, metal surface pickling agents, metal surface phosphating agents, metal surface rust removal, rust inhibitors, chemicals for electroplating;
• Industrial fatty alcohol: industrial plasticizer alcohol, industrial detergent alcohol, industrial Ziegler alcohol, other industrial fatty alcohol;
• Industrial fatty acids: industrial coconut oil (palm kernel oil) fatty acids, industrial palm oil fatty acids, industrial oleic acid, industrial tall oil fatty acids, industrial synthetic fatty acids, other industrial fatty acids;
• Industrial aliphatic amines: industrial aliphatic alkyl primary amines, industrial aliphatic alkyl secondary amines, industrial aliphatic alkyl tertiary amines, and other industrial aliphatic amines;
• Fatty acid methyl ester;
• Surfactants: anionic surfactants, cationic surfactants, nonionic surfactants, other types of surfactants;
• Assembly medicine and fire extinguisher for fire extinguishers;
• Other special chemicals;
• The following product manufacturing activities are included in this category;
• Polysilicon cutting fluid;
• Polycarboxylic acid water reducer;
• Electronic grade flame retardant materials and chemicals;
• Crude rennet (rennet);
• Alkaline protease;
• Alkaline lipase;
• Pepsin;
• Trypsin;
• Maltase;
• Papain;
• Bromelain;
• Fig protease;
• Converting enzyme;
• Glucose isomerase;
• Dipeptidase;
• Nucleosidase;
• Disproportionase;
• Deoxyribonuclease;
• Industrial enzyme preparations;
• Enzymes for textiles;
• Enzymes for papermaking;
• Enzymes for washing;
• Enzymes for tanning;
• Enzymes for chemical industry;
• Enzymes for energy.

What 2662 excludes

• The manufacture of information chemicals is included in 2664 (manufacturing of information chemicals for cultural use) and 2665 (manufacturing of information chemicals for medical production) respectively;
• The manufacture of food additives is included in 1495 (Manufacturing of food and feed additives);
• The manufacture of chemical reagents and additives is included in 2661 (Manufacturing of chemical reagents and additives);
• The manufacture of special chemicals for the treatment of pollutants such as water pollution, air pollution, and solid waste is included in 2666 (manufacturing of special pharmaceutical materials for the treatment of environmental pollution).

2662 in other systems