化工品 - SHANXI LONGYUAN DATONG TECHNOLOGY CO., LTD

Purified Terephthalic Acid (PTA)

Sebacic acid

Chemical Name: Sebacic acid, also known as 皮脂酸 (sebum acid in Chinese), and its chemical name is 1,8 - octanedicarboxylic acid. Molecular Formula: C10H18O4 Chemical Structure: HOOC(CH2)8COOH Properties: Sebacic acid is directly produced from castor oil, with a content of over 99.5%. At room temperature, it appears as white flake - like crystals or powder, and is combustible. It is slightly soluble in water, hardly soluble in benzene, petroleum ether, etc., and easily soluble in organic solvents such as ethanol and ether. CAS Number: 111 - 20 - 6 Melting Point: 131 - 134.5℃ Boiling Point: 294.5℃

Ethyl acetate

Ethyl acetate, also known as acetic acid ethyl ester, is a common organic compound. Product Name: Ethyl Acetate English Name: ethyl acetate Alternative Name: Acetic Acid Ethyl Ester Chemical Formula: C4H8O2 CAS Registry Number: 141-78-6 EINECS Number: 205-500-4 Melting Point: -84°C (189.55 K) Boiling Point: 77.2°C (350.25 K) Density: 0.902 g/mL Color: Colorless liquid State: Liquid Flash Point: -4°C Molecular Weight: 88.11 g·mol-1 Water Solubility: 8.3 g/100mL (20°C) Density: 0.902 g/mL Refractive Index: 1.3720 Critical Point: 250.11°C (523.26 K) Viscosity: 0.45 Relative Density (water = 1): 0.90 Relative Density (air = 1): 3.04

Dibutyl sebacate

Basic Information Chinese Name: Dibutyl sebacate English Name: Dibutyl sebacate Chinese Alias: DBS, Dibutyl n-sebacate, Dibutyl adipate CAS No: 109 - 43 - 3 Molecular Formula: C18H34O4 Molecular Weight: 314.47 Physicochemical Properties Appearance: Colorless to light yellow oily transparent liquid Density: 0.9405 (at 15℃) Melting point: - 10℃ Boiling point: 349℃ Flash point: 202℃ (open cup); 180℃ (closed cup) Refractive index: 1.4433 (at 15℃) Solubility: Slightly soluble in water, soluble in ethanol, ether, benzene and toluene

Sodium sulfate

Sodium sulfate, also known as sodium sulfate anhydrous (Yuanmingfen), is an inorganic compound. Generally, it exists in two forms. One is the anhydrous form, with the chemical formula Na₂SO₄. It is a white crystalline powder, odorless and having a bitter taste. The other form is that one sodium sulfate molecule is combined with ten water molecules, which is called sodium sulfate decahydrate, also known as mirabilite, and its chemical formula is Na₂SO₄·10H₂O. It can remain stable in dry air and has strong hygroscopicity. It is easily soluble in water, and the solution is generally colorless. The aqueous solution is neutral or slightly alkaline. At different temperatures, the solubility of sodium sulfate in water varies. Generally speaking, as the temperature rises, the solubility increases. It is insoluble in ethanol, strong acids, aluminum, and magnesium, but soluble in glycerol. The melting point of anhydrous sodium sulfate is 884°C, and the boiling point is 1404°C. CAS Number：7757-82-6

Soda ash

Propylene glycol

Sodium Hydroxide

Kaolin

Kaolin, also known as bentonite, bentonite rock, porcelain clay, Guanyin clay, etc., is a general term for clay or ore mainly composed of kaolinite group minerals. It got its name because it was first discovered in Gaoling Village, Jingdezhen City, Jiangxi Province, China. Its main component is hydrated aluminum silicate, and the general chemical composition includes SiO₂, Al₂O₃, Fe₂O₃, TiO₂, (K₂O + Na₂O), etc. The chemical formula of kaolin mineral crystals is 2SiO₂·Al₂O₃·2H₂O. Its theoretical chemical composition consists of 46.54% SiO₂, 39.5% Al₂O₃, and 13.96% H₂O. Kaolin group minerals belong to the 1:1 type layered silicate.

Fibrous Activated Carbon

Product Description: It is composed of fibrous activated carbon, featuring a high specific surface area and adsorption rate. Meanwhile, it has good flexibility and mechanical strength, and can be made into various shapes of adsorption materials, such as activated carbon fiber cloth, activated carbon fiber felt, etc. Fiber diameter: It is typically 5 - 20μm. When made into forms such as felt and cloth, there are various thickness specifications, and common ones include 3 - 20mm, etc.

Honeycomb Activated Carbon

Cylindrical Activated Carbon

Product Description: It is in the form of small cylindrical particles, mainly made of materials such as coal and wood. It has high mechanical strength and adsorption performance, good gas fluidity, and low resistance. It can effectively adsorb organic pollutants and harmful gases in waste gas.The particle size of common cylindrical activated carbon generally ranges from 0.8 to 4.0 millimeters, and the length is usually between 3 and 25 millimeters. The iodine value generally ranges from 400 - 1200mg/g.

Granular Activated Carbon

Product Description: It is in the shape of irregular granules and is made of materials such as coal, wood, and coconut shell. It has a large specific surface area and a well - developed pore structure, with strong versatility. Granular activated carbon made from coal has a relatively large specific surface area and can effectively adsorb pollutants in water such as organic matter, ammonia nitrogen, and heavy metals, as well as harmful gases in the air.Granular activated carbon has a wide particle size range, commonly varying from 0.5 to 5 millimeters. The iodine value generally ranges between 800 - 1300mg/g.

Powdered Activated Carbon

Product Description: Usually made from raw materials such as wood, coal, or coconut shell, it appears as a black powder. The particles are extremely fine, enabling it to come into full contact with the adsorbate quickly. It has a large specific surface area and a fast adsorption rate. The particle size is generally between 200 mesh and 325 mesh.The iodine value generally ranges from 400 - 1300mg/g.

Biological Organic Fertilizer: Chicken Manure Fertilizer

Organic Matter: Chicken manure is rich in organic matter, with the content usually around 25%-30%. It can effectively improve the soil structure, enhance the soil's water and nutrient retention capacity, and increase soil fertility. Macroelements: It is rich in macroelements essential for plant growth, such as nitrogen, phosphorus, and potassium. Among them, the nitrogen content is approximately 1.63%, the phosphorus content is about 1.54%, and the potassium content is around 0.85%. These nutrients can provide sufficient nutritional support for the growth of crops. Medium and Trace Elements: It also contains medium elements such as calcium, magnesium, and sulfur, as well as trace elements such as iron, manganese, zinc, and copper. This is helpful for the comprehensive growth and development of crops, and can improve the stress resistance and quality of crops. Other Components: Chicken manure contains a certain amount of substances such as amino acids and humic acid. These substances can stimulate the growth of crop roots and enhance the crop's ability to absorb nutrients.

Biomass organic fertilizer: Sheep manure fertilizer

Basic components: Sheep manure contains rich organic matter, with the content generally above 25%. It can significantly improve the soil structure and increase soil fertility. It contains a large amount of major elements such as nitrogen, phosphorus, and potassium. Among them, the nitrogen content is approximately 0.7%-0.8%, the phosphorus content is about 0.45%-0.6%, and the potassium content is 0.4%-0.5%. It also contains medium elements such as calcium, magnesium, and sulfur, as well as trace elements such as iron, manganese, zinc, and boron, which can provide comprehensive nutrients for crops. In addition, sheep manure is rich in humic acid, with the content reaching 16%-20%. It can promote the formation of soil aggregate structure and enhance the soil's water and nutrient retention capacity.

Microbial Organic Fertilizer

Bacterial - based: Bacterial - based organic fertilizers have specific bacteria such as Bacillus and Rhizobium at their core. These bacteria can secrete various enzymes to decompose organic substances in the soil and inhibit the growth of harmful bacteria. They can transform soil nutrients, improve soil structure, and enhance the disease - resistance of plants. This type of fertilizer has strong adaptability and quick - acting effects. It can synergize with other fertilizers to enhance their efficiency. When using it, keep it away from fungicides, store it in a cool and dry place, and apply it rationally according to the conditions of crops and soil.

Organic Fertilizer Made from Kitchen Waste and Garden Waste

Composition Characteristics Kitchen waste: It includes leftovers, fruit peels and cores, residues of meat, fish and shrimp, etc. It is rich in protein, fat, carbohydrates and various minerals, serving as an excellent source of nitrogen and carbon for organic fertilizers. Garden waste:Such as pruned branches, leaves, weeds, etc. The main components are cellulose, hemicellulose and lignin. They can provide a certain amount of carbon source and a small quantity of mineral elements, and increase the content of organic matter in the fertilizer. It is made through processes such as pretreatment, fermentation, and decomposition. It is rich in nitrogen, phosphorus, potassium and trace elements. It can improve the soil structure and enhance the microbial activity. It is suitable for the cultivation of fruits, vegetables, flowers, lawns, etc., and is both environmentally friendly and highly efficient.

Plant-based Organic Fertilizer: Crop Straw Fertilizer

Composition Characteristics High content of organic matter: Crop straws are rich in organic substances such as cellulose, hemicellulose, and lignin, and the content of organic matter is usually above 70%. After these organic substances are decomposed in the soil, they can increase the soil fertility and the soil's ability to retain water and nutrients. Abundant nutrient elements: In addition to a large amount of organic substances, straws also contain major nutrient elements such as nitrogen, phosphorus, and potassium, as well as various medium and trace elements such as calcium, magnesium, sulfur, iron, and zinc. The nutrient content varies among different types of straws. For example, the straws of leguminous crops have a relatively high nitrogen content, while the straws of gramineous crops are rich in potassium.