Diethyl Phthalate (DEP) 99%
Product Name: Diethyl Phthalate (DEP) 99%
CAS: 84-66-2
MF: C12H14O4 MW:222.24
Melting point: -3°C
Density: 1.12 g/ml at 25°C
Appearance: Colorless, transparent oily liquid, slight aromatic odor
Viscosity:13 c. P.(20°C)
Refractive index:1.499~1.502(20°C).
Diethyl phthalate (DEP) is an organic compound with the chemical formula C12H14O4. It is a colorless to light yellow liquid with a fragrant aroma.
Function:
1. Common properties: DEP is a volatile liquid, soluble in alcohols, ethers and organic solvents, but insoluble in water. It has low toxicity and volatility and is relatively stable.
2. Flavors and fragrances: DEP is commonly used as a solvent for fragrances and fragrances and can be used in perfumes, fragrances, cosmetics, soaps, shampoos and other products. It helps stabilize and maintain fragrance.
3. Plasticizer: DEP is also widely used as a plasticizer for plastics and rubber. It increases the flexibility, ductility and workability of plastics. Common applications include soft PVC products (such as plastic floors, plastic pipes), synthetic leather, plastic films, etc.
4. Solvent: Since DEP has good solubility, it can be used as a solvent in chemical and industrial processes. It has applications in coatings, inks, adhesives and cleaners.
Items | Standard |
Appearance | Colorless or light yellow clear liquid |
Color (APHA) ≤ | 30 |
Assay % ≥ | 99.5 |
Acidity (mgKOH/g) ≤ | 0.3 |
Flash point(ºC ≥ | 160 |
Relative density (25/25ºC) | 1.117 |
Water , % ≤ | 0.08 |
Heavy metal (As Pb) ≤ | 10ppm |
230kg/Drum



Dalian Sinobio Chemistry Co.,Ltd was established in 2011 and located in beautiful costal city .We focus on fungicide and water treatment's production and export over 12 years.
Sinobio is a group company who has 2 production sites in China: One is in Jiangxi province which produce fungicide such as lsothiazolinon,BIT,Zinc Pyrithione ,etc.Our products can be widely used in the fields of oil-field water injection, pulp and paper making,water treatment,marine paint, wood, plastic leather,paint coating,cosmetics,personal care products, textiles, fiber, building materials,etc. for sterilization,corrosion prevention and mildew prevention.In particular, it has been widely recognized in the application of sterilization,algae killing,scale inhibition and corrosion inhibition of circulating cooling water in petrochemical, power metallurgy and other industrial fields.
The other one was located in Gansu province which produce water treatment chemicals such as ATMP, HEDP,THPS,TXP etc .Our company has realized the research and development, production and sales of products and provided a series of services such as water treatment engineering solutions. The products are widely used in electric power,chemical industry, metallurgy, textile,paper making, washing, building mate- rials and other fields.
All these products are exported to Europe,America,Southeast Asia and other parts of the world, and have won the praise of custom.
SINOBIO Warmly welcome customers from at home and abroad to cooperate with us for common success.


1. Can I get samples?
Yes, we can supply a specified quantity of free samples, you pay for the freight charge only.
2. Which documents do you support?
Free samples or pre-shipment samples are available for our new cooperation before you place a commercial order. We are sure the same specification commercial products as a sample to customers.
Third Party Inspection like SGS can be arranged according to your requirement before shipping.
On-Spot QC in our APPROVED associated production bases with necessary certifications like GMP, ISO, etc.