Factory Price Terephthalic Acid 99.5% Purity Purified Terephthalic Acid Powder

• Customization: Available
• Powder: Yes
• Customized: Customized
• Model NO.: HB- Terephthalic Acid
• Certification: GMP, HSE, ISO 9001, USP, BP
• Suitable for: Adult
• State: Powder
• Purity: >99%
• Appearance: White Powder
• Shelf Life: 2 Years
• Storage: Cool Dry Place
• Packing: Rum, Aluminum Foil Bag
• MOQ: 1kg
• CAS: 100-21-0
• Sample: Available
• Transport Package: Rum, Aluminum Foil Bag
• Specification: 99%
• Trademark: Haibo
• Origin: Shaanxi, China
• HS Code: 2917361100
• Production Capacity: 50000/Pieces/Years

Product Description

Product Name: Terephthalic acid

CAS: 100-21-0
MF: C8H6O4
MW: 166.13
EINECS: 202-830-0

Terephthalic acid Chemical Properties
Melting point	300 °C
Boiling point	214.32°C (rough estimate)
Density	1,51 g/cm3
Vapor pressure	<0.01 mm Hg ( 20 °C)
Refractive index	1.5100 (estimate)
Fp	260°C
Storage temp	0-6°C
Solubility	15mg/l (experimental)
Pka	3.51(at 25ºC)
Form	Crystalline Powder
Color	White

  

Application

It is mostly used in the production of polyethylene terephthalate (polyester), which is an important raw material for polyester fiber, film, plastic products, insulating paint and plasticizer.

Detailed Photos

White crystal or powder, low toxicity, flammable. It is a solid at room temperature. It doesn't melt when heated, >300 ºC sublimation. If heating in an airtight container, melting at 425 ºC.
Soluble in alkaline solution, slightly soluble in hot ethanol, insoluble in water, ether, glacial acetic acid,most organic solvents, soluble in DMF, DEF and DMSO, such as strong polar organic solven

 

 

Item	Test Standard		Testing Result
Appearance	99%		Complies
Color	White Powder		Complies
Particle Size	100% pass 80 mesh		Complies
Oder	Characteristic		Complies
Taste	Characteristic		Complies
Loss on Drying	≤5.0%		2.20%
Residue on Ignition	≤0.1%		0.05%
Residual	≤0.1%		Complies
Residual Ethanol	≤0.5%		Complies
Heave Mentals	≤10ppm		Complies
Na	≤0.1%		<0.1%
Pb	≤3 ppm		Complies
Total Plate	<1000CFU/g		Complies
Yeast & Mold	<100 CFU /g		Complies
E. Coli	Negative		Complies
Salmonella	Negative		Complies