Purified Terephthalic Acid

PTA

Purified Terephthalic Acid (PTA) is in the form of white crystalline powder.

Molecular Formula: C8H6O4

CAS No * : 100-21-0

PHYSICAL AND CHEMICAL PROPERTIES

The main chemical properties of purified terephthalic acid are as follows:

UNICHEM PRODUCT CODE: UC-PTA-01

UNIT VALUE
Appearance - White Crystalline Powder
Acid Number mgKOH/g 675±2
Moisture %w max.0.2
4-Carboxybenzaldehyde mg/kg max.25
4-Carboxybenzaldehyde+p-ToluicAcid mg/kg max.190
Ash mg/kg max.7
Total Metals(Na,Co,Mn,Cr,Ni,Fe,K) mg/kg max.4
Iron(Fe) mg/kg max.1
Color CIE b* - max.1.2
ΔY - max.10
Color Pt/Co Max.5
Median Particle Size µm 130±40
* These are typical properties only and are not to be construedas specifications. Customers should confirm results by their own tests.
Terephthalic Acid

HANDLING AND STORAGE OF PURIFIED TEREPHTHALIC ACID

STORAGE AREA

Take precautions against static discharges. Storage and transport temperature should be at atmospheric temperature.

PACKAGING MATERIALS

Big bag

INCOMPATIBILITIES

Strong oxidizers and high dust concentrations should be avoided.

APPLICATION FIELDS

  • It can be used in different percentages according to application field.

  • Production of Polyethylene Terephthalate (PET) resins:

  • Polyester Fibers

  • Bottles

  • Films

  • Electrical Insulating Materials

  • Molding Resins

  • Coating Resins

  • Adhesives

Some application areas of purified terephtalic acid are as above

TRANSPORTATION

No-hazardous to any mode of transport. Observe state and local environmental regulations as they relate to transportation. Proper sealing and leak proof containers should be used to prevent possible leakages. PP woven bag with PE film inner bag.

  • ADR Class | No subject
  • RID Class | No subject
  • ADNR Classes | No subject
  • UN Class | No subject
  • ICAO Class | No subject
  • IMDG Class | No subject

F.A.Q.

This directive ensures that dangerous substances are transported safely and with highway without harming human health and the environment.

What is ADR class? for more information about our article can read

This directive ensures that dangerous substances are transported safely and with railway without harming human health and the environment.

What is RID class? for more information about our article can read

This directive ensures that dangerous substances are transported safely and with river road without harming human health and the environment.

What is ADNR class? for more information about our article can read

This directive ensures that dangerous substances are transported safely and with airline without harming human health and the environment.

What is ICAO class? for more information about our article can read

This directive ensures that dangerous substances are transported safely and with sea road without harming human health and the environment.

What is IMDG class? for more information about our article can read

Class 1: Explosives

Class 2: Gases

Class 3: Flammable and Combustible Liquids

Class 4: Flammable Solids

Class 5: Oxidizing Substances, Organic Peroxides

Class 6: Toxic Substances and Infectious Substances

Class 7: Radioactive Materials

Class 8: Corrosives

Class 9: Miscellaneous Hazardous Materials

What is the hazard? for more information about our article can read

HAZARD IDENTIFICATION

There are 4 hazard identifications for Purified Terephtalic Acid:

esophagus

Inhalation

May irritate respiratory tract. In such a case, take person to fresh air, if breathing stops, start breathing, consult doctor.

caress

Skin Contact

May cause irritation to the skin. In case of contact, rinse with plenty of water and soap. If the skin is irritated and fried, consult a doctor.

visible-opened-eye-interface-option

Eye Contact

As with any other powder, the eye contact only causes mechanical irritation. No other effect was found. Wash with plenty of water, open and close the eyelids to remove dust from the eye.

bad-breath

Ingestion

It's not poisonous. Give two to four glasses of water and milk. If swallowed too much, consult a doctor. If the person is not in himself, do not give any substance, do not vomit.

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