PURIFIED TEREPHTHALIC ACID (PTA) CAS No.100-21-0

MOQ	20 Mt
Port	Main Chinese ports
Packaging	1200kg jumbo bags
Lead Time	3 days

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Assay

99.5% min

Product Details

Product name: Purified terephthalic acid (PTA)

CAS No.: 100-21-0

EINECS: 202-830-0

HS: 29173611.00

Chemical Formula: C8H6O4

Melting point: >300 °C (lit.)

Density: 1.58 g/cm3 at 25 °C

Flash point: 260°C

Refractive index: 1.51

Solubility: 15mg/l

Specs.

Purity: 99.5% min

Test Description	Specifications	Test Result
APPEARANCE	White power	White power
DMF COLOR(5g/100ml)	≤10	5
ACID VALUE(mg KOH/g）	675±2	675.3
ASH（mg/kg）	≤6	＜1
4-CBA（mg/kg）	≤25	11
P-TOLUIC ACID（mg/kg）	≤150	131
IRON（mg/kg）	≤1	0.04
TOTAL SIGNIFICANT METALS（mg/kg）	≤3	0.1
MOISTURE（%）	≤0.2	0.1
B-VALUE		1
DELTA-Y	≤10	2
PARTICLE SIZE MEAN（um）		139
PARTICLE SIZE ＞250um（%w/w）		17.4
PARTICLE SIZE ＜45um（%w/w）		10.4

Application: mainly used in PET and plasticizer.

Packaging: packed by 1200kg jumbo bags by 24Mt per 20’ container.

Storage: tightly closed. Keep at cool, dry, well-ventilated place. Keep away from source of ignition and source of heat. Store separately from incompatible materials like oxidizing agents, acids and alkali.