| Код ТН ВЭД | 265218 |
| Product Name | Jiaxing Petrochemical (Tongkun) PTA |
| Chemical Name | Purified Terephthalic Acid |
| Synonyms | PTA; Terephthalic acid; 1,4-Benzenedicarboxylic acid |
| Chemical Formula | C8H6O4 |
| Molecular Weight | 166.13 g/mol |
| Cas Registry Number | 100-21-0 |
| Einecs Number | 202-830-0 |
| Appearance | White crystalline powder |
| Color | White |
| Odor | Odorless |
| Purity | ≥99.95% |
| Moisture Content | ≤0.2% |
| Ash Content | ≤10 ppm |
| 4 Carboxybenzaldehyde 4 Cba Content | ≤25 ppm |
| P Toluic Acid Content | ≤150 ppm |
| Acid Value | 675 ± 2 mg KOH/g |
| Melting Point | >300 °C (sublimes/decomposes) |
| Boiling Point | 392 °C (decomposes) |
| Density | 1.51 g/cm³ at 20 °C |
| Bulk Density | 0.8-1.0 g/cm³ (typical) |
| Solubility In Water | Insoluble (≈15 mg/L at 25 °C) |
| Solubility In Organic Solvents | Soluble in DMF and DMSO; slightly soluble in ethanol |
| Flash Point | 260 °C |
| Autoignition Temperature | 496 °C |
| Decomposition Temperature | >300 °C |
| Ph | 3.0-4.0 (saturated aqueous solution) |
| Particle Size Distribution | D50 typically 100-200 µm |
Как аккредитованный завод ПТА Jiaxing Petrochemical (Tongkun), мы соблюдаем строгие протоколы качества - каждая партия подвергается строгим испытаниям для обеспечения последовательных стандартов эффективности и безопасности.
| Упаковка | Jiaxing Petrochemical (Tongkun) PTA is packaged in 1,000 kg jumbo bags with inner liners for bulk transport and storage. |
| Погрузка контейнера (20-футовый контейнер) | 20′ FCL loading of Jiaxing Petrochemical (Tongkun) PTA, securely packed in 1,000 kg jumbo bags for sea export. |
| Доставка | Jiaxing Petrochemical (Tongkun) PTA, a non-hazardous chemical, is typically shipped in 1,000–1,100 kg woven jumbo bags or 25 kg bags, palletized and containerized. A standard 20' FCL loads about 20–22 MT. Bulk vessel shipments serve large export orders, usually via Chinese ports, with MSDS and COA provided. |
| Хранение | Jiaxing Petrochemical (Tongkun) PTA should be stored in a cool, dry, well-ventilated warehouse or sealed silo. Keep containers closed and away from moisture, strong oxidizers, acids, and alkalis. Minimize dust generation; avoid ignition sources and static discharge using grounding. Protect bags from sunlight, physical damage, and contamination. Store separately from incompatible materials and follow local regulations and SDS requirements. |
| Срок годности | Jiaxing Petrochemical (Tongkun) PTA shelf life: about 24 months when stored cool, dry, sealed, and away from moisture and sunlight. |
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