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Terephthalic Acid

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  Post Date: Jan 28,2025
  Expiry Date: Jul 27,2025
  Detailed Description: Cas No. :100-21-0 Specification:
Specifications
Unit Quantity
Acidity Mg of KOH/gm 675 ± 2
Moisture wt % 0.2 max
Ashes ppm 7 max
4 Carboxybenzaldehyde ppm 20 max
Color APHA (in N-N-Dimethyl From Amide Solution), HU 10 max
Iron ppm 0.5 max
Para Toluic Acid ppm 120 max
Total metals Fe, Mn, Co, Cr, Ni, Mo, Ti ppm 2 max
Δ Y 10 max
b-Color 1.5 max




  CAS Registry Number:

100-21-0
  Synonyms: ;Benzene-1,4-dicarboxylic acid;P-Phthelic Acid;p-Phthalic acid;1,4-dicarboxybenzene;1,4-phthalicacid;Acide terephtalique;acideterephtalique;acideterephtalique(french);Benzene-p-dicarboxylic acid;Kyselina tereftalova;Kyselina terftalova;(1aR,1bS,4aR,7aS,7bS,8R,9R,9aS)-4a,7b,9,9a-tetrahydroxy-3-(hydroxymethyl)-1,1,6,8-tetramethyl-1,1a,1b,4,4a,7a,7b,8,9,9a-decahydro-5H-cyclopropa[3,4]benzo[1,2-e]azulen-5-one;PTA;
  Molecular Formula: C8H6O4
  Molecular Weight: 166.13324
  Molecular Structure: 100-21-0 Terephthalic acid
  Hazard Symbols:  Xi:;
  Risk Codes: 36/37/38:;
  Safety Description: S24/25:Avoid contact with skin and eyes.;

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