|
NAME
|
Purified Terephthalic Acid (PTA) | ||
|
CHEMICAL FORMULA
|
C8H6O4
|
||
|
PRODUCTION DATE
|
Oct 26, 2010
|
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|
ANALYSIS RESULT
|
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|
ITEM
|
STANDARD
|
RESULT
|
|
|
PURITY
|
99%Min
|
99.2%
|
|
|
Acidity (mg KOH/g)
|
675 ± 2
|
676
|
|
|
Moisture (wt %)
|
0.2%Max
|
0.1%
|
|
|
4 Carboxybenzaldehyde (ppm)
|
20Max
|
15
|
|
|
Iron (ppm)
|
0.5%Max
|
0.3%
|
|
|
Para Toluic Acid (ppm)
|
120Max
|
110
|
|
|
Total metals Fe, Mn, Co, Cr, Ni,
Mo, Ti (ppm)
|
2Max
|
1.6
|
|
|
Δ Y
|
10Max
|
8
|
|
|
b-Color
|
1.5Max
|
1.2
|
|
|
Appearance
|
White Powder
|
White Powder
|
|
