Product Name:Terephthalic acid
General Information:
FORMULA:C8H6O4
FORMULA WEIGHT:166.13
CAS NUMBER:100-21-0
MDL NUMBER:MFCD00002558
LONG TERM STORAGE: Room Temperature
Test
|
Specification
|
Result
|
Appearance (Color)
|
White to Off-White
|
White
|
Appearance (Form)
|
Powder
|
Powder
|
Proton NMR Spectrum
|
Conforms to Structure
|
Conforms
|
Purity(HPLC)
|
≥98.0%
|
99.11%
|
Uncertainty
|
--------
|
+/- 0.5 %
|
Water by Karl Fischer
|
≤0.5%
|
0.16%
|
Recoimnended Retest Period
|
--------
|
5 Years
|
Note:It guarantees the purity of this chemical standard +/- 0.5 % deviation prior to the expiration date shown on the label. This guarantee is exclusive of any contamination caused by the customer.
注:以上信息仅供参考,以产品附带证书为准。