Pyromellitic Acid CAS 89-05-4 1.2.4.5-Benzenetetracarboxylic Acid

China Pyromellitic Acid CAS 89-05-4 1.2.4.5-Benzenetetracarboxylic Acid, Find details about China Pma CAS 89-05-4, 1.2.4.5-Benzenetetracarboxylic Acid from Pyromellitic Acid CAS 89-05-4 1.2.4.5-Benzenetetracarboxylic Acid

Colour
White
Molecular Weight
254.16
Sample
Free
Melting Point
284ºC
Trademark
AQ
Transport Package
25kg Paper Bag
Specification
99.2%
Origin
China
HS Code
29173990
Colour
White
Molecular Weight
254.16
Sample
Free
Melting Point
284ºC
Trademark
AQ
Transport Package
25kg Paper Bag
Specification
99.2%
Origin
China
HS Code
29173990

pyromellitic acid for  synthesis of polyimide and TOPM,Manufacture,Best  Price/ZIBO ANQUAN CHEMICAL CO.,LTD
ItemTop Grade
Content (w, %)≥99.0
CAS NO89-05-4
Appearancewhite powder
Melting Point (ºC)282-284
Neutralization Equivalent63.3±0.2
Specific Gravity1.790
Molecular FormulaC10H6O8

Pyromellitic Acid CAS 89-05-4 1.2.4.5-Benzenetetracarboxylic Acid
Pyromellitic Acid CAS 89-05-4 1.2.4.5-Benzenetetracarboxylic Acid
Pyromellitic Acid CAS 89-05-4 1.2.4.5-Benzenetetracarboxylic Acid
Pyromellitic Acid CAS 89-05-4 1.2.4.5-Benzenetetracarboxylic Acid
Pyromellitic Acid CAS 89-05-4 1.2.4.5-Benzenetetracarboxylic Acid
Pyromellitic Acid CAS 89-05-4 1.2.4.5-Benzenetetracarboxylic Acid