Pyromellitic Dianhydride (PMDA) CAS NO.89-32-7

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Min.Order: 1 Metric Ton
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1,2,4,5-Benzenetetracarboxylic anhydride
Pyromellitic Dianhydride (PMDA)
manufacturer of PMDA

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ProName: Pyromellitic Dianhydride (PMDA)
CasNo: 89-32-7
Molecular Formula: C10H2O6
Appearance: white or light yellow crystal granule
Application: pharma intermediate
DeliveryTime: 10days
PackAge: 25KG/bag
Port: Shanghai
ProductionCapacity: 200 Metric Ton/Month
Purity: 99%
Storage: Stored in shaded, cool and dry places
Transportation: Handle with cares to avoid damaging th...
LimitNum: 1 Metric Ton
Moisture Content: 0.5% Max
Impurity: 0.5% Max

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ProName: 1,2,4,5-Benzenetetracarboxylic anhydri...
CasNo: 89-32-7
Molecular Formula: C10H2O6
Appearance: white crystalline powder
Application: manufacturing polyimide film,High-perf...
DeliveryTime: in stock
PackAge: 10kg,20kg,25kg
Port: Global
ProductionCapacity: 100 Metric Ton/Month
Purity: 99.5%
Storage: Dry
Transportation: General
LimitNum: 1 Kilogram
Grade: Industrial Grade

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Pyromellitic Dianhydride (PMDA)

Molecualr formula: C₁₀H₂O₆

Structural formula :

CAS: 89-32-7

4.1 Quality index:

Item	Value
Appearance	white or light yellow crystal granule
M.P. oC≥	286
Purity %≥	99
Neutralization equivalent	54.5±0.2
Grain size≤	1mm(80% bigger than 0.08mm)

4.2 Usage:

4.2.1 Used as material for polyamide, polyimide film, polyimide resin, high
temperature-resistant electrical insulating enamel as well as high
temperature-resistant coatings;
4.2.2 Utilized as the curing agent of epoxy resin, the stabilizer of bakelite
and the auxiliary agent of powder coating.

4.3 Cautions:

4.3.1 Used in well airy place;
4.3.2 Handled with safety supplies such as rubber gloves, goggles and
respirator;
4.3.3 Kept away from sources of ignition, water and moisture.

4.4 Packing & Storage & Transportation:

4.4.1 Net weight 20kg in aluminum foil bags filled with nitrogen gas, and
then wrapped with paper bags; or
4.4.2 Net weight 120kg in aluminum foil bags filled with nitrogen gas, and
then wrapped in cardboard drum; or according to customers’
requirements.
4.4.3 Stored in dry and airy places;
4.4.4 Loaded and unloaded gently to avoid damaging the package;
4.4.5 Stored and transported by laws and regulations about hazardous
chemicals.

Pyromellitic Dianhydride (PMDA) CAS NO.89-32-7

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