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Pyromellitic Dianhydride 99.5% white or off-white Yurui CHEM

Name: Pyromellitic Dianhydride 99.5% white or off-white Yurui CHEM
Brand: Yurui CHEM
SKU: pr2104211007
Price: 12 USD
Availability: InStock

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CAS No.:

89-32-7

Grade:

Industrial Grade

Content:

99.5%

Port:

Shanghai

Brand:

Yurui CHEM

Packaging:

25kg/barrel

Price valid (until):

2021-05-21

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Yurui Chemical

Company Type:

Distributor

Location:

China

Qualification:

Main Products:

platinum catalyst,Fluorene Compounds,10,Anthracene compounds,ruthenium catalyst,palladium catalyst

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Product Description
Seller Information
Inquiry History

Description

『CERTIFICATE OF ANALYSIS』

Name	PMDA
Batch No.	HSC201905092
Sample ID No.	1900356
Quantity	1200kg
Sample Date/Time	May 13, 2019/15:30
Inspection Date	May 13, 2019
Test Standard	Enterprise Standard

Items	Results	Index
Appearance	Crystal, no visible impurities	Crystal, no visible impurities
Color	White	White or off-white
Purity ( Wt%)	99.88	99.5min
TMA ( Wt%)	0.08	0.2max
EMA ( Wt%)	0.04	Provide data
Melting Point (℃)	287.1	286.0-287.5
Free Acid ( Wt%)	0.07	0.5max
Oil Insoluble Matter (ppm)		15max
Color Absorbance		25.0max
Residual Acetone (ppm)	854	5.0max
Halide Ion (ppm)		5.0max
Screening (Wt%) ＞500µm	4.7	Provide data
＞400µm	15.8	Provide data
＞300µm	24.3	Provide data
＞200µm	27.7	Provide data
＞150µm	15.3	Provide data
＞80µm	99.1	95.0min
Metal Ion (ppm) Ni,Co,Mn,Sn,Zn,Al,Si		1.0max
Cr,K,Na,Cu,Fe,Ca		2.0max
Total Matels		20.0max
Conclusion	Up to standard

Basic Info

Product Name:

Pyromellitic dianhydride

Other Name:

1H,3H-Benzo[1,2-c:4,5-c′]difuran-1,3,5,7-tetrone;1,2,4,5-Benzenetetracarboxylic 1,2:4,5-dianhydride;Pyromellitic 1,2:4,5-dianhydride;Pyromellitic dianhydride;Pyromellitic anhydride;Pyromellitic acid dianhydride;1,2:4,5-Benzenetetracarboxylic dianhydride;Pyromellitic acid anhydride;1,2,4,5-Benzenetetracarboxylic acid dianhydride;PMDA;1,2,4,5-Benzenetetracarboxylic acid 1,2:4,5-dianhydride;NSC 4798;PMDA-M;SY 4;Benzene-1,2,4,5-tetracarboxylic dianhydride;1H,3H-Benzol[1,2-c:4,5-c′]difuran-1,3,5,7-tetrone;Benzo[1,2-c:4,5-c′]difuran-1,3,5,7-tetraone;7623-29-2;159104-96-8

CAS No.:

89-32-7

Molecular Formula:

C10H2O6

InChIKeys:

InChIKey=ANSXAPJVJOKRDJ-UHFFFAOYSA-N

Molecular Weight:

218.12

Exact Mass:

218.12

BRN:

213583

EC Number:

201-898-9

UNII:

2Z22T30QZQ

ICSC Number:

1375

NSC Number:

4798

DSSTox ID:

DTXSID1026536

Color/Form:

White powder

HScode:

29173980

Categories:

Precious Metal Catalysts

Characteristics

PSA:

86.7

XLogP3:

2.14 /Estimated/

Appearance:

White to pale yellow Fine Powder

Density:

1.68 g/cm³

Melting Point:

286 °C

Boiling Point:

397-400 °C

Flash Point:

380 °C

Refractive Index:

1.708

Water Solubility:

Decomposes in water;soluble in dimethyl sulfoxide, acetone, chloroform, ethyl ether, n-hexane and benzene.

Storage Conditions:

Dry. Well closed.

Vapor Pressure:

4.8X10-6 mm Hg @ 25 deg C /Estimated/

Toxicity:

Oral-Rat LD50: 2250 mg/kg; Oral-Mouse LD50:2400 mg/kg

Flammability characteristics:

Combustible in case of open fire; toxic gas is released from high heat

Henrys Law Constant:

Henry's Law constant = 7.5X10-9 atm-cu m/mole @ 25 °C /Estimated/

Experimental Properties:

Hydroxyl radical reaction rate constant = 2.9X10-13 cu cm/molecule-sec @ 25 °C /Estimated/

See More Pyromellitic dianhydride Properties 

Hazard Identification

Classification of the substance or mixture

Serious eye damage, Category 1

Skin sensitization, Category 1

Respiratory sensitization, Category 1

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)
Signal word	Danger
Hazard statement(s)	H318 Causes serious eye damage H317 May cause an allergic skin reaction H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled
Prevention	P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/... P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P272 Contaminated work clothing should not be allowed out of the workplace. P284 [In case of inadequate ventilation] wear respiratory protection.
Response	P305+P354+P338 IF IN EYES: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P317 Get medical help. P302+P352 IF ON SKIN: Wash with plenty of water/... P333+P317 If skin irritation or rash occurs: Get medical help. P321 Specific treatment (see ... on this label). P362+P364 Take off contaminated clothing and wash it before reuse. P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing. P342+P316 If experiencing respiratory symptoms: Get emergency medical help immediately.
Storage	none
Disposal	P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.

Other hazards which do not result in classification

no data available

Handling and Storage

Precautions for safe handling

NO open flames. Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

Conditions for safe storage, including any incompatibilities

Dry. Well closed.Dry. Well closed.

See More Pyromellitic dianhydride Safety Data Sheet 

Seller Information

Business Type:
Distributor

Main Products:
platinum catalyst,Fluorene Compounds,10,Anthracene compounds,ruthenium catalyst,palladium catalyst

Location:
Floor 5, Building H2, No.3188 Xiupu Rd, Pudong, Shanghai, China

Payment Terms:
TT against copy of documents,D/P

Average lead Time:
10

Total Annual Revenue:
$10 million-$25 million

Total Employees:
101-200

Year of Establishment:
2009

Certifications:
CE

Yurui Chemical is a leading Distributor supplier of Pyromellitic dianhydride based in Districts, Shanghai, China. With a commitment to quality and customer satisfaction, Yurui Chemical has become a trusted name in the industry. Our product line includes a range of high-quality Pyromellitic dianhydride, which are available at competitive prices. Yurui Chemical has established itself as a reliable supplier of chemical products on the echemi.com.

Inquiry History

1 Inquiries

Country	Product	Purchase Quantity	Date Posted
India	Pyromellitic Dianhydride	100 MT	Apr 23, 2025

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Pyromellitic Dianhydride 99.5% white or off-white Yurui CHEM

Product Description

Seller Information