PMDA│Performance Amines│MITSUBISHI GAS CHEMICAL CO.,INC

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Description	PYROMELLITIC DIANHYDRIDE Chemical formula: O(OC)₂C₆H₂(CO)₂O

	Molecular weight: 218

Typical Properties	Appearance, visual	White Powder
	Color, APHA
	Boiling Point, ℃
	Melting Point, ℃	287
	Vapor Pressure, 305℃, mmHg	30
	Acid value, mgKOH/g
	Specific gravity, 4℃	1.68
	Odor
	Solubility	16g/100g DMF(20℃)

Sales Specifications	PMA, wt%	0.1-0.5
	Color, absx100	max 25

Applications	polyimide resin

Container Information	Under consideration(Supersack and 18Kgs Pail-can) 20Kgs cans

Precautions for Safe Handling and Use	Extinguishing media Small fire: Carbon dioxide, Large fire: Water spray
	Health safety precautions Avoid contact with eyes, skin and clothing. Avoid breathing vapor. Wash thoroughly the face, the hands after handling.
	Storage conditions Store in cool and dry place.
	For specific safety, handling and toxicity information, please refer to the current Material Safety Data Sheet.

First Aid	If inhaled Remove to fresh air immediately. Call a physician.
	Skin contact Wash skin thoroughly with a plenty of soap and water while removing contaminated clothing and shoed.
	Eye contact Immediately flush eyes with a plenty of water enough. Call a physician.
	If swallwed Induce vomiting if victim is conscious. Call a physician. Never give anything by mouth to an unconscious person.

Chemical Registration Numbers	CAS: 89-32-7 EINECS: 201-898-9

precautions which are necessary or prudent to instruct employees and to develop work practice procedures in order to promote a safe work environment. Further, nothing contained herein shall be taken as an

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