white needle crystal pigment intermediates 3-nitrophthalic anhydride 641-70-3 supplier

The alias of 3- nitrophthalic anhydride is 3- nitrobenzene anhydride. 3- nitrophthalic anhydride. The appearance is white acicular crystallization. His content is 99%. Soluble in acetone, hot ethanol and hot acetic acid, soluble in benzene, insoluble in water. This product is used for the determination of organic synthesis and alcohol, organic synthesis and pigment intermediates. Generally stored in a sealed container and placed in a cool, dry place. Stored areas must be kept away from oxidants. Avoid moisture and moisture.




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