Description
Product Description:
Refined Naphthalene is the most important condensed-nuclei aromatics in industry. Its
Molecular Formula is C*0H8, Which is the coal tar's most abundant constituent, and
usually it is produced by recycling from distilling coal tar and coke-oven gas
or by the
secondary purification of industrial naphthalene.
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Physichochemical Property:
The Refined Naphthalene
is white crystal, and sublimation. It has gentle aromatic smell,
water insoluble, dissolving in ethanol, ethyl ether, chloroform, carbon tetrachloride,
benzene and carbon disulfide. **0%
Content pure naphthalene has following properties:
vapor pressure is 0.*3kPa/*2.6, flash point is *0, melting point is *0.2, the boiling point
is **7.9 and the relative density is 1.**5.
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Technical Data
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Item
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Superior Product
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First Class Product
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Qualified Product
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Crystallization Point
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*9.***0.2
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*9.***9.7
|
*9.***9.5
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Naphthalene Content %
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*9.*0%***0%
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*8.*5%**9.*3%
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*8.*5%**8.*8%
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|
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Appearance
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White crystal
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White color with pinkish or yellowish crystal
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Note:1.The test data of nonvolatile materials should comply with exfactory inspection data.
2.The test data of liquid naphthalene should be stipulated by both buyer and saler.
|
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Application:
It is the main raw material of producing *-naphthol, *-naphtol
and other dye intermediate
plasticizer, synthetic resin ,surfactant and so on.
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Package:
The solid naphthalene is packed with woven bag lined with plastic bag, ****0kg/bag.
Dear Friend, if you have any request, plz kindly
feel free to contact with me.
Floria Lee
