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        Mainly produces a series of intermediate products based on naphthalene and benzene

        +中文版+   +ENGLISH+

        PRODUCTS

        1-Naphthol
        Synonyms 1-naphthol (α-naphthol)
        Domestic patent application number 200410064819.0
        Structural formula
        Molecular weight 144.17
        Molecular Formula

        C10H8O

        Property

        Buff color or iron gray flaky solid. Inflammable, virulent. Has the phenol smell. The color is allowed to be deepened gradually in the storing process. Should evade light and store in d cool and dry place.

        Use This product is the basic raw material or the intermediate for the dyestuff, pharmaceutical, pesticide, spicery and rubber aging inhibitor as well as the color former for the color cinefilm.
        Specification convention

        Index Name

        Top Grade Product(pesticide)

        First Quality(industrial product)

        Appearance

        Light off-white to light yellow tabular crystal( The color is allowed to be deepened when store)

        Purity %≥

        99.5

        96

        Crystallization point℃≥

        94.5

        91.5

        2-naphthol %≤

        0.5

        4.5

        Moisture %≤

        0.1

        ---

        Low boiling pointsubstances %≤

        0.1

        ---

        High boiling point substances %≤

        0.1

        ---

        Non volatile matter %≤

        0.1

        ---

        Specification extra grade Specification

        Index Name

        Extra Top Grade Product (pharmaceutical)

        Extra Pure Grade Product(pharmaceutical)

        Appearance

        Light off-white to light yellow tabular crystal( The color is allowed to be deepened when store)

        Solution state to the alkali

        pure clear transparent

        Purity %≥

        99.9

        99.9

        99.9

        99.9

        99.9

        99.9

        99.9

        Crystallization point℃≥

        94.5

        94.5

        94.5

        94.5

        94.5

        94.5

        94.5

        2-naphthol≤(mg/kg)

        1000

        500

        300

        200

        100

        50

        30

        Moisture %≤

        0.1

        0.1

        0.1

        0.1

        0.1

        0.1

        0.1

        Low boiling point substances %≤

        0.1

        0.1

        0.1

        0.1

        0.1

        0.1

        0.1

        High boiling point substances %≤

        0.1

        0.1

        0.1

        0.1

        0.1

        0.1

        0.1

        Non volatile matter %≤

        0.1

        0.1

        0.1

        0.1

        0.1

        0.1

        0.1

        Packing net weight 50kg, woven bag inner lining plastic film.

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        Add:Room 401-418, Building 18, Changjiang Plastics Chemical Market, 600 Tongjiang Middle Road, Xinbei District, Changzhou City
        E-mail:xinyan_gu@changyuchem.com

        International Trade:
        Tel: +86-519-85481997/81187592/85761005
        Fax: +86-519-85484533/85761018

        Domestic Trade:
        Tel: +86-519-85481743/85772200/85761002
        Fax: +86-519-85481030/85761058

        Copyright(C)2019, Changzhou Chungang Chemical Co., Ltd. All Rights Reserved. Supported by ChinaChemNet ChemNet Toocle Copyright Notice 備案字號:蘇ICP備11031745號

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