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

                            +中文版+   +ENGLISH+

                            PRODUCTS

                            4-Amino-1-naphthalenesulfonic acid
                            Synonyms Sodium Naphthionate
                            Structural formula
                            Molecular weight 245.23
                            Molecular Formula

                            C10H8O3NSNa

                            Descriptions

                            1-Amino-4-naphthalene sulfonic acid sodium salt is a greyish-white crystal.The sodium salt of industrial products contains two or four crystal water. It changes slowly into a rose colour in air.It is easily soluble in water and soluble in 95% of alcohol.Its chief use is employed in organic pigments or the sythesis of intermediates of azo-dyes.

                            Specification
                            Index
                            High grade
                            1st grade
                            Appearance
                            Grayish white crystal
                            Purity %min.
                            75
                            74
                            1-Naphthylamine%max.
                            0.02
                            0.02
                            Water insolubles %max.
                            0.1
                            0.2
                            Packing extra grade Specification In plastic woven bag of 50kgs nett or 25kgs nett each with plastic lining
                            Notes Put in dark,cold and air through place to prevent sun light.

                            HOME  |   ABOUT US  |   PRODUCTS  |   NEWS  |   FACTORY  |   CONTACT  |   中文版

                            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

                            久播影院中文无码|视频区国产图片区小说区-狠狠在怕线香蕉-在线资源最新版-大香伊蕉在人线观看811|国产亚洲综合网曝门系列