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

                    +中文版+   +ENGLISH+

                    PRODUCTS

                    6-Nitro-1,2,4 Diazo Acid (6-Nitro-1-Diazo-2-Naphthol-4-Sulphonic Acid)
                    Synonyms 6-Nitro-1,2,4 Diazo Acid (6-Nitro-1-Diazo-2-Naphthol-4-Sulphonic Acid)
                    Stuctural formular
                    CAS no 5366-84-7
                    Molecular weight 295.3
                    Molecular Formula

                    C10H6N3O6S

                    Descriptions This Nitro derivative is also considered to exist in quinone-diazide form (4-Diazo-3,4-Dhydro-7- Nitro-3-Oxo Naphthalene-l-Sulphonic acid). It is more important component for mettalised & mettallisable dyes than 1,2,4 acid diazo
                    Specification
                    Index
                    1st grade
                    2nd grade
                    3rd grade
                    Appearance
                    Yellow to light brown moist material
                    Purity %min.
                    75
                    73
                    70
                    Content by HPLC %min.
                    90
                    88
                    87
                    Insolubles%max.
                    0.1
                    0.1
                    0.2
                    Free acid (H2SO4) %max.
                    4
                    5
                    6
                    Fe mg/kg max.
                    30
                    30
                    30
                    Packing In HDPE woven sacks with poly liner or in M.S. drums of 40kgs to 170kgs.

                    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

                    sss欧美一区二区,在线不卡日本v二区707,欧美做真爱大野战免费,国产亚洲日韩国网曝,日韩国产一中文字目