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Molecular
formular:C10H8O3NSNa
Structural formular:
Molecular weight:245.23
Name of chemical:Sodium 1-Naphthylamine-4-sulfonate
Synonyms:Sodium Naphthionate
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.
Specifications:
| 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: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.
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