Sodium 4-amino-1-naphthalenesulfonate
Synonyms: SODIUM NAPHTHIONATE;SODIUM NAPTHIONATE;SODIUM 1-NAPHTHYLAMINE-4-SULFONATE;SODIUM 4-AMINO-1-NAPHTHALENESULFONATE;
CAS No.: 130-13-2 EINECS: 204-975-5
Molecular Formula: C10H8NNaO3S
Molecular Weight: 245.23
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
PHYSICAL AND CHEMICAL PROPERTIES:
Physical State(20 °C):
Form: Liquid
Appearance: Clear
Color: Colorless～Brown
Applications: 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.
Packing , Storage & Transportation:
Hazards Class: Does not correspond to the classification standard of the United Nations
Specific precautionary: When transporting the product,confirm that there is no leakage from the vessel.
Transport measures and conditions: Load with care lest it should collapse,tumble,fall,or be damaged.
Storage conditions: Seal the container air-tight and store it in a cool dark place.
Packaging material: In plastic woven bag of 50kgs nett or 25kgs nett each with plastic lining
