4-Diazodiphenylamine sulfate, DIAZO S
Alias: 4-Aminodiphenylamine diazonium sulfate;P-(Phenylamino)benzenediazonium Sulfate; Variamine Blue RT Salt; Azoic Diazo Component 22
CAS No.: 4477-28-5

EINECS No.: 224-756-8
Chemical name: Variamine blue rt salt (C.I. 37240)
Molecular weight: 293
Molecular formula: C12H11N3O4S

Appearance: Light yellow powder

Specifications:

Moisture: ≤0.5%

Assay: ≤95%(min)

Melting point: 168-170°C(dec)

Mainly used for Diazonium salt blueprint paper,Cotton fabric dyeing and printing, Color matching using. Is an important fine chemical intermediates used in the manufacture of antiager and dye. Also used in viscose fiber cotton dyeing and printing. used in photosensitive emulsion

Packing: 50kg/drum(500X770mm）, 10kg/drum (380X480mm).
Storage:
1.Should not be directly exposed to the sun and filament lamp.
2. Avoid high temperature, damp, away from fire source.
3.Storage period is one year since the production date, should be stored at the temperature below 20℃.