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Sudan I

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Sudan I Specification

Ph Level
Neutral (approximately pH 7 in suspension)

Purity
98% or as specified

Molecular Formula
C16H12N2O

Melting Point
120-124C

Storage
Store in tightly closed container, cool, dry, well-ventilated place

Boiling point
Not applicable (decomposes) or >200C (approximate)

Form
Solid

HS Code
3204.12

Shape
Powder or crystalline

Molecular Weight
248.28 g/mol

Density
1.345 Gram per cubic centimeter(g/cm3)

Structural Formula
C6H5N=NC10H6OH (1-phenylazo-2-naphthol)

Other Names
Solvent Yellow 14; C.I. 12055

Poisonous
Yes

Smell
Odorless or faint aromatic

Solubility
Soluble in oils, fats, and organic solvents; insoluble in water

Classification
Azo compound

Chemical Name
Sudan I

CAS No
842-07-9

EINECS No
202-427-5

Grade
Industrial Grade

Standard
GB standard/industrial specification

Type
Azo dye

Usage
Dyeing, laboratory staining, colorant in various processes

Main Material
Sudan I (1-Phenylazo-2-naphthol)

Application
Industrial dye; staining of biological samples; coloring oils, waxes, and plastics

Heavy Metals
<10 ppm

Environmental Impact
Should not be released untreated into the environment

Manufacturing Method
Diazotization of aniline followed by coupling with 2-naphthol

Packaging
Usually packed in fiber drums with inner plastic bag, net weight 25 kg

Disposal
Dispose as hazardous waste following local regulations

Color Index
C.I. 12055

Appearance
Reddish orange powder or crystals

Shelf Life
24 months in sealed packaging

Hazard Class
UN 3077, Class 9 (Environmental Hazardous Substance)

Stability
Stable under recommended storage conditions

Regulatory Status
Banned for use in foodstuffs and cosmetics in many jurisdictions

Light Fastness
Moderate

Flash Point
>150°C

Sudan I Trade Information

Main Export Market(s)
Middle East, South America, Africa

About Sudan I

Sudan I is a top-rated, first-string industrial dye recognized for its brilliant, radiant reddish-orange appearance. Provided in a fresh and new crystalline or powder form, it demonstrates stable integrity under proper storage, supporting a shelf life of 24 months in sealed packaging. Manufactured through the diazotization of aniline and subsequent coupling with 2-naphthol, Sudan I is ideal for dyeing, laboratory staining, and as a colorant in various industrial processes. Supplied in robust fiber drums with inner liners (25 kg net), it meets industry standards while ensuring safe handling as a Class 9 hazardous substance. Noted for its moderate light fastness, high purity, and excellent solubility in organic solvents, Sudan I is the trusted choice for dealers, exporters, and manufacturers across India and globally.

Application Areas and Features of Sudan I

Sudan I stands out in diverse industrial applications, particularly for coloring oils, waxes, plastics, and as a laboratory staining agent. Its radiant hue and brilliant coverage make it ideal for high-precision requirements. This azo dye is valued for its robust performance, stable nature, and the ability to withstand neutral pH conditions. Machine compatibility is ensured through its uniform powder or crystalline form. Its principal areas of application are in research institutions, manufacturing plants, and chemical processing units.

Certification, Sample Policy, and Supply Capabilities

Sudan I is manufactured and packaged in accordance with GB standard and industrial specifications, assuring high valuation in compliance and safety. Sample policies ensure prospective clients can assess product integrity before large-scale orders. Supply ability is robust with secure transportation and stringent order completion protocols. Excellent batch tracking further supports streamlined logistics, guaranteeing that export and domestic distribution meet expectations, while strict adherence to hazardous materials regulations is maintained from initial order to delivery.

FAQ's of Sudan I:

Q: How should Sudan I be stored for maximum stability?

A: Sudan I should be stored in a tightly sealed container in a cool, dry, and well-ventilated area to maintain its stable and radiant properties throughout its 24-month shelf life.

Q: What process is used to manufacture Sudan I?

A: The manufacturing of Sudan I involves diazotization of aniline followed by coupling with 2-naphthol, resulting in its first-string reddish-orange dye properties.

Q: Where is Sudan I most commonly applied?

A: Sudan I is primarily used in industrial dyeing, laboratory staining, and coloring oils, waxes, plastics, and other suitable substrates that require brilliant coloration.

Q: When should Sudan I be classified as hazardous waste?

A: Sudan I should be considered hazardous waste if no longer needed or if it becomes contaminated, and disposal must follow local environmental regulations due to its classification as a hazardous, potentially carcinogenic substance.

Q: What are the benefits of using Sudan I in laboratory staining?

A: Sudan I offers high purity (98%), uniform particle size, and brilliant coloration, making it a reliable choice for precise laboratory staining and industrial colorant needs.

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