Export Snapshot

Minimum order

1 Unit

HSN Code

84792090

Origin

India

Lead time

On request

Port of dispatch

On request

Packaging

Standard export packaging

Shelf life / storage

As per product specification

Export markets served

Global markets

Ability to customise

As per OEM brief

Values shown are for Best Engineering Technologies.

Company Best Engineering Technologies

Best Engineering Technologies

Essential Oil Plants / Steam Distillation Plants Cashew Nut Process Plant & Equipment Home | Profile | Products | Clientele | Media Gallery | Contact Us | Enquiry

Registered address: Medak, India. Industry: Food & Beverage › Packaging & Processing Plants, Equipment & Services.

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Established

Not shared

Employees

–

GST

36AAGFB8313F1ZO

IEC code

Not shared

Export markets

Global markets

Member since

Mar 2024

Turnover

On request

Incorporation type

On request

MSME CERTIFICATE / UDYAM ISO CERTIFICATE IEC CERTIFICATE ZED CERTIFICATE

Product details

Black bean color extraction focuses on isolating natural pigments, primarily anthocyanins and melanins, responsible for the deep black to dark purple hues in the seed coats. The process begins with selecting mature black beans, which are cleaned and dried if necessary. The seed coats or whole beans are ground into fine powder to enhance pigment release. Extraction is typically performed using acidified aqueous solvents (such as water with a small amount of citric or hydrochloric acid) or ethanol under controlled temperature conditions to stabilize the pigments. Techniques such as ultrasound-assisted extraction (UAE) or maceration can be applied to increase yield and reduce extraction time. The extract is then filtered and concentrated under low heat to preserve color intensity and pigment stability. The resulting natural black dye is suitable for applications in textiles, food coloring, cosmetics, and artisanal crafts. Controlling parameters such as pH, temperature, and exposure to light is crucial to maintain the pigment’s vibrant and stable coloration.

Description provided by Best Engineering Technologies.

Anthocyanins and Melanins for deep black to dark purple hues

Ultrasound-assisted extraction (UAE) and maceration

Acidified aqueous solvents (citric or hydrochloric acid) and ethanol

Low-temperature processing to preserve pigment stability

Natural black dye extract suitable for textiles, food, cosmetics, and crafts

Selection, cleaning, grinding, extraction, filtration, and concentration

Controlled pH, temperature, and light exposure for pigment stability

Reduced extraction time with advanced extraction techniques

1 Unit

Industrial-scale pigment extraction production

Specifications

Plant Capacity

Customizable per client requirements

Raw Material Input

Mature black beans

Extraction Solvent

Acidified water (citric/hydrochloric acid), ethanol

Extraction Techniques

Ultrasound-assisted extraction, Maceration

Processing Temperature

Optimized low temperature to maintain pigment integrity

Output Form

Concentrated natural black pigment extract

Control Parameters

pH, temperature, and light exposure

Power Supply

As per client location standards

Installation

On-site installation and commissioning available

MOQ

1 Unit

Use cases

Category

Industrial Pigment Extraction Equipment

Primary application

Brand

Not specified

Product type

Product

Logistics & handling

Lead time

On request

Packaging

As per buyer requirement

Storage condition

As recommended by supplier

Origin

India

Form

As listed by supplier

Commercials Best Engineering Technologies

Minimum order

1 Unit

Lead time

On request

Payment terms

As per negotiated commercial agreement

Frequently asked by buyers

What extraction methods are utilized in the Black Bean Color Extraction Plant?

The plant uses ultrasound-assisted extraction (UAE) and maceration to enhance pigment yield and reduce extraction time.

Which pigments does the plant primarily extract from black beans?

The plant primarily extracts anthocyanins and melanins, responsible for the deep black to dark purple coloration.

How does the plant maintain pigment stability during extraction?

Pigment stability is maintained by controlling pH, temperature, exposure to light, and using low-temperature concentration methods.

Is the plant suitable for pigment extraction for food and cosmetics applications?

Yes, the natural black dye extract produced is suitable for textiles, food coloring, cosmetics, and artisanal crafts.

What is the minimum order quantity (MOQ) for this extraction plant?

The MOQ is 1 unit, making it accessible for custom production scales.

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