Acid Red 27 CAS 915-67-3 Amaranth Red for Food Coloring

Acid dyes are a type of dyes that contain acidic groups in their molecular structure, also known as anionic dyes. Their main structures are azo and anthraquinone.
Acid dyes are used for dyeing in acidic, weakly acidic or neutral media, and can form ionic bonds with the amino groups in protein fiber molecules. They have a complete color spectrum and vivid colors, and are mainly used for dyeing wool, silk, nylon and acrylic fibers. They generally have no coloring power on cellulose fibers. In addition, they are also used for coloring leather, paper, ink and other materials.
 

1. It can be used for dyeing wool, silk and nylon, with excellent uniformity.
2. It is used for coloring leather, paper, soap, wood products, biological products, medicine, cosmetics, and also as a food coloring agent.

Shandong Guozhao Import and Export Co., Ltd. is a fine chemical enterprise specializing in the production of organic pigments and dye series products. It mainly produces high-performance organic pigment series, fluorescent whitening agent series, dye intermediates, and organic amine catalysts. The product has high technological content, advanced production equipment, strong technical strength, complete testing methods, and has established long-term cooperative relationships with some well-known domestic colleges and research institutes. The products are sold domestically and exported to countries and regions such as Europe, America, and Southeast Asia.
The company adheres to the business philosophy of "down-to-earth technology promotes enterprise development" and provides users with comprehensive services. For more than 20 years, the company has always adhered to the principle of "quality as the foundation and integrity as the foundation", and has been forging ahead and constantly making breakthroughs in the turbulent market competition.

Q1: What types of pigments and dyes are sold on the platform?
A: The platform covers a full range of pigments and dyes, including organic pigments, inorganic pigments, disperse dyes, reactive dyes, acid dyes, and direct dyes.  It also provides supporting products such as auxiliaries and diluents, covering application needs in various industries such as textiles, printing, coatings, and plastics.
Q2: Are the product colors and color numbers customizable?
A: Standard color numbers are available in stock. We support personalized color matching based on customer samples, Pantone color numbers, or industry-specific custom color numbers. For customized products, please confirm the minimum order quantity, delivery time, and customization plan with platform customer service.
Q3: How can I confirm the product quality standards?
A: All products comply with national chemical industry standards (such as HG/T 2457-1993). Product details pages will display factory inspection reports and third-party testing certificates. You can also request to view specific batch quality testing data from customer service.
Q4: Are samples available?
 A:The platform supports providing small-sized samples free of charge (excluding some special customized products). Sample shipping costs are borne by the buyer. After placing a bulk order, you can apply for a deduction of the corresponding amount based on the shipping receipt.
Q5: What is the minimum order quantity for the products?
A: Regular in-stock products support small batch orders (1kg/5kg/20kg, depending on the product category). For customized products and bulk chemical dyes, please confirm the minimum order quantity with customer service.  Quantity discounts are available for large orders.