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The quest for the perfect, enduring red has captivated textile artists for millennia. Among natural dyes, Madder Extract (derived from the roots of Rubia tinctorum) stands as a titan, particularly for its ability to produce the legendary 'Turkish Red'. This deep, rich crimson hue is not merely a color; it’s a testament to centuries of artisanal knowledge and meticulous process. At NINGBO INNO PHARMCHEM CO.,LTD., we are dedicated to preserving and sharing this heritage, offering insights into how you can achieve these remarkable results.
The journey to Turkish Red begins with understanding the components of Madder Extract. The primary colorants are alizarin and purpurin. While purpurin contributes to orange and brown shades, alizarin is the key to the brilliant reds. To isolate and enhance alizarin's vibrancy, careful mordanting is essential. For protein fibers like wool and silk, a 12-15% weight of fiber (WOF) alum mordant is typically recommended. For cellulose fibers such as cotton or linen, a preliminary tannin treatment, followed by alum or aluminum acetate, is crucial for good color uptake and fastness. This preparation ensures the fibers are receptive to the dye, laying the foundation for deep, saturated color.
Preparing the dye bath is another critical step. The goal is to create an environment that favors alizarin over other pigments. A slightly acidic pH, often achieved with a small amount of white vinegar, helps in the extraction process. The dye bath temperature is equally important; maintaining a consistent temperature, typically around 160-180°F (71-82°C), is vital. Too low, and the extraction might be incomplete; too high, and the color can shift towards browns. NINGBO INNO PHARMCHEM CO.,LTD. advises meticulous temperature monitoring to ensure the characteristic vibrant red emerges.
The historical 'Turkish Red' process often involved multiple steps and specific additions, such as calcium carbonate (chalk) to aid in achieving deeper reds, particularly in softer water. By carefully controlling these variables—fiber preparation, dye bath acidity, temperature, and water chemistry—one can unlock the full potential of Madder Extract. The benefits of dyeing with Madder Extract extend beyond its historical allure; the resulting colors possess excellent lightfastness and washfastness, making them highly desirable for durable textiles. For manufacturers and artisans seeking to buy Madder Extract, NINGBO INNO PHARMCHEM CO.,LTD. offers a premium product that consistently delivers exceptional results, allowing you to replicate these historic and beautiful shades.
Manufacturing Facilities
Professional Export Experience
to Global Customers
1. 20 years of R&D, manufacturing and sales experience, serving customers in 60 countries and regions around the world;
2. Own R&D laboratory, pilot platform and large-scale production workshop, which can meet the audit requirements of global customers;
3. We can satisfy customers' perfect transition from small scale lab requirements (gram level) to commercialization requirements (hundred tons level).
A: We don't have Minimum Order Quantity, exact quantity should be provided before quotation for us to calculate the exact cost.
A: We don't provide free samples due to lots of request and expensive international courier's cost, we can deduct the sample charge after commercial order placed.
A: Our payment terms: Small or sample order: T/T IN ADVANCE. Commercial order: First order should be by T/T IN ADVANCE or L/C at sight, and following orders T/T 30~90days is acceptable subject to approval of credit application.
