Irritant
May cause skin and eye irritation. Avoid breathing dust and ensure adequate ventilation during handling.
Eyes: Flush with water for 15 minutes and seek medical attention.
Skin: Wash thoroughly with soap and water.
Trans-4,4'-Diaminostilbene-2,2'-Disulfonic Acid, commonly referred to as DASDA, is a vital chemical intermediate in the global dye and pigment industry. It serves as the foundational structure for various stilbene-based fluorescent whitening agents (FWAs) that are widely utilized to enhance the visual appeal of consumer goods.
In the Indian market, DASDA is highly sought after by textile processing units and paper manufacturers. As India continues to expand its textile export capacity, the demand for high-quality optical brighteners derived from DASDA has seen consistent growth, particularly in the manufacturing of premium-grade fabrics and high-brightness paper stocks.
When procuring DASDA in India, buyers should prioritize suppliers who provide consistent HPLC purity levels and low moisture content. It is recommended to verify the manufacturer's batch consistency and ensure that the product is free from heavy metal contaminants, which can interfere with the performance of downstream optical brightening agents.
Dasda pricing in India depends on grade, order quantity, and delivery location, and it moves with market conditions — so a single fixed price is rarely accurate for a specific requirement.
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Dasda prices in India vary by grade, order quantity and delivery location, and move with market conditions. To get the current price for your requirement, submit an enquiry on Chemical Dekho and receive verified quotes from suppliers and manufacturers within 24 hours.
It is primarily used as a precursor for synthesizing fluorescent whitening agents for textiles and paper.
It has limited solubility in pure water but becomes more soluble in alkaline solutions.
For most textile applications, a purity of 98% or higher is considered standard.
Store in a cool, dry, and well-ventilated area, away from direct sunlight and incompatible chemicals.
Yes, manufacturers and users must comply with CPCB guidelines regarding chemical handling and effluent treatment.
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