Import Direct Red 31 — Buy in Bulk from Supplier in India

Direct Red 31 from Aryan Dyes & Pigments is a disodium salt azo dye with CAS 5001-72-9, used primarily in leather, paper, and textile applications. The product is supplied as a fine red powder with no clumping, consistent with industrial-grade standards. The listing confirms its use in wood coloring and fiber dyeing, indicating broad applicability across non-cotton substrates.

This dye is chemically identical to C.I. 29100 and functions as a direct dye on cellulosic materials. It has moderate wet fastness and is typically applied at 0.5% to 2.0% on weight of substrate. The powder form allows precise dosing, and the manufacturer claims safe packaging but does not specify moisture or particle size limits. Standard industry norms suggest moisture below 2% and particle size under 50 microns for uniform dispersion.

Buyers in the leather finishing and paper coloring industries use this dye for vibrant red tones. The minimum order quantity is 25kg, packaged in sealed bags suitable for export. The dye is shipped from Surat, Gujarat, with no stated Incoterms or lead time. Buyers must confirm compatibility with their dye bath chemistry and request batch-specific test data for color reproducibility.

Aryan Dyes & Pigments is based in Surat, Gujarat, with a registered business address in New Adajan. The supplier is categorized as harbor-tier, confirming legal registration and physical location. No details are provided on years in business, workforce size, production capacity, or client references. Response metrics are not available on the platform.

The company lists Direct Red 31 as one of its core products, alongside other dyes for leather and paper. There is no mention of laboratory testing, quality certifications, or in-house R&D. Packaging is described as safe but unspecified in material or sealing method. Buyers must independently verify compliance with international dye regulations before procurement.