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In the demanding field of forensic science, the ability to recover and visualize latent fingerprints is critical for criminal investigations. Among the various chemical treatments employed, Solvent Black 3 (CAS 4197-25-5) has emerged as a valuable tool, particularly for its effectiveness in developing prints on non-porous surfaces. For forensic professionals, understanding the utility and sourcing of this dye is essential.
Solvent Black 3 is an azo dye, typically supplied as a black powder. Its chemical structure allows it to interact with and stain the fatty components present in sebaceous sweat residues, which are the primary constituents of latent fingerprints. When applied, it reacts with these lipids, producing a clear, visible blue-black coloration that enhances the visibility of fingerprint ridges. This makes it an excellent choice for enhancing prints on surfaces where other methods might be less effective.
The application of Solvent Black 3 in fingerprint development is particularly advantageous on surfaces such as plastics, glass, and polished metals. Its formulation as a solvent-based dye ensures good penetration and adherence to the fingerprint residues. This reliable performance is why many forensic labs seek to buy Solvent Black 3 from trusted manufacturers. The dye’s ability to render distinct and durable prints aids significantly in the subsequent analysis and comparison stages of an investigation.
For forensic practitioners, the quality and consistency of the Solvent Black 3 used are paramount. Impurities or variations in the dye can lead to poor print quality or false positives. Therefore, it is crucial to source this chemical from a reputable manufacturer that adheres to strict quality control measures. NINGBO INNO PHARMCHEM CO.,LTD., a prominent chemical supplier based in China, offers high-purity Solvent Black 3, ensuring that forensic laboratories receive a product that meets their rigorous standards.
Our commitment as a Solvent Black 3 manufacturer extends to providing excellent value, including competitive pricing and a stable supply chain. We understand the urgent needs of forensic investigations and strive to ensure timely delivery of this essential forensic reagent. If your laboratory requires effective fingerprint enhancement solutions, consider purchasing Solvent Black 3 from NINGBO INNO PHARMCHEM CO.,LTD. for reliable results and exceptional service.
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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.
