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In the precision-driven world of chemical manufacturing, consistency is king. For intermediates like 4-Phenoxyaniline (CAS 139-59-3), adherence to strict quality standards is not just about meeting a specification; it's about guaranteeing predictable results and reliable performance in downstream applications. This focus on the CAS number as a defining identifier, coupled with precise purity and physical characteristics, forms the bedrock of trust between chemical manufacturers and their clients.
What Does CAS 139-59-3 Mean for Quality?
The Chemical Abstracts Service (CAS) registry number, 139-59-3, uniquely identifies 4-Phenoxyaniline. While the CAS number itself doesn't denote quality, it serves as a universal reference point. When sourcing this compound, the critical quality indicators that accompany this CAS number are its purity (typically 99.0% min) and its physical form (white powder). A reliable supplier will consistently provide material that matches these established parameters, ensuring that your production processes remain unaffected by variations in raw material quality.
The Impact of Purity on Downstream Processes
For 4-Phenoxyaniline, its primary use as a dye intermediate means that purity directly influences the vibrancy, shade, and stability of the final dyes. Impurities can lead to:
Therefore, manufacturers who prioritize buying 4-Phenoxyaniline from suppliers that guarantee high purity are investing in the quality and reliability of their own end products.
Choosing a Manufacturer for Consistent Supply
When you need to purchase 4-Phenoxyaniline, selecting a manufacturer with a strong commitment to quality control is essential. Look for suppliers who:
Partnering with established Chinese manufacturers who specialize in producing high-purity chemicals like 4-phenoxyaniline can offer a significant advantage in terms of both quality and cost-effectiveness. They are equipped to handle bulk orders and maintain the stringent quality required by global industries.
In essence, while the CAS number provides a definitive identity, it is the consistent adherence to purity and physical specifications that truly ensures the quality and reliability of 4-Phenoxyaniline in your chemical production. Always request detailed documentation and partner with suppliers who demonstrate an unwavering commitment to quality.
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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.
