For businesses in the pharmaceutical, nutraceutical, and biochemical sectors, sourcing high-quality DL-Leucine (CAS 328-39-2) is a critical step in product development and manufacturing. As a B2B procurement manager or research scientist, understanding the nuances of DL-Leucine supply is paramount to ensure product efficacy, regulatory compliance, and cost-effectiveness. This guide aims to equip you with the essential knowledge for making informed purchasing decisions.
DL-Leucine, a vital branched-chain amino acid, is characterized by its white crystalline powder appearance and a chemical formula of C6H13NO2. Its typical purity levels often exceed 99.0%, making it a sought-after ingredient for demanding applications. When considering a supplier, prioritize manufacturers who provide detailed Certificates of Analysis (CoA) that clearly outline key specifications such as appearance, assay, residue on ignition, heavy metals, and loss on drying.
Key Considerations for DL-Leucine Procurement:
As a leading DL-Leucine supplier, we understand the importance of reliability and quality. We are committed to providing B2B clients with premium DL-Leucine, backed by robust manufacturing processes and excellent customer support. To explore bulk purchase options, request a quote, or learn more about our product specifications, please contact us. We are dedicated to supporting your business with a consistent and cost-effective supply of this essential amino acid.
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.