Import Dl-Methionine — Buy in wholesale FOB from Supplier in China

DL-Methionine offered by Dinayen Enterprise Management is a synthetically produced essential amino acid, identified by CAS No. 59‑51‑8. The product appears as a white crystalline powder and conforms to a specified assay range of 98.5 % to 101.5 % on a dry‑matter basis. Additional quality parameters include a clear, colourless solution with a transmittance of at least 98.0 % and a pH between 5.4 and 6.1 when dissolved at 1 g per 100 ml. The supplier lists the material for both feed and pharmaceutical applications.

In the amino‑acid market, DL‑Methionine is regulated to limit heavy‑metal residues; typical limits are lead ≤ 0.001 % and arsenic ≤ 0.00015 %, matching the values provided by Dinayen. Chloride content is kept below 0.05 % and sulphate under 0.02 % to maintain stability in feed formulations. While the listing does not state packaging, the industry commonly uses 25 kg bags or larger bulk containers for bulk shipments. No alternative grades are indicated.

The amino acid is incorporated into livestock feed, infant formula, health‑food products and sports‑nutrition supplements to provide a source of methionine. Primary customers include feed manufacturers, nutraceutical producers and pharmaceutical formulators seeking a reliable bulk source. Shipping is arranged in sealed bags, with Incoterms such as FOB Shanghai or CIF negotiable; buyers should confirm minimum order quantities, payment conditions and any required certifications directly with Dinayen. Pricing and exact lead times are not disclosed in the listing.

Dinayen Enterprise Management operates from Nanjing, Jiangsu Province, China, at 1842, Building E07, Suning Wisdom Valley, No. 272 Iqingmen Avenue, Gulou District, 210019. The company carries a harbour-level trust tier, indicating that basic corporate verification has been completed on the platform. Response statistics show a 0 % response rate and no average response time recorded, so prospective buyers should initiate contact proactively. The address places the supplier in a well‑connected manufacturing region.

The firm lists DL‑Methionine as its primary product, describing both feed‑grade and pharmaceutical‑grade applications, including use in hepatic therapeutics and infant nutrition. No explicit certifications, production capacities or quality‑management systems are disclosed in the listing. Buyers are encouraged to request a Certificate of Analysis, safety data sheet and any relevant regulatory approvals before proceeding.