Technical requirements for the preparation of long-chain dicarboxylic acids by biological methods, T/CIET 1538-2025
T/CIET 1538-2025 The technical requirements for the biogenic preparation of long-chain dibasic acid
Basic Information
Scope
This document specifies the preparation process, technical requirements, test methods, inspection rules, marking, packaging, transportation, and storage of the long-chain dicarboxylic acid preparation technology by biological methods. This document is applicable to the industrial process and final products of long-chain dicarboxylic acid preparation by biological methods. This document specifies the preparation process, technical requirements, test methods, inspection rules, marking, packaging, transportation, and storage of the long-chain dicarboxylic acid preparation technology by biological methods. This document is applicable to the industrial process and final products of long-chain dicarboxylic acid preparation by biological methods.