Home / Standards / GB/T 21763-2025 GB/T 21763-2025 Active Chemicals-Test method of repeated dose oral toxicity study in rodents 化学品 啮齿类动物亚慢性经口毒性试验方法 Standard Type GBT ICS 13.300;13.020.40 CCS A80 Status 现行 Issue Date 2025-10-05 Implementation 2026-02-01 Responsible Dept 国家标准委 Drafting Unit N/A