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Skin Sensitization: Local Lymph Node Assay: BrdU-Flow Cytometry Method（LLNA: BrdU-FCM）
Local Title:
皮肤变态反应 局部淋巴结试验方法：BrdU-FCM
Country/Region:
Chinese Mainland
Competent Authority:
National Medical Products Administration
Type:
Guideline
Status:
In force
Release Date:
2026-01-12
Implementation Date:
2026-07-01
Document
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ZH
 Official Skin Sensitization: Local Lymph Node Assay: BrdU-Flow Cytometry Method (LLNA: BrdU-FCM)
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Skin Sensitization: Local Lymph Node Assay: BrdU-Flow Cytometry Method（LLNA: BrdU-FCM）
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Summary

On January 12, 2026, the China National Medical Products Administration (NMPA) announced the incorporation of four test methods into the Safety and Technical Standards for Cosmetics 2015 (STSC). This method is applicable to the detection of skin sensitization of chemical ingredients used in cosmetics.

History
2026-01-12
Skin Sensitization: Local Lymph Node Assay: BrdU-Flow Cytometry Method（LLNA: BrdU-FCM）
In force
Release Date: 2026-01-12
Implementation Date : 2026-07-01
2025-06-24
Skin Sensitization: Local Lymph Node Assay: BrdU-Flow Cytometry Method (LLNA: BrdU-FCM) (Draft)
Invalid
Release Date: 2025-06-24
Implementation Date : /
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