GB/Z 45268-2025 Chinese PDF (GB /Z45268-2025) GB/T 45145-2024 1-2025_Chinese: Test methods for polarizers

1-2025_Chinese: Test methods for polarizers of flat panel displays - Part 1: Physical and chemical properties (Chinese: 平板显示器偏光片测试方法 第1部分：理化性能)

English versions: GB/T 26925-2025

English versions: GB 28881-2023

English versions: GB/T 45626-2025

English versions: GB/T 34680

GB/Z 45268-2025 Chinese PDF (GB /Z45268-2025) GB/T 45145-2024 1-2025_Chinese: Test methods for polarizersGBZ45268 2025_Chinese: Guidelines for principal component reliability testing for LED light sources and LED luminaires (Chinese: LEDLED) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GBZ45268 2025