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GB/T 45316-2025 Chinese PDF (GB /T45316-2025) GB/T 45340-2025 English versions: GB/T 31114-2024

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English versions: GB/T 31114-2024

3-2024_Chinese: Optics and photonics - Microlens arrays - Part 3: Test methods for optical properties (Chinese: 光学和光子学 微透镜阵列 第3部分:光学特性测试方法)

GB/T 45221-2025_Chinese: Chemicals - EASZY assay - Detection of endorine active substances

GB/T 45249

English versions: GB/T 45352-2025

GB/T 45316-2025 Chinese PDF (GB /T45316-2025) GB/T 45340-2025 English versions: GB/T 31114-2024GB T 45316 2025_Chinese: Determination of piperine content Spectrophotometric method (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45316 2025

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