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6-2025_Chinese: Methods for chemical analysis of lead concentrates - Part 6: Determination of bismuth content (Chinese: 铅精矿化学分析方法 第6部分：铋含量的测定)
English versions: GB/T 18281
English versions: GB/T 45429-2025
GB/T 45286-2025_Chinese: Information technology - Technical specification of the augmented reality system for handheld mobile devices (Chinese: 信息技术 手持式移动设备增强现实系统技术规范)
English versions: GB/T 45432-2025
GB/T 45625-2025 Chinese PDF (GB /T45625-2025) GB/T 45172-2024 6-2025_Chinese: Methods for chemical analysisGB T 45625 2025_Chinese: Determination of hydroxymethyl furfural content in royal jelly and royal jelly lyophilized powder High performance liquid chromatography 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 45625 2025
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