GB/T 10645-2023 Chinese PDF (GB/T10645-2023) GB/T 45533-2025 7-2024_Chinese: Methods for chemical analysis

7-2024_Chinese: Methods for chemical analysis of silver - Part 7: Determination of gold and palladium content - Inductively coupled plasma emission spectrometry (Chinese: 银化学分析方法 第7部分：金、钯量的测定 电感耦合等离子体发射光谱法)

6-2024_Chinese: Primary batteries - Part 6: Guidance on environmental aspects (Chinese: 原电池 第6部分：环境指南)

GB/T 45504-2025_Chinese: Nanotechnologies - Nanostructured porous alumina as catalyst support for vehicle exhaust emission control - Characteristics and measurement methods (Chinese: 纳米技术 汽车尾气排放控制用纳米结构多孔氧化铝催化剂载体 特性和测量方法)

English versions: GB/T 45353-2025

GB/T 10069

GB/T 10645-2023 Chinese PDF (GB/T10645-2023) GB/T 45533-2025 7-2024_Chinese: Methods for chemical analysisGB T 10645 2023_Chinese: Classification and method for type compilation of electric heating food ovens (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 10645 2023