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GB/T 1966-2024_Chinese: Porous ceramics - Determination of apparent porosity and bulk density (Chinese: 多孔陶瓷 显气孔率和体积密度的测定)
41-2024_Chinese: Requirements of the greenhouse gas emissions accounting and reporting - Part 41: Industrial silicon production enterprise (Chinese: 温室气体排放核算与报告要求 第41部分:工业硅生产企业)
GB 25972-2024_Chinese: Gas fire extinguishing systems and components (Chinese: 气体灭火系统及部件)
English versions: GB 44240-2024
GB/T 30422-2023 Chinese PDF (GB/T30422-2023) GB/T 45207-2025 GB/T 1966-2024_Chinese: Porous ceramics -GB T 30422 2023_Chinese: Fluorescent induction lamps(excluding self ballasted lamps) Safety specifications (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 30422 2023
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