GB/T 18281.1-2024 Chinese PDF (GB /T18281.1-2024) GB 45549-2025 GB/T 20840
$34.95
Description
GB/T 20840
English versions: GB/T 15316-2024
GB 15605-2024_Chinese: Specifications for pressure venting of dust explosion (Chinese: 粉尘爆炸泄压规范)
GB/T 17821-2025_Chinese: Rubber latex - Determination of density between 5 ℃ and 40 ℃ (Chinese: 胶乳 5℃至40℃密度的测定)
2-2025_Chinese: Acoustics - Measurement of the influence of road surfaces on traffic noise - Part 2: The close-proximity method (Chinese: 声学 道路表面对交通噪声影响的测量 第2部分：近距法)
GB/T 18281.1-2024 Chinese PDF (GB /T18281.1-2024) GB 45549-2025 GB/T 20840GB T 18281. 1 2024_Chinese: Sterilization of health care products Biological indicators Part 1: General requirements (Chinese: 1) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 18281. 1 2024
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