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GB/T 23528.4-2025 Chinese PDF (GB /T23528.4-2025) GB/T 18216.12-2025 English versions: GB/T 18655-2025
GB/T 23528.4-2025 Chinese PDF (GB /T23528.4-2025) GB/T 18216.12-2025 English versions: GB/T 18655-2025
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Description
English versions: GB/T 18655-2025
and the use of cast irons (Chinese: 石油天然气工业 油气开采中用于含硫化氢环境的材料 第2部分：抗开裂碳钢、低合金钢和铸铁)
English versions: GB/T 25246-2025
English versions: GB/T 29912-2024
English versions: GB 17761-2024
GB/T 23528.4-2025 Chinese PDF (GB /T23528.4-2025) GB/T 18216.12-2025 English versions: GB/T 18655-2025GB T 23528. 4 2025_Chinese: Quality requirements for oligosaccharides Part 4: Isomaltooligosaccharide (Chinese: 4) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 23528. 4 2025
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