US$ 52.95
GB/T 20042.5-2024 Chinese PDF (GB /T20042.5-2024) GB 31604.30-2025 183-2025_Chinese: National food safety standard
$59.00
Description
183-2025_Chinese: National food safety standard - Determination of urease in food (Chinese: 食品安全国家标准 食品中脲酶的测定)
GB 45185-2024_Chinese: Optometry products - Safety technical specifications of finished spectacles (Chinese: 眼视光产品 成品眼镜安全技术规范)
English versions: GB 5768
English versions: GB/T 17145-2024
GB/T 20042.5-2024 Chinese PDF (GB /T20042.5-2024) GB 31604.30-2025 183-2025_Chinese: National food safety standardGB T 20042. 5 2024_Chinese: Proton exchange membrane fuel cell Part 5: Test method for membrane electrode assembly (Chinese: 5) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 20042. 5 2024
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