5 China 
3 UK 
2 Germany 
1 Ukraine 
1 Iran 
1 Luxembourg 
1 Russia 
1 Hong Kong 
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purity bismuth oxide Photos Catalog - page 42 - WorldBid B2B Market
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Residual Ethylene Oxide Gas Chromatograph MeterEquipment - Standard International Group (HK) Limited - China - November 17, 2025 - contact company for priceApplicable standards: The testing of ethylene oxide residuals is subject to strict international and national regulations and pharmacopoeial requirements to ensure patient and user safety: ISO 10993-7:2021: "Biological evaluation of medical devices —...
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Activated Aluminium OxideChemicals - ZHENGZHOU HOO CHEMTEC CO.,LTD - China - December 4, 2025 - 1.00 Dollar US$Activated Aluminium Oxide is a highly porous material with a large surface area, suitable for various adsorption and catalytic applications. CAS Number: 1344-28-1 EINECS NO.: 215-691-6 Molecular Formula: Al2O3 Purity (%): typically ranging from 90% t...