"sulphuric " CNS Standards List |
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CNS 4283
2023 Edition Determination of colour of higher alcohols for industrial use (sulphuric acid method) 工業用高級醇類顏色之測定法（硫酸法） |
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CNS 4283
2019 Edition Determination of Colour of Higher Alcohols for Industrial Use (sulphuric Acid Method) 工業用高級醇類顏色之測定法（硫酸法） |
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CNS 9311
2017 Edition Method of test for colour fastness to carbonizing with sulphuric acid 耐硫酸碳化染色堅牢度試驗法 |
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