"Tannin" CNS Standards List |
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CNS 1292
2022 Edition Method of test Tanning degree of leather 皮革之鞣製程度檢驗法 |
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CNS 2011
2020 Edition Tannic Acid (Gallatannic Acid; Tannin) 化學試藥（鞣酸） |
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CNS 11453
2017 Edition Hide Powder for Analysis of Vegetable Tannin Extracts 植物性單寧萃取物分析用皮粉 |
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CNS 11454
2017 Edition Method of Test for Chrome Tanning Agents 鉻鞣劑檢驗法 |
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