"Pentahydrate" CNS Standards List| Front Hubs | Tapping Screw | General Rules | Symbols Sequential | Health Level | Method Test | Method Test | Method test | |
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CNS 1671
2020 Edition Copper (Ⅱ) Sulfate Pentahydrate (Reagent) 化學試藥（五水合硫酸銅（Ⅱ）） |
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CNS 1798
2020 Edition Manganese（Ⅱ）sulfate Pentahydrate 五水合硫酸錳（Ⅱ）（試藥） |
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