"pentahydrate " CNS Standards List| Office Machines | Scheduled Information | Method chemical | Aluminium Potassium | Feeler Gages | Methods test | Method Test | Information technology | |
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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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