"Average molecular" CNS Standards List |
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CNS 7915
2023 Edition Average molecular weight of fatty quaternary ammonium chlorides 脂族第四胺氯化物平均分子量測定法 |
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CNS 7915
2019 Edition Average molecular Weight of Fatty Quaternary Ammonium Chlorides 脂族第四胺氯化物平均分子量測定法 |
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