"Methods Hygienic " CNS Standards List| Tolerances Pipe | Quantities Units | Electric motor | Piston Pins | Road vehicles | Ductile Cast | Method Test | Canned chinese | |
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CNS 9036
2019 Edition Methods of Hygienic Test for Cosmetics - pH Value, Acidity and Alkalinity 化粧品中pH值及酸鹼性試驗法 |
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