"Potassiunβ " CNS Standards List| Guide characterizing | Method practice | Air cooled | Polyurethane Sanding | Manganese Molybdenum | Nylon sewing | Methods Test | Safety hand | |
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CNS 7817
2020 Edition Chemical Reagent (Potassiunβ- Indoleacetate) 化學試藥(β–吲哚基醋酸鉀) |
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