"Na₂O‧nSiO₂‧XH₂O Sodium " CNS Standards List| Cable management | Ring Gauge | Identification Cards | Specified Items | Method test | Information technology | Method Test | Roller Bearings | |
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CNS 2238
2019 Edition Na₂O‧nSiO₂‧XH₂O Sodium Silicate 矽酸鈉 |
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