| "Refined Silver " CNS Standards List| Arm Beds | Polyvinyl chloride | Perlite Heat | Resilient | Air Brake | Method Test | Method Compression | Engineering drawing | | 
| 
 | CNS 7488 
			            2019 Edition Refined Silver 精煉銀 |   | |
| 
 | CNS 7489 
			            2019 Edition Methods for Chemical Analysis of Refined Silver 精煉銀分析法 |   | 
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