| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB/T 13477.21-2022 | English | 139 |
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Days<=3
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Test method for building sealants - Part 21: Determination of color change after laboratory accelerated weathering procedures
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GB/T 13477.21-2022
| Valid |
GB/T 13477.21-2022
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