| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB/T 4207-2012 | English | 305 |
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Method for the determination of the proof and the comparative tracking indices of solid insulating materials
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GB/T 4207-2012
| Obsolete |
GB/T 4207-2012
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