| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB 12218-1990 | English | RFQ |
ASK
|
Days<=3
|
Methods for testing the performance of air filters used in general ventilation
|
GB 12218-1990
| Obsolete |
GB 12218-1990
|