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International Standard Category: Thermosetting materials |
Category No.: | 83.080.10 | Valid Status: | superseded |
Issued Organization: | AQSIQ | Issued Date: | 1985-10-17 |
Implemented Date: | 1986-7-1 | Abolished Date: | 2017-01-01 |
Superseded Standard.: | GB/T 5474-2016 Plastics-Phenol formaldehyde mouldings-Determination of free ammonia and ammonium compounds-Colorimetric comparison method |
Superseded Date: | 2017-1-1 |
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