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| International Standard Category: Chemical reagents |
GB 605-1988 Chemical reagent-General method for the measurement of colour(in Hazen units)
化学试剂 色度测定通用方法 ;
| Category No.: | 71.040.30 | Valid Status: | superseded |
| Issued Organization: | China Oil and Chemical Industry Association | Issued Date: | 1988-09-05 |
| Implemented Date: | 1989-4-1 | Abolished Date: | |
| Superseded Standard.: | GB/T 605-2006 Chemical reagent - General method for the measurement of colour |
Superseded Date: | 2007-6-1 |
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