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| Chinese National Standard List: Reagent and substance of high purity |
| Title | Standard No. | Implemented On |
| General Rule for Test Methods of Highly Purified Reagents | GB/T 30301-2013 | 2014-8-1 |
| Determination of Isocyanate Group Content in Polyurethane Performed Polymer | HG/T 2409-1992 | 1994-12-1 |
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