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Chinese National Standard Category: Basic standards and general methods for synthetic resin and plastic |
English Title: | Ion exchange resins-Determination for swelling upon complete conversion |
Chinese Title: | 离子交换树脂转型膨胀率测定方法 |
Standard No.: | GB/T 11991-1989 |
Category No.: | G31 |
Issued by: | CSBTS |
Issued on: | 1989-12-25 |
Implemented on: | 1990-11-1 |
Status: | superseded |
Superseded by: | GB/T 11991-2008 Determination of reversible swelling of exchange resins |
Superseded on: | 2009-2-1 |
Abolished on: | 2009-02-01 |
Superseding: | |
Word Count: | 2000 words |
Similar Standards: | GB/T 3682-2000 GB/T 12010.5-1989 GB/T 9350-1988 GB 6344-1986 GB/T 40934-2021 GB/T 15596-2021 T/CCASC 2002-2022 GB/T 43297-2023 GB/T 43289-2023 GB/T 43316.4-2023 GB/T 43355-2023 GB/T 42918.2-2023 GB/T 31402-2023 GB/T 21461.2-2023 GB/T 43288-2023 GB/T 42976-2023 GB/T 43019.7-2023 GB/T 43085-2023 GB/T 43019.5-2023 GB/T 43084.2-2023 |
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