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【国际标准】 Phthalic anhydride for industrial use — Methods of test — Part 8: Determination of ash
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2024-05-11
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标准简介适用范围：
暂无
标准号：
ISO 1389-8:1977 EN
标准名称：
Phthalic anhydride for industrial use — Methods of test — Part 8: Determination of ash
英文名称：
Phthalic anhydride for industrial use — Methods of test — Part 8: Determination of ash标准状态：
废止-
发布日期：
1977-02-01 -
实施日期：
出版语种：
EN
- 其它标准
- 上一篇： ISO 1389-7:1977 EN c920e147 Phthalic anhydride for industrial use — Methods of test — Part 7: Determination of maleic anhydride content — Polarographic method
- 下一篇： ISO 1389-9:1977 EN 9c879a2a Phthalic anhydride for industrial use — Methods of test — Part 9: Determination of impurities oxidizable in the cold by potassium permanganate — Iodometric method
- 推荐标准
- ISO 754:1982 EN 2d1c47ef Acetic anhydride for industrial use — Methods of test
- ISO 1389-1:1977 EN 6e5e1008 Phthalic anhydride for industrial use — Methods of test — Part 1: General
- ISO 1389-2:1977 EN 419e81b7 Phthalic anhydride for industrial use — Methods of test — Part 2: Measurement of colour of the molten material
- ISO 1389-3:1977 EN 913f697a Phthalic anhydride for industrial use — Methods of test — Part 3: Measurement of colour stability
- ISO 1389-4:1977 EN a5873ec4 Phthalic anhydride for industrial use — Methods of test — Part 4: Measurement of colour after treatment with sulphuric acid
- ISO 1389-7:1977 EN c920e147 Phthalic anhydride for industrial use — Methods of test — Part 7: Determination of maleic anhydride content — Polarographic method
- ISO 1389-9:1977 EN 9c879a2a Phthalic anhydride for industrial use — Methods of test — Part 9: Determination of impurities oxidizable in the cold by potassium permanganate — Iodometric method
- ISO 1390-2:1977 EN 6bc980cb Maleic anhydride for industrial use — Methods of test — Part 2: Measurement of colour of the molten material
- ISO 1390-3:1977 EN 10a5d748 Maleic anhydride for industrial use — Methods of test — Part 3: Determination of free acidity — Potentiometric method
- ISO 1390-4:1977 EN fce8dadb Maleic anhydride for industrial use — Methods of test — Part 4: Determination of maleic anhydride content — Titrimetric method
- ISO 1390-5:1977 EN da492a06 Maleic anhydride for industrial use — Methods of test — Part 5: Determination of ash
- ISO 1390-6:1977 EN 8e2558fb Maleic anhydride for industrial use — Methods of test — Part 6: Determination of iron content — 2,2'- Bipyridyl photometric method
- ISO 1389-10:1977 EN 7ee83e1e Phthalic anhydride for industrial use — Methods of test — Part 10: Determination of 1,4- naphthaquinone content — Colorimetric method
- ISO 1389-11:1977 EN c94fb1fc Phthalic anhydride for industrial use — Methods of test — Part 11: Determination of iron content — 2,2'- Bipyridyl photometric method
- ISO 1389-5:1977 EN 286ea518 Phthalic anhydride for industrial use — Methods of test — Part 5: Determination of free acidity — Potentiometric method
