原液、標準液、分析方法、原液の製造方法、標準液の製造方法、分析対象液、分析対象液の製造方法、有機溶媒試料の含水量分析方法

Title:

原液、標準液、分析方法、原液の製造方法、標準液の製造方法、分析対象液、分析対象液の製造方法、有機溶媒試料の含水量分析方法

Document Type and Number:

Japanese Patent JP7384249

Kind Code:

B2

Abstract:

To provide techniques which allow organic solvent moisture content analysis to be applied to analysis samples from a wide range of fields and industries while ensuring analysis reliability.SOLUTION: Disclosed are: a liquid concentrate for producing a calibration curve, consisting of a dehydrated organic solvent having water solubility of 9.0 g/L or greater at 20°C and moisture content of 50 ppm or less, and a necessary amount of water added to the dehydrated organic solvent to allow for producing a moisture content calibration curve; and associated techniques.SELECTED DRAWING: Figure 4

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Inventors:

Akiko Takahashi

Application Number:

JP2022130853A

Publication Date:

November 21, 2023

Filing Date:

August 19, 2022

Export Citation:

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Assignee:

Sumitomo Metal Mining Co., Ltd.

International Classes:

G01N1/00; G01N33/18

Domestic Patent References:

JP2091547A
JP10062405A
JP2007009254A
JP2015197961A
JP7321672B2

Foreign References:

US20110320135

Attorney, Agent or Firm:

Masahiro Fukuoka
Setsuo Aniya

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