JPS5230822A - Process for producing stable yellow fluorescein dyestuffs - Google Patents
Process for producing stable yellow fluorescein dyestuffsInfo
- Publication number
- JPS5230822A JPS5230822A JP3789475A JP3789475A JPS5230822A JP S5230822 A JPS5230822 A JP S5230822A JP 3789475 A JP3789475 A JP 3789475A JP 3789475 A JP3789475 A JP 3789475A JP S5230822 A JPS5230822 A JP S5230822A
- Authority
- JP
- Japan
- Prior art keywords
- dyestuffs
- fluorescein
- producing stable
- stable yellow
- yellow fluorescein
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Abstract
PURPOSE: To obtain a yellow fluorescein having a high stability at a high concentration and excellent dispersibility in water in high yields by treating fluorescein or uranine under specified conditions.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3789475A JPS5230822A (en) | 1975-03-31 | 1975-03-31 | Process for producing stable yellow fluorescein dyestuffs |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3789475A JPS5230822A (en) | 1975-03-31 | 1975-03-31 | Process for producing stable yellow fluorescein dyestuffs |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5230822A true JPS5230822A (en) | 1977-03-08 |
JPS5747695B2 JPS5747695B2 (en) | 1982-10-12 |
Family
ID=12510236
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3789475A Granted JPS5230822A (en) | 1975-03-31 | 1975-03-31 | Process for producing stable yellow fluorescein dyestuffs |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5230822A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5513501A (en) * | 1964-09-14 | 1980-01-30 | Rca Corp | Direct coupled amplifier limiter |
JPH04196706A (en) * | 1990-11-27 | 1992-07-16 | Matsushita Electric Ind Co Ltd | Amplifier for limiter |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5128685A (en) * | 1974-09-02 | 1976-03-11 | Sumitomo Electric Industries | DENSENSETSUZOKUBUHOGOKI |
-
1975
- 1975-03-31 JP JP3789475A patent/JPS5230822A/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5128685A (en) * | 1974-09-02 | 1976-03-11 | Sumitomo Electric Industries | DENSENSETSUZOKUBUHOGOKI |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5513501A (en) * | 1964-09-14 | 1980-01-30 | Rca Corp | Direct coupled amplifier limiter |
JPS5838969B2 (en) * | 1964-09-14 | 1983-08-26 | ア−ルシ−エ− コ−ポレ−ション | Direct amplification limiting circuit |
JPH04196706A (en) * | 1990-11-27 | 1992-07-16 | Matsushita Electric Ind Co Ltd | Amplifier for limiter |
Also Published As
Publication number | Publication date |
---|---|
JPS5747695B2 (en) | 1982-10-12 |
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