| 摘要 |
1484580 Spectrographic analysis BLOCK ENG Inc 4 Dec 1974 [19 Dec 1973] 45169/75 Divided out of 1484579 Heading G2J A biological fluorescent dye mixture especially for use in the process disclosed in parent Specification comprises acronol phloxine and either berberine sulphate or astrazone orange. |
