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Chemical name: | 4,4’-Diaminostilbene-2,2’diasulfonic acid (DSD ACID) |
Structural formula: |
|
Molecular formula: | C14H14N2O6S2 |
Molecular weight : | 370.4 |
CAS number : | 81-11-8 |
Application: | |
Used in the synthesis of fluorescent brightening agent, Chrysophenine G , Sun yellow and Pesticide. Insecticide | |
Specification:
Appearance | Yellowish powder | Yellowish paste |
Assay (Amino value) | =95% | = 60% |
Assay (HPLC) | = 95% | = 95% |
Content of DND | = 0.5% | = 0.5% |
Content of alkaline undissolved matter | = 0.1% | = 0.1% |
Ash content | = 2.50% | = 2.50% |
Gardner Color | = 12 | = 12 |
Manufacturing
