Dyeing liquor for marine cultured pearl and preparing method thereof
The invention discloses a pearl coloration liquid for mariculture comprising colorant, surface active agent and dissolvent, wherein the concentration of the colorant and the surface active agent is 0.4-0.6g/L. Its preparation comprises weighing the colorant, choosing the corresponding dissolvent for...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | The invention discloses a pearl coloration liquid for mariculture comprising colorant, surface active agent and dissolvent, wherein the concentration of the colorant and the surface active agent is 0.4-0.6g/L. Its preparation comprises weighing the colorant, choosing the corresponding dissolvent for dissolving, charging corresponding surface active agent, stirring to dissolve the latter, keeping constant volume with the corresponding dissolvent, and adjusting the pH to 8.00-8.60 with alkali. |
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