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2025-08-14 08:01
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Solids were stable and did not show visible signs or changes in their spectra after being kept at room temperature for over 60 days. The absorbance at the maximum absorbance wavelength remained unmodified.
Un pigment apparenté, mais où le sulfate de baryum est remplacé par du sulfate de calcium, prend le nom de « sulphopone »