This product is orange to brown red crystal powder.
(1) UV Wavelength : 450 to 453 nm
(2) In the chromatogram of the test sample, it shows the same color spots at the same positions with the chromatograms of the reference substance.
[Loss on drying] ≦ 2%
[Content] ≧ 90%
[Application] As the raw material for artificial bezoar.
[Storage] sealed and protected from moisture and light.