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HUNAN XINYU NATIVE PRODUCE AND ANIMAL BY PRODUCTS IMPORT AND EXPORT CO., LTD.
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2,3,4-Trihydroxy benzophenone (Electron Grade) CAS NO.:1143-72-2 |
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Appearance:Yellow powder
Solubility (in methanol):Clear
Melting range:140-145°C
Assay (by HPLC):≥99.5%
Moisture:≤0.5%
Ash:≤0.1%
Na:≤0.3ppm
Fe:≤0.3ppm
K:≤0.3ppm
Ca≤0.3ppm:
Mg:≤0.3ppm
Cu:≤0.3ppm
Mn:≤0.3ppm
Zn:≤0.3ppm
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