1. Molecular Formula: C13H10O3

2. Molecular Weight: 214.22

3. CAS No. : 131-56-6

4. Appearance: White or Light yellow crystalline powder

5. Assay: 99.0% min

6. Loss on drying: 0.1% max.

7. Melting point: 142.0-146.0 min

8. Specific Extinction (E290): 630 min.

9. Gardner color: 3.0 max.

10. PH: 6

11.Burnt Residue: 0.5 max

12.Heavy Metals: 5 ppm max

13. Package: 25kg net cardboard drum

14.Storage: Preserve in tight, light-resistent containers