wirud logo

CERTIFICATE OF ANALYSIS


RUTIN

BATCH NO: 060117
MANUFACTURING DATE: JAN.17.2006
EXPIRY DATE: JAN.17.2009


ANALYSIS SPECIFICATION RESULT
1. Appearance: Pale greenish yellow powder Corresponding
2. Melting Point: 210°C Matching
3. Identification: (A),(B),(C)Positive Reaction Matching
4. UV/VIS spectrometric. Max: 259 nm, 362 nm (Ethanol) Matching
5. Solubility: Complies Matching
6. INSOLUBLE SUBSTANCES:
- 20 mg IN 10 ml H2O (HOT)
- 0.50 g IN 25 ml ETHANOL (HOT)
- 0.10 g IN 5.0 ml 10% NH4OH
Limpid
Limpid
Limpid
Matching
Matching
Matching
7. RELATED SUBSTANCES (TLC): ≤ 2 Spots, Content ≤ 2.0% Each Matching
8. Loss on drying: 5.0 – 8.5 % 7.9%
9. Sulphated ashes: Max. 0.1% 0.03%
10. ASSAY 98.5 -102.0% 99.6%
Results: The above product complies with quality requirements.


Produced by WIRUD Co.Ltd China


Back to main page