Chemical Research and Development Laboratory
| Name: | Nordihydroguaiaretic Acid (NDGA) |
|---|---|
| CAS RN: | 500-38-9 |
| Harmonized custom tariff: | 2907.29.90 |
| Molecular formula: | C18H22O4 |
| Molecular weight: | 302.36 |
| Lot No.: | 2523-10-01/3 |
| Description: | White powder |
| Storage: | Dry and cool |
| Date: | August 2, 2018 |
| Expire/re-test date | July 2023 |
| Analyses (after drying): | Specification | Found |
|---|---|---|
| IR spectra | Complies | Complies |
| Aspect | Crystalline solid | Crystalline solid |
| Color | White to slightly yellow | Off-white |
| Melting point | 184-188°C | 187-188°C |
| Purity (HPLC) | >97% | >99% |
| Loss of drying: | <0.5% | 0.0% |
| Sulfated ash | <0,2% | 0,0% |
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