Item | Standard | Result |
Appearance | Colorless to light yellow liquid | Colorless liquid |
Odor | A faint characteristic odor | Conform |
Color (APHA) | ≤100 | 5 |
IR | Should be consistent with that of the reference product | Conform |
HPLC | The retention time of the main peak of the test solution should be the same as that of the control solution | Conform |
Color (Apha) | ≤100 | 10 |
Density (20℃) | 0.930-0.943 | 0.943 |
Refractive index | 1.459-1.465 | 1.464 |
Heavy metals (ppm) | ≤10 | <10 |
Arsenic (ppm) | ≤2 | <2 |
Hg (ppm) | ≤1 | Conform |
Cd (ppm) | ≤5 | Conform |
Total bacterial (cfu/g) | ≤200 | <10 |
Molds and yeast count (cfu/g) | ≤100 | <10 |
Thermotolerant coliform (g) | Negative | ND |