TEST ITEMS | (BP-2012) TEST METHOD | ||||||
1. Appearance | White or almost white, translucent, soft unctuous mass, slightly fluorescent in daylight when melted. | ||||||
2. Solubility | Practically insoluble in water. | ||||||
3. Density | 0.81-0.88 | ||||||
4. Identification | First identification A, B, D Second identification A, C, D A. Drop point: Between 35 ℃ and 70 ℃and doesn’t differ by more than 5 ℃ from the value stated on the label. B. IR: comparable to reference standard. C. Chemical Test: The solid upper layer is violet-pink or brown. D. Appearance. | ||||||
5. Acidity or Alkalinity | Not more than 0.5 mL of 0.01M NaOH. | ||||||
6. Cone Penetration (0.1mm) | 130-210 | ||||||
7. (290 nm)UV Light Absorption | Not more than 0.5 | ||||||
8. Drop Point ℃ | 35-70 | ||||||
9. Polycyclic Aromatic Hydrocarbons (UV-VIS Spectrophotometry) (260-420 nm) | At no wavelength in the range 260 nm to 420 nm does the absorbance of the test solution exceed that of the reference solution at 278 nm. | ||||||
10. Foreign Organic Matter | Heat 1 g until fumes appear, No acrid odor is evolved. | ||||||
11.Sulphated Ash | Not more than 0.05% | ||||||
12. Consistency | 60 - 300 |