DATA SHEET
D & C Black No. 3
| A. TYPICAL PHYSICAL PROPERTIES |
| Specific Gravity |
2.58 |
| Weight per Solid Gallon |
20.99 lb. |
| Bulking Value |
4.764 gal/100 lb |
| Fineness |
3 - 15 microns |
| Oil Absorption |
0.44 - 0.47 |
| pH |
8.2 - 8.6 |
| Hegman |
6.5 - 7.5 |
| Tint Strength |
124 ± 2% |
| Masstone* |
550 ± 2% |
| B. Typical Chemical Properties |
| carbon |
8.75 - 9.4% |
| Residue on ignition |
85.8% |
| P2O5 |
33.9 - 34.58% |
| CaCO3 |
5.28 - 5.57% |
| CaSO4 |
0.14 - 0.25% |
| Fe |
910 ppm |
| Al |
1000 ppm |
| Moisture |
1.5 - 4.0% |
| Zn |
< 4 ppm |
| As |
< 1ppm |
| Pb |
< 3 ppm |
| Hg |
< 0.05 ppm |
* According to ASTM Method D210 matching cosmic black standards of jetness intensity.