| Composition |
Basic Lead Chromate |
|---|---|
| Specific Gravity |
4.3 |
| Oil Absorption |
17 – 19 |
| PH |
6.8 |
| Moisture Content |
1% |
| Lead ( as Pb ) |
73% |
| Lead chromate ( as PbCr O4) |
52 % |
| Acid Resistance ( 1- 5 ) |
4 |
| Alkali Resistance ( 1 - 5 ) |
4 |
| Lightfastness (Masstone) ( 1 - 8 ) |
6 |
| Lightfastness (Tint ) ( 1 - 8 ) |
5 |
| Heat Stability |
200°C |
Orange 21, TO315
Pigment Orange 21
C.I NO. : 77601
PO.21 is an inorganic pigment commonly known as chrome Orange. They are mainly used in paints and plastics applications. TO 315 is stabilized by coating and offers orange shades.
Typical Chemical & Physical Property
پیگمنت