CATALOG / BLACKS & GREYS
MASS TONE1:20 TINT
SCREEN REF#26221F
Screen swatch is indicative only. Physical drawdowns and wet samples available through the sample program.
BLACKS & GREYS · PBk 9

Bone Black

Traditional ivory-black type. Soft, brownish black with a long history in oil painting; gentle in tints.

DRY POWDERREACH REGISTEREDCD/PB/CR-VI FREE

TECHNICAL SPECIFICATION

COLOR INDEX
PBk 9 · CI 77267
CAS NUMBER
8021-99-6
CHEMICAL CLASS
Calcined bone char (C + Ca₃(PO₄)₂)
ORIGIN
United Kingdom
LIGHTFASTNESS
ASTM I
PARTICLE SIZE
1–5 µm
OIL ABSORPTION
38 g/100g
PH (AQ. SLURRY)
7.5–9.0
HEAT STABILITY
300 °C
OPACITY
Semi-opaque
TINTING STRENGTH
Medium
REGULATORY
REACH registered · Cd/Pb/Cr-VI free · SDS on request

AVAILABLE SIZES — WHOLESALE ONLY

1 kg5 kg10 kg25 kg
Powders in 1–25 kg; dispersions quart to gallon. Pallet quantities quoted separately.
REQUEST PRICING →REQUEST SDS / TDS