4mm Pellet, 500g & CTC 70% for Air Filter (P-40/70)

Anthracite coal based activated carbon pellets 40/70 for air filter replacement.

500 gram bag

CTC: 70%

Diameter: 4mm

Moisture, as packaged: <5% 

Density: 0.42-0.48 g/cc

Hardness: >98%