Standard: ASTM D189 - DIN 51551 - IP 13 - ISO 6615
Conradson Carbon Residues of Petroleum Products
This test method covers the determination of the amount of carbon residue left after evaporation and pyrolysis of an oil, and is intended to provide some indication of relative coke-forming propensities.
ASTM D2416 - Coking Value of Tar and Pitch
This test method covers the determination of the coking value of tar and pitch having an ash content not over 0.5 %.
Accessories:
•    LPG-heated by Meker lamp fitted with safety valve
•    Insulating ring block
•    Metal tripod holder with Nichrome triangle
•    Stainless steel chimney
•    Inner porcelain crucible
•    Middle iron crucible fitted with Skidmore lid
•    External iron crucible fitted with lid