Reference materials, acid number standards, in hydrocarbon oil, VHG
Supplier: LGC Standards PROMOCHEM
Certificates
About this item
These reference materials are intended for use in the determination of acid number (AN) in petroleum products in accordance with ASTM D664/IP 177 (by potentiometric titration) or ASTM D974 (by colour-indicator titration).
Delivery: Each standard is supplied with a full certificate of analysis (COA) which states the certified values and uncertainty by both ASTM D664 and D974.