Reference materials, base number standards, in hydrocarbon oil

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PROOVHG-BN-6-50GEA 250 GBP
PROOVHG-BN-6-50G PROOVHG-BN-6-100G PROOVHG-BN-30-50G PROOVHG-BN-6-400G PROOVHG-BN-10-100G PROOVHG-BN-70-50G PROOVHG-BN-10-400G PROOVHG-BN-10-50G PROOVHG-BN-6-800G PROOVHG-BN-15-50G PROOVHG-BN-40-50G PROOVHG-BN-30-100G PROOVHG-BN-30-400G
Reference materials, base number standards, in hydrocarbon oil
Standards Petroleum Industry Standards
These reference materials are intended for use in the determination of base number (AN) in petroleum products in accordance with ASTM D2896/IP 276 (by potentiometric perchloric acid titration) or ASTM D4739 (by potentiometric titration).

Certifications: Accredited to ISO 9001, ISO 17034, and ISO/IEC 17025, traceabile to NIST, SRM.

Delivery information: Each standard is supplied with a full certificate of analysis (COA) which states the certified values and uncertainty by both ASTM D2896 and D4739.
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