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- CRM (Acid Number Standard)
- Laboratory Equipment
Total acid number standard - 0.05, ASTM D664, CRM 8500-2003, range 0.045-0.055 mgKOH/g, 100 ml
7 $ add to cart
The price is valid for non-residents of the Russian Federation
Remainder: 315 flacon
Catalog number: 3.05.03.11.0060
Application:
the standard sample is intended for certification of measurement methods and control of the accuracy of measurement results of the acid number of petroleum products by acid-base titration in non-aqueous media according to GOST 5985-2022, GOST 11362-96 (ISO 6619-88). CO can be used for verification and calibration of appropriate measuring instruments, provided that its metrological and technical characteristics meet the criteria established in the methods of verification and calibration of appropriate measuring instruments.
Technical specifications:
- Range of certified values, mg KOH/g 0.045-0.055
- Relative error at P=0.95 - 13%
Shelf life is 2 years.
Basic equipment:
- A bottle containing 100 ml of solution - 1 pc.;
- Passport - 1 pc.