The preparation, assay and certification of aqueous ethanol reference solutions

Internationally, certified ethanol reference materials are required to calibrate breathalysers and blood-alcohol measurement instruments. The CSIR National Metrology Laboratory of South Africa provides certified aqueous ethanol solutions with traceability to the SI. Ethanol solutions in the concentr...

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Veröffentlicht in:	Accreditation and quality assurance 2007-04, Vol.12 (3-4), p.188-193
Hauptverfasser:	ARCHER, Marcellé, DE VOS, Betty-Jayne, VISSER, Maria S
Format:	Artikel
Sprache:	eng
Schlagworte:	Acetic acid Analysis methods Analytical chemistry Applied sciences Certification Chemical and thermal methods Chemistry Ethanol Exact sciences and technology General, instrumentation Homogeneity Humidity Laboratories Materials traceability Measuring instruments Natural water pollution Oxidation Pollution Potassium Potassium dichromate Quality control Reagents Reference materials Reproducibility Sodium Sodium thiosulfate Sulfuric acid Water quality Water treatment and pollution
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