... %. Equipped with a reliable and extended-life sensor. High Purity Oxygen AnalyzerFeatures:•New pattern, long-life, conversion ion current tester with ... range;Industries Served:It can be used in high purity oxygen production, metallurgy, health, petrochemicals, and power electronics industries.Specifications:Range ... %/50-99.99%/90-99.99%/97%-99.99%O2;auto-ranging Accuracy: ±0.5% of FS range, ±0.1% of ...