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1.08030 Supelco

Selenium reagent mixture

GR (for the determination of nitrogen acc. to Wieninger)

Synonym: Wieninger′s reagent

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Properties

Related Categories Analytical Reagents, Analytical/Chromatography, Application Specific Reagents, Reagents for Dissolution Testing
Quality Level   100
pH   5.4 (25 °C, 50 g/L in H2O, slurry)
bulk density   600 kg/m3
storage conditions   Store at +5°C to +30°C.

Description

Analysis Note

Copper sulfate content (complexometric): ≥ 1.45 %
Sodium sulfate content (acidimetric): ≥ 94.0 %
Selenium content (gravimetrically): ≥ 1.5 %
Application test (total nitrogen): conforms

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