1.08030
Selenium reagent mixture
GR (for the determination of nitrogen acc. to Wieninger)
Synonym(s):
Wieninger′s reagent
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About This Item
NACRES:
NA.21
UNSPSC Code:
12352402
Product Name
Selenium reagent mixture, GR (for the determination of nitrogen acc. to Wieninger)
specific analyte(s)
nitrogen
technique(s)
photometry: suitable
pH
5.4 (25 °C, 50 g/L in H2O, slurry)
bulk density
600 kg/m3
storage temp.
15-25°C
Quality Level
Analysis Note
Copper sulfate content (complexometric): ≥ 1.45 %
Sodium sulfate content (acidimetric): ≥ 94.0 %
Selenium content (gravimetrically): ≥ 1.5 %
Application test (total nitrogen): conforms
Sodium sulfate content (acidimetric): ≥ 94.0 %
Selenium content (gravimetrically): ≥ 1.5 %
Application test (total nitrogen): conforms
hcodes
pcodes
Hazard Classifications
Aquatic Chronic 3
Storage Class
13 - Non Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
Certificates of Analysis (COA)
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