TKN1000
Kjeldahl Nitrogen, Total (TKN) 1000mg/L Calibration Standard
certified reference material
Synonym(s):
TKN Calibration Standard
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About This Item
UNSPSC Code:
41116107
NACRES:
NA.24
grade
certified reference material
Quality Level
CofA
current certificate can be downloaded
manufacturer/tradename
RTC TKN1000-100
concentration
in H2O
application(s)
environmental
format
matrix material
storage temp.
2-8°C
Related Categories
General description
This Certified Reference Material (CRM) is a high-quality wet chemistry standard, produced and certified following ISO 17034 and ISO/IEC 17025 double accreditation—the highest quality system for reference material producers. All information regarding the use of this CRM can be found on the certificate of analysis.
Application
The Total Kjeldahl Nitrogen (TKN) method is used to determine the sum of organic nitrogen, ammonia (NH3) and ammonium (NH4+) contents in the chemical analysis of soil, water and wastewater.
Features and Benefits
- Provided as 100-mL and 500-mL whole-volume samples
- Solvent/Matrix: DI Water
- Traceable to NIST standard reference materials (SRM′s)
Other Notes
Values of analytes vary lot to lot. Some lots may not contain all analytes.
WGK
nwg
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
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Articles
Learn how water impurities can impact the Kjeldahl nitrogen method. Get recommendations for accurate Kjeldahl analysis and total Kjeldahl nitrogen (TKN) tests. Select the optimal water purification system.
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