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等级
certified reference material
CofA
current certificate can be downloaded
制造商/商品名称
RTC QCI-1371
浓度
in H2O
技术
titration: suitable
应用
environmental
food and beverages
包装形式
matrix material
储存温度
2-30°C
一般描述
This Certified Reference Material (CRM) is produced and certified in accordance with ISO 17034 and ISO/IEC 17025. All information regarding the use of this CRM can be found on the certificate of analysis.
Total Kjeldahl nitrogen (TKN) is the sum of organic nitrogen, ammonia (NH3), and ammonium (NH4+) in the chemical analysis of soil, water and wastewater.
其他说明
Values of analytes vary lot to lot. Some lots may not contain all analytes.
储存分类代码
12 - Non Combustible Liquids
WGK
WGK 3
闪点(°F)
Not applicable
闪点(°C)
Not applicable
A simultaneous, direct microwave/ultrasound-assisted digestion procedure for the determination of total Kjeldahl nitrogen.
Domini C, et al.
Ultrasonics Sonochemistry, 16(4), 564-569 (2009)
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