产品说明
一般描述
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.
应用
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.
特点和优势
其他说明
分析物的数值在批次间变化很大。某些批次可能不含有所有的分析物。
基本信息
| NACRES | NA.24 |
产品性质
| 质量水平 | 100 |
| 等级 | certified reference material |
| CofA | current certificate can be downloaded |
| manufacturer/tradename | RTC TKN1000-100 |
| 浓度 | in H2O |
| application(s) | environmental |
| 格式 | matrix material |
| 储存温度 | 2-8℃ |
安全信息
| 储存分类代码 | 12 - Non Combustible Liquids |
| WGK | nwg |
| 闪点(F) | Not applicable |
| 闪点(C) | Not applicable |
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