产品说明
一般描述
This certified reference material (CRM) is produced and certified in accordance with ISO/IEC 17025 and ISO 17034. This CRM is traceable to SI unit kg and measured against primary material from an NMI, e.g. NIST.
Certified content incl. uncertainty and expiry date are given on the label.
Download your certificate at: http://www.sigma-aldrich.com.
应用
Nitrite nitrogen standard for IC has been used as working standard in the estimation of nitrite ion present in water via ultraviolet-visible light spectrophotometry.
联系
Visit the IC Portal to learn more
分析说明
1000 mg/L N as nitrite in water (pH ~11), prepared with high purity NaNO2, NaOH and water
法律信息
TraceCERT is a registered trademark of sigma-aldrich Co. LLC
基本信息
| NACRES | NA.24 |
产品性质
| 质量水平 | 300 |
| 等级 | certified reference material TraceCERT® |
| 产品线 | TraceCERT® |
| 浓度 | 1000 mg/L N as nitrite in water (pH ~11) |
| technique(s) | ion chromatography: suitable |
| application(s) | environmental food and beverages |
| 格式 | single component solution |
| 储存温度 | 2-8℃ |
安全信息
| 储存分类代码 | 12 - Non Combustible Liquids |
| WGK | WGK 2 |
| 闪点(F) | Not applicable |
| 闪点(C) | Not applicable |
SUPELCO
m.cnreagent.com
