产品简介:
意大利VELP是知名的分析仪器制造商,VELP以其专业和创新力开发和生产了优良的机械和电子产品。VELP从1983年开始设计、生产各种实验室分析仪器。产品涵盖食品及饲料系列、搅拌器系列、环保分析系列等,为客户提供合适的解决方案。
技术参数:
功能 | 测定氮/蛋白质含量 |
原理 | 高温燃烧 |
测定时间 | 仅需 3min |
自动化 | 全自动操作 |
样品处理 | 无需样品处理 |
样品要求 | 均一性要求高 |
载气 | He(氦气) |
*样品量 | 微量分析 |
1g | |
检测下限 | 0.003mg |
重现性 | <0.5% |
反应温度 | 1200℃ |
化学试剂 | 无 |
环境污染 | 无 |
N测定方法 | TCD检测器 |
国标规定 | 食品及饲料中蛋白质的检测 |
行业应用:
食品、饲料行业和饮料行业:谷物、奶制品、肉制品、渔产品、动物食品、婴儿食品、饮料及酒类
环境和农业行业:有机物质、土壤、水、废水、淤泥、植物叶片等
制药和化工行业:塑料制品、石油产品、化妆品、化工品等
Brief Introduction:
The new and completely innovative step forward for nitrogen determination by VELP Scientifica. VELP is now able to offer different solutions for nitrogen determination, from the standard Kjeldahl method to the flash of Dumas combustion. In accordance with the Dumas method, NDA 701 is ideal for high throughput, being fully automated and requiring just 3-4 minutes per analysis.
Technical Parameters:
Method of analysis: | Dumas method / Combustion |
Detector: | Innovative autocalibrating TCD (no need for a reference gas) |
Sample weight: | Up to 1 g |
Autosampler capacity: | Up to 116 samples |
Reproducibility (RSD): | < 0.5% for EDTA standards approx. 100 mg (9.57% N) |
Recovery : | > 99.5% |
Detection range: | 0.1 - 200 mg N |
Detection limit: | 0.003 mg N absolute |
Combustion temperature: | 1030 °C / 1886 °F |
Helium (He): | purity 99.999% (grade 5.0) |
Oxygen (O2): | purity 99.999% (grade 5.0) |
Compressed air or Nitrogen (N2): | purity 99.6 % (oil and water free) |
Helium (He) pressure: | 3 bar |
Oxygen (O2) pressure: | 3 bar |
Compressed air or Nitrogen (N2) pressure: | 4 bar |
Interfaces: | USB, RS232 |
Power: | 1400 W |
Power supply: | 230 V / 50 - 60 Hz |
Weight: | 54 kg / 119 lb |
Dimensions (WxHxD): | 655 x 510 x 410 mm (655 x 690 x 410 mm including autosampler) |
Application:
The NDA 701 is extremely versatile, being suitable for nitrogen and protein determination in several kinds of sample, in accordance with official AOAC, AACC, ASBC, ISO and OIV methods.
食品/农产品 2015-03-10
1年
是
无
安装现场提供免费操作培训
无
配件非人为损坏免费更换(耗材除外)
4小时电话响应,48小时现场服务
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