KDN-380F automatic Kjeldahl nitrogen analyzer is an automatic instrument that can determine nitrogen content independently according to Kjeldahl method. The main function of this instrument is to be used as a distillation instrument for Kjeldahl nitrogen determination. The instrument automatically adds a set amount of alkali and starts automatic distillation. The distillation time is set by the operator. The distillate is collected in a receiving flask for further titration analysis. It is widely used in the analysis and determination of crude protein in grain, food, feed, soil, fertilizer, water, sediment, chemicals, dairy products, brewing, sugar, medicine, coal, rubber and other substances.
KDN-380F automatic Kjeldahl nitrogen analyzer can also be used for other types of distillation, such as the analysis of sulfur/cyanogen/phenol, and can also be used for direct distillation of nitrogen.
Features
Technical Specifications
Range | 0.1mg to 240mg nitrogen |
Sample volume | solid 0.3 to 8.0g |
Liquid 2.0 ~ 30.0 ml | |
Accuracy | Relative difference 0.3% |
Repeatability | Parallel difference ≤ 0.2% |
Distillation time | 5-8 minutes |
Recovery rate | ≥99.5% |
Distilling capacity | 8 ~ 10 samples/hour |
Voltage | 220V±10%,50HZ~60HZ |
Rated power | 1.3KW |
Overall dimensions | 420x340x710(mm) |
Weight | 17Kg |
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