QSY -2 type Kjeldahl instrument Product features:
1, the design conforms to the international standard for the determination of total nitrogen and protein - kjeldahl distillation, steam distillation sulfuric acid digestion, alkaline environment, boric acid absorption, indicator color decision method of titration end point
2, automatic program automatic acid, alkaline, automatic distillation, acid, alkaline, distillation three-way pipeline system independently
3, plus acid content, and alkaline, and can edit acid content, alkaline content of program and store
4, can be set recovery liquid quantity, control the distillation time, with functions of distillation end voice remind and automatically close the distillation
5, two operating modes with manual control and automatic control function
6, large LCD screen display, operation process to Chinese characters display, distillation time and running state of the machine
7, distiller automatic filling water, prevent dry heating function design, startup power program automatically when water level is not enough to stop distillation
8 buttons, membrane type, acid and alkali resistant finish shell on the front panel, easy to scrub
9, the unique design of distiller observation window, visible stills working status at any time, operation more secure Technical parameters
Work style: fully automatic (excluding titration device)
Sample amount: solid < 5 g; Liquid < 15 ml
Back charge rate: 99.6 + / - 1% or more
Measuring range: 0.1 ~ 200 MGN
Heavy after sex: average relative error of plus or minus 1% (including digest)
Power supply: 220 v / 50 hz
Distillation rate: 2 ~ 5 minutes per sample, 15 to 25 ml/min
Power: 1.2 KW
Water consumption: 2 l/min
Cooling water pressure: > 0.15 million mpa
Cooling water temperature: below 20 °C
Display type: LCD
Screen size: 3.1 inches
Digestive tube specification: length 300 mm, 300 ml volume, diameter of 45 mm
Exterior size: 40 * 42 * 68 cm
Net weight: 22 kg
Introduction
Kjeldahl is an instrument that calculates the protein content by measuring the nitrogen content of the sample based on the principle that the nitrogen content of the protein is constant.
