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The Kjeldahl nitrogen analyzer is an instrument that calculates the protein content by measuring the nitrogen content in the sample based on the principle of constant nitrogen content in the protein. Also known as nitrogen analyzer, protein analyzer, and crude protein analyzer.
Measurement range: 0.06-240mgN;
Measurable sample size: solid<5g, liquid<15ml;
Recovery rate: > 99.5%;
Repeatability: RSD ≤ 0.5%
Distillation time: 0-99 minutes
Distillation power: above 1500W
Data storage: Multiple sample distillation programs.
Water supply: water pressure > 0.15 Mpa
Cooling water consumption:<1.5L/min (water temperature ≤ 20 degrees)
Rated voltage: AC220 ± 10%, power above 1500W.
Delay time: 0-3600 seconds (for easy detection of fertilizers)
Distillation speed: 3-6 minutes/sample
Distillation capacity: 0-30mlmin adjustable
Automatic: adding acid, alkali, diluent, water, distillation, data storage
1. Safe, practical, operable, and cost-effective.
2. Chassis: Overall high-strength ABS engineering plastic, strong corrosion resistance, and rust prevention.
2. Automatic addition of acid, alkali, water, and distillation,.
4. Touch the 7-inch color screen, with a user-friendly interface and easy to operate without a teacher.
5. ★ Various reagents are added using a suction pump to measure, eliminating the safety issues of laboratory personnel caused by pressure type liquid addition and the instability of pressure during liquid addition. Measure by adding liquid volume, in units of 1ml
6. Door switch protection and instrument internal pipeline warranty for 3 years.
7. All types of pipelines are sealed, filled with liquid, with compensation and guarantee functions.
8. ★ The entire gas path is sealed, and acid, alkali, and distilled water are added using independent extraction pumps. It has distillation temperature compensation, manual alkali addition, and powerful functions of intermittent alkali addition.
9. ★ Multi level control, multi-directional anti dry burning function, to prevent dry burning situations.
10. The entire machine (excluding glass parts) is maintenance-free for three years of pipeline maintenance.
Microwave digestion apparatus MDA-1/MDA-2
Who we are
We are professional manufacturer & supplier specialized in Civil Engineering & Material testing equipments since 2003. We can supply various kinds of testing equipments that complies to the following standards ASTM/AASHTO, ISO, EN, DIN JIS, as well as other specialized industry standards. Meanwhile we are authorized oversea market distributer of some famous China testing equipments manufacturer. Our customers come from 6 Continents with more than 90 countries & area since company has been established.
Our advantages
1. Quality assurance--We aim to long term cooperation with every of our customer
2. Reasonable price -- we believe only reasonable price can guarantee reliable quality & service
3. Wide range products--we not only sale own products but also acting products of mulity famous China manufacturers, time saving, easier process, better quality & price, guaranteed service.
4. After-sales service guaranteed--all sold products enjoy 12 months warranty period since products claimed, free spare parts (the transportation cost payment depends on the weight & destination).
5. Fast response & professionalism-- 7/24 response either on sales inquiry or after-sales service, Monday to Friday response within 2 hours, weekend response within 6hours.
6. Multi payment modes--Wire transfer (T/T), Paypal (credit card), Western Union, L/C.
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