| Customization: | Available |
|---|---|
| After-sales Service: | 12 Months |
| Warranty: | 12 Months |
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Main features:
-Five detectors to choose (TCD, FID, FPD, NPD, ECD)
-Unit-type overall structure design, convenient for installation and maintenance
-Large-volume column box, three chromatographic columns can be installed at the same time.
-The design of the instrument is reasonable and flexible, and any three detectors can be installed at the same time, and there are three independent circuit systems and three signal output terminals.
-Flexible packed column and capillary column system can be connected with capillary columns of different calibers
-Stable temperature control system, 10-stage temperature program, sampler and each detector can be independently controlled temperature, and has over-temperature protection function.
The heating zone can be controlled by seven channels
-The host automatically ignites analysis through the workstation
-Strong expansibility, the instrument can be upgraded to GC/MS
Inlet: Magnetic fixed sampling system is adopted.
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| NB-4000A Gas Chromatographs | Head-space sampler |
Detector:
Hydrogen flame detector
| Detection limit | M≤1×10-11 g/s (n-hexadecane) |
| Noise | ≤5×10-14A |
| Linear range | 107 |
| Drift | 1×10-13 A/30min |
| Oven volume | 300×300×200mm |
| Temperature range | room temperature +5ºC-400ºC |
| Overheating protection | any temperature within 400ºC can be set |
| Temperature control accuracy | 0.1ºC |
| Heating program | 10 steps |
| Heating rate | 0-40°C/min (incremental 0.1°C/min) |
| Serial No. | Product Name | Specification | Quantity | Performance Description |
| 1 | Gas chromatographs | NB-4000A | 1 set | Chromatograph host Ten-stage heating Large screen LCD display Over temperature protection Back door |
| 2 | Detector | FID | 1 set | |
| 3 | Automatic ignition button | 1 set | ||
| 4 | Chromatography workstation software | Original factory workstation software | 1 set | |
| 5 | Capillary sampling device | 1 set | ||
| 6 | Capillary column | 1 set | Ethylene oxide detection | |
| 7 | Spare parts | 1 piece | ||
| 8 | Head-space sampler | EW-2HS | 1 set | |
| 9 | Bayonet pliers | 1 piece | ||
| 10 | Aluminum cap | 1 pack | ||
| 11 | Rubber stopper | 1 pack | ||
| 12 | Air | Air + 40L cylinder + valve | 1 bottle | |
| 13 | High purity hydrogen | Hydrogen +40L cylinder + valve | 1 bottle | |
| 14 | High purity nitrogen | Nitrogen +40L cylinder + valve | 1 bottle | |
| 15 | Computer | Brand | 1 set | |
| Remarks: The installation and debugging of chemical glass reagents and standard products are all prepared by the user. | ||||
FAQ
1. How can I choose the suitable one?
Dear customer, please tell us your detailed requirements by mail or online, we will recommend the suitable one as your request.
2. Does your price is competitive?
Dear customer, we make sure to offer you the best quality with competitive price.
3. How can I pay?
Dear customer, we accept many payment term, such as T/T, Western Union…
4. When I receive it after pay?
Dear customer, normal models can be delivered with 5-7days, please contact us to check transport time to your address.
5. How to deliver?
Dear customer, we can send by Express, by Sea and by Air.
6. Is will be broken during transport?
Dear customer, please do not worry, we do standard export package.
7. What should I do if I do not know how to use?
Dear customer, please do not worry, manual user will be sent together, you can also contact us with more technological support.
8. What should I do if some parts broken?
Dear customer, please do not worry, we have 12months warranty except wear parts. You can also buy parts from us after 12months.
Pre-sale service
· 24hours online to ensure quick response to customers' inquiry or online message;
· Guide customers to choose the best suitable machine model;
· Offer detailed specification and competitive prices;
Contract execution
· Machine production will be arranged strictly according to the contract;
· Machine photos will be sent to you for inspection during production;
· Send customs clearance documents by DHL;
· Update latest news after delivery and prepare customs clearance;
After-sale service
· 12 months warranty except for wear parts;
· Broken spare parts (except for wear parts) will be sent for free due to quality problems;
· In time response to customers technical problems;
· New products update for customers' reference
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