Instrument features:

1. Detection module: Instrument set chemical spectrophotometry, colloidal gold immunochromatography, dry chemistry, enzyme inhibition, thin layer chromatographyMultiple detection modules such as ATP fluorescence and titration are integrated.

2. Box design: The box is made of high impact resistant polymer polymerABS material, adopting a portable design, with an integrated design of the instrument host and box, possessing seismic and compressive resistance as well as electromagnetic shielding properties.

3. Display system:Color touch screen with a display resolution of 1024 × 768 pixels.

4. Storage System: InstrumentsEquipped with a hard drive to meet the storage needs of a large amount of data.

5. Communication system: Instruments pass throughWiFi and other communication modules enable wireless internet access and data transmission functions.

6. Data interface: equipped withUSB interface and Ethernet interface.

7. Printing system: Equipped with a high-speed thermal printer, it can print information such as sample number, testing date, concentration, testing results, and unit. The instrument can be connected to an external printer to automatically generate and print inspection reports.

8. Power supply system: AC/DC dual-purpose power supply system. Built in lithium batteryCan be used continuously for more than 4 hours.

9. Operating System:Windows operating system, each detection module adopts an independent operating interface, making it convenient to search for detection items; The system has built-in speakers for easy playback of audio and video files. The operating software has independent intellectual property rights, making it easy to upgrade and improve.

10. Software upgrade: The instrument equipment supports remote upgrade and can also be connected externallyUpgrade the system and testing items using a USB drive.

Technical indicators:

(1)Chemical spectrophotometric colorimetric analysis module

1. Light source system: adopting an all solid state structure, with no movable parts in the optical path, simple structure, strong anti-interference, anti vibration, and anti moisture performance, and high detection accuracy; Equipped with automatic light source switching and energy-saving function, the service life of the light source is up toMore than 100000 hours.

2. Wavelength range:300 nm~800 nm, instrument self calibration upon startup

3. Wavelength repeatability:≤2.0 nm

4. Wavelength indication error:≤±10.0 nm

5. Stability: ≤ 0.010 /30 min

(II)Enzyme inhibition analysis module

1. Detection principle: Enzyme inhibition method is used to achieve rapid detection of organophosphorus and carbamate pesticide residues, and the method is consistent with《GB/T 5009.199-2003 Rapid detection of organophosphate and carbamate pesticide residues in vegetables "," NY/T 448-2001 Rapid detection method for organophosphate and carbamate pesticide residues in vegetables ", and" Rapid detection of dichlorvos, propiconazole, methomyl, carbofuran, and dichlorvos residues in vegetables (KJ201710) ".

2. Detection limit:0.01 mg/kg~3.0 mg/kg

3. Wavelength repeatability:≤2.0 nm

4. Wavelength indication error:≤±10.0 nm

5. Stability: ≤ 0.010 /30 min

(3)Colloidal gold immunochromatography/Dry chemical analysis module

1. Testing items: Suitable for the detection of residues of veterinary drugs such as clenbuterol hydrochloride, ractopamine, salbutamol, chloramphenicol, sulfonamides, etc.

2. Optical sensor: using linear array processing technology and advanced scanning to read data.

3. Detection method: Software can customize recognitionCT line and accurately identify the peak position and height of the CT line. The software supports CT line width and spacing settings, and can display detection curves in real-time.

(IV)Thin layer chromatography analysis module

1. Testing items: Suitable for the detection of pesticide residues such as pyrethroids, organochlorine compounds, organophosphates, amino acid esters, and trichlorfon in vegetables and fruits. A single test can identify multiple pesticides in multiple samples, such as pyrethroids (such as deltamethrin, chlorpyrifos, cypermethrin, etc.), organochlorine compounds, and trichlorfon alcohols. At the same time, it can achieve rapid detection of food additives (potassium sorbate and dehydroacetic acid, etc.), sweeteners (acesulfame, sodium saccharin), synthetic pigments (lemon yellow, sunset yellow, carmine, amaranth, seduction red, and bright blue, etc.) that are prone to abuse in food.

2. Result output: The imaging spots are output in spectral form, and the detection results are displayed in digital form. The detection results can be automatically judged based on the built-in national standard reference limit.

(V)ATP fluorescence analysis module

1. Scope of application: Suitable for testing the cleanliness of surfaces such as food, tableware, and hands.

2. Detection precision:2×10^-18mol ATP

3. Precision detection:≤ 1 RLU (relative luminous unit)

4. Testing time:≤ 15 seconds

5. Accuracy error:±5%

software system

1. Software compatibility: It can seamlessly integrate with the system software interface to achieve automatic uploading of sample information and detection data.

2. Data collection and analysis: The sample measurement interface of each detection module can automatically complete the collection of detection data, and automatically analyze and process it according to the built-in limit standards, judge the detection results, and generate detection reports automatically; The software can automatically diagnose system faults.

3. Management function: The software can achieve comprehensive management of the detection system, including project selection management, sample detection management, sample information management, limited standard library management, record report management, parameter setting management, and system management.

4. Module management: Each testing module adopts an independent operating interface, which can input information such as sample number, sample name, tested unit, testing time, testing institution, testing personnel, and testing location.

5. Storage function: Software can storeMore than 100000 pieces of testing data can be queried in a unified database or independent databases for each testing module, and data printing, export, and upload management can be implemented. The exported data is in EXCEL format.

6. Result judgment: The instrument has built-in national standard limit values for various detection indicators, which can automatically judge the detection results based on the selected detection items.

7. Equipment number: Each device has a unique factory number.

8. Operation guidance: The software comes with built-in operation videos and instructions for easy reference and learning.