1、 Product Introduction
The multi-module comprehensive food safety detector is designed with an integrated and multi-module design, with built-in spectrophotometry detection module, dry chemistry (colloidal gold) detection module, thin layer chromatography detection module, fluorescence detection module, and electrochemical detection module; The operation is simple, the configuration is complete, the law enforcement is portable, and the detection items are rich. It can detect dozens of detection items such as pesticide residues, food physicochemical, veterinary drug residues, and illegally added residues.
2、 Performance characteristics
1. Integrated multi module design with built-in spectrophotometric detection module, dry chemical (colloidal gold) detection module, thin layer chromatography detection module, heavy metal detection module, and ATP fluorescence detection module.
2. There are a variety of testing items, including pesticide residues, food physicochemical properties, veterinary drug residues, illegal additives, and similar residues. There are over a hundred types of testing items that can be tested.
3. 10 independent detection channels. Each channel is composed of a set of light sources and detectors, which do not interfere with each other.
4. Display: 15 inch color LCD capacitive touch screen.
5. The instrument can interface with the regulatory platform for data, enabling automatic uploading of detection data.
6. Supports 10M/100M Ethernet and 802.11b/g/n WIFI wireless networks; Capable of accessing the internet and transmitting data.
7. Equipped with 2 USB interfaces, it can support USB HUB expansion, 3G/4G wireless network card, USB flash drive, keyboard, mouse and other external devices.
8. Large capacity storage space, equipped with internal database function to store massive amounts of data.
9. The instrument is equipped with a micro thermal printer, which can print detection data at any time.
10. The instrument is equipped with a built-in lithium battery to meet the needs of various on-site testing environments such as indoor, outdoor, and vehicular.
11. Equipped with built-in speakers and video player, the instrument can provide voice prompts during use and play experimental demonstration videos.
12. The system is equipped with the latest national limit standards for relevant testing items, which can automatically determine the results.
13. Users can upgrade their instruments according to their actual needs through software updates, without the need for special tools or factory upgrades.
14. Built in multiple sample name information, with enterprise information management function, users can quickly select, add, adjust, and modify sample names, manufacturers (suppliers), and other information.
15. Built in WIFI, wireless internet access within the WIFI coverage area.
16. The screen tilt angle is adjustable.
17. The operation interface directly displays the operation guide and operation help video. Based on the currently selected detection project, the operation guide and help video of the project are displayed, without the need to open other programs or exit the current detection program, making it more user-friendly and convenient.
3、 Technical parameters of each module
1. Technical parameters of the spectrophotometric detection module:
(1) Spectrophotometer detection module: adopts a 10 channel (including) optical path system, with each channel using the same light source to ensure the consistency of detection results for each channel
(2) The light source adopts ultra-high brightness LED, with a wavelength range of 400nm-700nm, and at least 4 wavelengths can be selected to meet the experimental requirements.
(3) One measurement can achieve simultaneous detection of 10 items and generate detection reports for 10 items.
(4) Range of absorbance values: 0.000-4.000A
(5) Repeatability error: absorbance (A) ≤ 0.003
(6) Stability: photoelectric drift (A) ± 0.002 (3 minutes)
(7) Absorbance accuracy: ± 2.0%
(8) Linear error: ± 1.0%
2. Technical parameters of dry chemical (colloidal gold) detection module:
(1) Detector: CMOS detector, which instantly captures all images simultaneously.
(2) Light source: Ultra bright LED light source, circular array, ensuring uniform illumination.
(3) Detection system: All solid-state system, no moving parts, high reliability.
(4) COMS directly collects the original photometric signal of the image, rather than detecting it through image processing, to ensure the accuracy and stability of the detection data.
(5) Calibration function: Automatically calibrate the brightness and baseline, ensuring consistency in center and edge brightness, and compensating for inconsistent reflection features caused by structural differences between different detection cards.
(6) Recognition function: CT line position can be customized for recognition, supporting line width and spacing settings, automatically and accurately identifying the peak position and height of CT lines.
(7) It can detect various items such as veterinary drug residues and illegal addition.
(8) Fast detection speed, single detection time less than 5s
(9) Repeatability: RSD ≤ 1%.
(10) Stability: ≤ 0.15.
(11) Accuracy: ± 10%
3. Thin layer chromatography detection module
(1) Detection efficiency: four types of pesticide residues, including Deltamethrin, permethrin, bifenthrin and Fenpropathrin, can be detected at the same time and displayed by classification;
(2) It can automatically collect, process and analyze, display the detection results in digital form, and automatically judge the detection results based on reference limits;
(3) Light source: dual array line LED light source;
(4) Detector accuracy: ≥ 3 million PX;
(5) Sample cell: Designed with a "troubleshooting" groove of ≥ 25mm to ensure the stability of the chromatographic plate;
(6) Chromatographic plate sampler: total capacity 20ul, accuracy ± 1%;
(7) Wavelength: 254 nm;
(8) Wavelength indication error: 0.2nm;
(9) Wavelength repeatability: 0.2nm;
(10) Adopting CMOS sensor imaging technology, the detection data can be displayed in digital form and the detection results can be automatically determined based on the reference limit value;
(11) CMOS detection method: reflective.
4. Fluorescence detection module
(1) Rapid detection of disinfection results for food processing equipment, workbenches, dining utensils, etc.
(2) Rapid detection of microorganisms in drinking water.
(3) Detect organic residue and block microbial growth environment.
(4) Quickly detect whether the sanitary environment is clean and can be cleaned again in a timely manner.
(5) Instant evaluation of medical environment work platforms (device surfaces, endoscopes, air).
(6) Fluorescence detector products can provide rapid sanitary analysis and microbial detection for surfaces, food and water that may be contaminated by Biogenic substance. Compared with traditional methods that are time-consuming and laborious, this method for detecting hygiene and microorganisms can quickly confirm cleanliness and release products.
(7) Assist in establishing hygiene testing procedures for the workplace. The entire process includes the use of testing devices and swabs, setting pass/fail values based on the historical records of testing results, and thereby improving food safety and quality.
(8) Widely used in various industries such as food, beverages, cosmetics, pharmaceuticals, papermaking, environmental protection, petroleum and power industries, and healthcare.
5. Electrochemical detection module.
(1) The anodic dissolution method is used to detect the content of heavy metals, and on-site analysis is conducted to meet the needs of rapid on-site monitoring. Can achieve heavy metal analysis and testing. Sampling, weighing, extraction, testing, and displaying results can be completed in just a few minutes.
(2) Common heavy metal pollutants that can be measured include copper (Cu), lead (Pb), cadmium (Cd), arsenic (As), and mercury (Hg).
(3) Using simple, fast, and safe pre-treatment methods to process samples; Only use extraction solutions that do not cause secondary pollution to the environment for treatment, without the need for complex microwave digestion instruments.
(4) The accompanying illustrated operation manual is easy to understand and does not require operators with a deep chemical background to complete the operation.
(5) Quick connection electrode design allows operators to remove or install it at any time.
(6) Based on Windows operating software, the LCD display screen can display test data spectrograms
