Automatic injection type grain heavy metal detector, spectrometer

Automatic Sample Type Grain Heavy Metal DetectorEDX8600EM

1Purpose:Mainly used for detecting heavy metals in grains such as rice, brown rice, rice, wheat, corn, soybeans, etc;

2Instrument configuration: Each set of equipment includes:

2.1One integrated testing host (including computer) and automatic sampling system

2.2 100 sample cups

2.3 Two cup holders for placing sample cups

2.4National standard material of Rice noodles with heavy metal content 1set

2.5Tools related to instrument use and maintenance1set

2.6Wireless key and mouse kit 1set

2.7Specialized testing software (including user manual) 1set

3Basic principles and requirements of instruments

3.1Technical principle: After the sample is irradiated with X-rays, the inner shell electrons of the element are excited, causing an electronic energy level transition and emitting the characteristic X-ray fluorescence of the element. Qualitative and quantitative analysis of elements can be carried out by measuring the intensity of characteristic X-ray fluorescence emitted by the elements in the sample.

3.2Working voltage: AC220VOperating current: not greater than1A.

3.3Environmental adaptability: Adapt to the environmental conditions of grain procurement sites and ensure the accuracy and stability of test results.

▲3.4The instrument is capable of simultaneously detecting cadmium in grain samples such as rice, brown rice, rice, wheat, and corn(Cd)Selenium(Se)Performance of heavy metal elements such as arsenic (As) and lead (Pb) content（provideCd、Se、As、 Pb and other multi-element have passed the standard applicability verification review opinions and report certification documents organized by the National Grain Administration Standard Quality Center）.

3.5 Operation mode: Full touch screen operation, simple software operation interface, easy to use.

3.6 Sample Processing and Loading: After the grain samples are roughened and crushed, they can be directly tested by loading them into a sample cup. Sample loading is simple and convenient, without the need for consumables such as testing films, and the sample cup can be recycled.

3.7 Testing time: Screening (single sample test), single element ≤ 3 minutes; Accurate quantification, multi-element ≤ 20 minutes (Cd quantification test ≤ 10 minutes, Se, Pb, As total quantification time ≤ 10 minutes).

▲3.8 The instrument has sound and light alarm prompt function: according to the detection status light, different colors are displayed, and if the test result exceeds the standard, the horn will sound an alarm（Sound and light alarm function provides manufacturer's official seal color page proof）.

3.9 The X-ray tube integrates an integrated heat dissipation and real-time temperature control system, and the software has an over temperature warning function to prevent the instrument from working continuously for a long time and damaging the X-ray tube due to high temperature.

▲3.10 Number of bits for automatic sampling system:>50 bits. The instrument host and automatic sampling system are integrated, and the automatic sampling system is sealed as a whole with dust-proof function. The instrument has good portability, and the whole machine (including the host and automatic sampling system) can be directly used in a sedan without disassembly and assembly（Provide manufacturer's official seal color page and vehicle mounted image proof that the entire machine does not require disassembly and assembly）.

4.Technical specifications requirements for the host

▲4.1 Detection limits: Cadmium (Cd) ≤ 0.02mg/kg, Selenium (Se) ≤ 0.03mg/kg, Arsenic (As) ≤ 0.04mg/kg, Lead (Pb) ≤ 0.04mg/kg（Provide the country where the product is being offeredStatutory metrological verification institutionsTest report proof）.

▲4.2 Analysis precision (when the content is 0.2mg/kg): RSD (Cd) ≤ 5%, RSD (Se) ≤ 5%, RSD (As) ≤ 10%, RSD (Pb) ≤ 10%（Provide the country where the product is being offeredStatutory metrological verification institutionsTest report proof）.

4.3 Detector: Fast SDD detector, integrated package, energy resolution ≤ 129eV.

4.4 High voltage power supply: High precision digital control high voltage power supply, high voltage ≥ 65kv, power ≥ 100W, 8-hour stability ≤ 0.03%.

4.5 X-ray tube: High quality air-cooled side window X-ray tube and tungsten target, ≥ 65kv.

4.6Collimator and filter system: ≥3Automatic switching between group collimation and filtering system to achieve other functionsKTheCaTheFeTheZnAccurately measure dozens of element classifications.

▲4.7 Whole machine volume (including host and automatic sampling system)：≤0.12 m³（Provide manufacturer's official seal color page proof）.

▲4.8 Whole machine weight (including host and automatic sampling system)：≤55Kg（Provide manufacturer's official seal and color page proof）.

4.9 Analysis accuracy: The absolute difference between two independent measurement results shall not exceed 20% of the arithmetic mean.

4.10 The X-ray detector of the instrument has a special protection system to prevent damage to the detector due to human error.

4.11 can quickly and accurately detect the content of heavy metal cadmium (Cd) in soil, with an accuracy rate of 90%.

▲4.12 The instrument has passed CE certification and has good anti vibration performance, complying with GB/T4857.10-2005（Provide proof of vibration testing report from a third-party testing agency）.

5Special testing software functions and requirements:

5.1 Software mode types: screening mode, quantitative mode.

5.2 Software Permission Classification: Administrator (Expert Mode), Operator (Test Mode).

5.3 Software result output: The test report is automatically generated and can be output in formats such as BMP, PDF, HTML, XLS, etc. It can automatically save the report, output the report, and customize the report template and Excel format (multiple report formats can be selected, PDF format can prevent modification).

5.4 The software has automatic saving of test status and one click data backup and restore function to ensure the security of the software database.

5.5 Sample information input and detection report output and query are managed through QR code, eliminating the need for manual information input throughout the process, preventing human errors, improving work efficiency, and ensuring data accuracy.

5.6 The specialized analysis software for heavy metals has obtained the computer software copyright certificate from the National Copyright Administration and obtained the software product certificate（Provide software product certificate proof documents）.

6、Radiation safety performance of the instrument:

6.1 The instrument has no radiation leakage during use, ensuring radiation safety and meeting the following requirements:

(1) Safety measures: The X-ray tube does not work when the sample chamber cover is not closed, ensuring the safety and operation of the testing personnel;

(2) There is a hardware design that guarantees no radiation leakage, and the radiation level during operation is much lower than international safety standards, with no radiation leakage;

(3) Hardware linkage device can still control the equipment in case of software failure, ensuring the personal and environmental safety of the equipment during use;

6.2 High level of product radiation protection: A third-party testing institution authorized by the state issues a safety (radiation dose) test report for the instrument when the tube voltage is ≥ 65kV. The test results show that it meets both the national standards GBZ115-2002 "Health Protection Standards for X-ray Diffraction and Fluorescence Analyzer" and GB18871-2002 "Basic Standards for Ionizing Radiation Protection and Radiation Source Safety".

6.3 The production, sales, and use of the product have obtained the qualification of "Radiation Safety License"..

▲6.4 The product has obtained radiation exemption management from the provincial environmental protection authority, and end users do not need to apply for exemption management again（Provide a radiation exemption management certificate for the products under the condition of working voltage ≥ 65kV approved by the provincial environmental protection department）.Automatic injection type grain heavy metal detector, spectrometer Automatic injection type grain heavy metal detector, spectrometer