DHCG-5 fluorescence mercury analyzer

Purpose:

Mainly used for trace analysis of Hg element detection in coal samples.

SN/T 3521-2013 "Simultaneous determination of arsenic and mercury content in imported coal by hydride generation atomic fluorescence spectrometry"

GB/T 16659-2008 "Method for determination of mercury in coal"

Technical Specifications

1.1 Detection limit (D.L.)

Hg≤0.002ng

Mercury testing range: 0~10ppm

Mercury repeatability: ≤ 0.06ppm

1.2 Relative standard deviation (RSD): ≤ 0.8%

1.3 Dual channel, capable of single element determination or simultaneous determination of two elements.

1.4 Light source system

1.4.1 Use high-strength hollow core cathode lamps:

1.4.2 Using coding technology, the instrument automatically recognizes hollow cathode lamps.

1.4.3 Adopt bundle pulse power supply method.

1.5 Optical System: Colorless astigmatic optical system.

1.6 Atomizer: Efficient shielded quartz atomizer

1.7 Detection System: Adopting a high signal-to-noise ratio photoelectric detection system.

1.8 Sample import method: Built in intermittent pump injection hydride generator.

1.9 Imported quartz needle tube is used, with computer-controlled injection volume.

1.10 Two stage gas-liquid separator

1.11 Gas Circuit Design: Equipped with an automatic gas circuit protection device, capable of automatic control and diagnosis of the gas circuit, and can automatically cut off the gas source when turned off.

1.12 Optical Path Structure: A sealed dimming system with a built-in argon hydrogen flame and a hidden observation window.

1.13 Circuit Design: Single motherboard modular circuit design with power on self-test function.

1.14 Environmental design: equipped with harmful element capture trap device.

1.15 Configure the pre-processing module for morphological analysis, which can perform Hg morphological analysis.

1.16 software system, powerful Windows Chinese software operating system

1.17 can achieve automatic system diagnosis, automatic sample measurement, and standard curve measurement,

1.18 The sample number supports Chinese input, and users can change the significant digits of the data as needed;

1.19 provides multiple calculation units for users to choose from;

1.20 supports multiple working curves, enabling comprehensive data switching between software data systems and Office systems.

1.21 Equipped with a dedicated trace analysis module and a specialized platinum iridium alloy valve.

1.22 Instrument size: 550 * 490 * 390

1.23 Instrument weight: 40KG

1.24 Host power: ≤ 200W