Chromatograph
HM L-HPLC-W High Performance Liquid Chromatograph
Usage: Using UV scaning through the same principles but a highly improved form as in thin layer chromatography and column chromatography which allows a very small sample to determinate of the contents of organic substances.
Features: With reliable and stable infusion and detection system, removable front cover is easy for operation, humanity and considerate. High quality, excellent process.
Technical parameters:
- Mini. detection concentration: 5x10-9g/mL
- Qualitative reproducibility:RSD6≤0.1% (Benzene/methanol standard sample)
- Quantitative reproducibility : RSD6≤0.3% (Benzene/methanol standard sample
HM L-GC-T Gas Chromatograph
Usage: To evaluate volatile compounds like fatty acid compounds, essential oil (volatile oil) etc. based on the principle involves separation of components of the sample under test due to partition in between gaseous mobile phase and stationary liquid phase. The components partitioned into gas come out first while other come later.
Features: Versatility, 3 injector positions and 3 detector positions, dual column analysis. FID, TCD, ECD, FPD, NPD, PID, micro TCD are for your refference.
Technical parameters:
--FID:≤5×10-12 g/s (n-hexadecane)
--TCD:10,000 mV-ml/mg (n-hexadecane)
--ECD:≤3×10-14 g/ml (BHC)
--NPD:≤5×10-12 g/s (azobenzene); ≤5×10-13 g/s (malathion)
--FPD:≤1×10-10 g/s (methyl S parathion); ≤1×10-11 g/s (methyl P parathion)
--PID: ≤5×10-12 g/ml
HM L-IC series Ion Chromatograph
Usage: With standard double river road system, HM L-IC300D Double-flow Ion Chromatograph can realize the anion and cation detection simultaneously, and can be selected many kinds of detector and automatic injection system.
Features: Advanced big screen technology and accurate temperature control design. High capacity, many kind of ion chromatographic column can realize the conventional ions, disinfection by-products, organic acids and other components of the analysis.
Technical parameters:
- Maximum pressure: 35Mpa,
- Pressure display accuracy:≤ 0.1Mpa;
- Flow: 0.001~5.000mL/min, RSD < 0.1%
- Output voltage: ±6000mV adjustment
- Detection: 0~35000μs/cm (10 grades available); ≤ 0.0020ns
Spectrophotometer
HM L-SP-V series Visible Spectrophotometer
Usage: Molecules containing π-electrons or non-bonding electrons (n-electrons) can absorb the energy in the form of ultraviolet or visible light to excite these electrons to higher anti-bonding molecular orbitals. HM L-SP-V series Visible Spectrophotometer is routinely used in analytical chemistry for the quantitative determination of different analytes.
Features: Particular optical system, high-performance holographic grating and receiver, ensure excellent performance index of the apparatus. Automatic adjustment with 0%T and 100%T, it is more convenient to set wavelength by hand. It has a parallel printing port, connecting with the printer directly to print data.
Technical parameters:
--Optical system: Single beam, 1200 piece/mm;
-- Wavelength range: 320~1000nm;
-- Spectrum bandwidth: 4nm;
--Minimum resolution wavelength: 0.1nm / 0.5nm;
--Wavelength accuracy: ±1nm / 2nm;
--Transmittance accuracy: ±0.5%T.
HM L-SP-UV series UV & Visible Spectrophotometer
Usage: HM L-SP-UV series UV & Visible Spectrophotometer is routinely used in analytical chemistry for the quantitative determination of different analytes. It is used to identify drug, also for purity and assay determination.
Features: Particular optical system, high-performance holographic grating and receiver, ensure excellent performance index of the apparatus. Automatic adjustment with 0%T and 100%T, it is more convenient to set wavelength by hand. It has a parallel printing port, connecting with the printer directly to print data. Excellent system functions, it can control the switch of deuteriu lamp and tungsten lamp alone. It also can achieve automatic calibration with wavelength and dark current, improving accuracy of tests.
Technical parameters:
--Optical system: Double / Single beam, 1200 piece/mm diffraction grating, 190~1100nm / 200~1000nm;
--Spectrum bandwidth: 0.5,1,2,4, 5nm;
--Wavelength accuracy: ±0.3nm / 0.5nm / 1nm / 2nm;
--Repeatability of wavelength: ≤0.1nm / ≤0.2nm.
HM L-FTIR-G FT-IR Spectrometer
Usage: HM L-FTIR-G FT-IR Spectrometer is used to gather information about compound's structure, assess its purity, and sometimes to identify it. Infrared radiation is absorbed by organic molecules and converted into energy of molecular vibration, either stretching or bending. Different types of bonds, and thus different functional groups, absorb infrared radiation of different wavelengths.
Features: HM L-FTIR-G FT-IR Spectrometer is a single-beam FT-IR spectrometer. Easy to Operate.Powerful Software.Easy Sample Preparation. USB Interfacing. High stable optical system, excellent performance, powerful function, intelligent operation, convenient maintenance, fast scanning, high accuracy and so on.
Technical parameters:
--Spectral Range: 4000~400cm-1
--Resolution: 1.5cm-1
HM L-FRS series Fluorescence Spectrophotometer
Usage: It is a type of electromagnetic spectroscopy which analyzes fluorescence from a sample and satisfies qualitative and quantitative analysis in material research, medicine analysis, biology and clinic examination, water quality analysis and control, food safety detection (dairy products, vitamin C, selenium, aflatoxin) and other fields.
Features: High sensitivity. High scanning speed.new software analysis small dimensions, compact structure, high detection sensitivity, fast scanning speed, wide range of spectral measurement, large detection dynamic range and fast 3-D scanning. Technical parameters:
--Excitation/emission: 200-900nm / 360-650nm
--Accuracy: ±0.4nm / 1nm / 2nm;
--Repeatability: ≤0.2nm / ≤0.5nm / ≤1nm;
--Bandwidth: 2nm, 5nm, 10nm, 20nm;
--Sensitivity: Raman peak of water S/N≥200 / 150.
HM L-FLS-J Flame Spectrophotometer
Usage: HM L-FLS-J Flame Spectrophotometer is a device for measuring light as it interacts with or is emitted by atoms to determine the chemical makeup of substances. This instrument is used for analyzing & measuring the assay & concentration of elements (K, Na, Li, Ca, Ba).
Features:K & Na filters & air-compressor as standard accessories. Li, Ca, Ba filters as optional accessories. Dual channel & 4 digital LED display. Unique ignition path & keyboard operate. Electronic flame failure detection. Fine & coarse sensitivity controls. Operates on L.P.G supply.
Technical parameters:
--Range: K, Na, Li 0~999.9;
--Sensitivity: K, Na 0.2µg/ml;
--Linearity: K 0.2µg/ml, Na 0.7µg/ml;
--Reproducibility: 3%.
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