1. Applicable Range:
Used for rapid testing formaldehyde contents in all kinds of
textiles.
2. Relevant Standards:
GB/T2912.1 GB/T 2912.2 GB18401 SN/T2195 etc.
3. Instrument characteristics:
1.In accordance with national standard method, determination and
absorbance values of formaldehyde can be detected by using
extraction;
2.Host (own LCD display) and two-way computer controlled, automated
spectral dataprocessing,report printing.
3.With functions of absorption curve, selected wavelength,
absorbance, transmittance, etc
4.Spectrophotometer structure, four-station automatic testing, an
automatic test three samples
5.Automatic calibration 100% T and 0% T.
4. Technical parameters:
| Working pattern | computer control, the Chinese liquid crystal display, report printing,graphic computer software can be connected to the test. |
| Range and accuracy | transmittance0% -100%; absorbance 0-2 .0; formaldehyde
content5.00-500.00mg/kg (sample dilution of up to 5000mg/kg) |
| Accuracy of measuring strength | formaldehyde content ≤ 2% F.S |
| Light sources | Imports of long-life tungsten halogen |
| Optical system | self-aligned-type optical design, 1200 / mm diffraction grating monochromator |
| Wavelength range | 325-1000nm |
| Spectral Bandwidth | 5nm |
| Wavelength accuracy | ± 2nm |
| Wavelength Repeatability | 1nm |
| Power source | AC220V±10% 50Hz 50W |
| External dimensions | 400×300×200mm |
| Weight | 10kg |
