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| Brand | Gangdong |
|---|---|
| Origin | Tianjin, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Laboratory FTIR Spectrometer |
| Spectral Range | 7800–350 cm⁻¹ |
| Resolution | Better than 1 cm⁻¹ |
| Scan Speed | 1 scan/sec |
| Signal-to-Noise Ratio | 45,000:1 (peak-to-peak, 4 cm⁻¹, 1-min background + sample scan, at 2100 cm⁻¹) |
| Detector | Imported High-Sensitivity DTGS or MCT (configurable) |
| Beamsplitter | Ge-coated KBr substrate |
| Source | Long-life Air-Cooled High-Intensity IR Source |
| Linearity | 0.1% |
| Dimensions | 430 × 360 × 200 mm |
| Weight | 15 kg |
| Interface | USB 2.0 |
| OS Support | Windows 7 Professional, Windows 10 Professional |
| Brand | Gangdong |
|---|---|
| Origin | Tianjin, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Instrument Type | Laboratory Benchtop FTIR |
| Spectral Range | 7800–350 cm⁻¹ |
| Resolution | < 0.5 cm⁻¹ |
| Scan Speed | 130,000 scans/sec (real-time dynamic mirror alignment) |
| Signal-to-Noise Ratio | 30,000:1 (at 4 cm⁻¹, 1-min scan) |
| Detector | Imported High-Sensitivity DLATGS |
| Beamsplitter | Ge-coated KBr substrate with hydrophobic anti-moisture layer |
| Laser Reference | He–Ne stabilized interferometer |
| Data Interface | USB 2.0 |
| Software Compliance | 21 CFR Part 11–ready audit trail, three-tier user permission architecture |
| Dimensions | 543 × 455 × 248 mm |
| Power Supply | AC 220 V / 50 Hz |
| Brand | Gangdong |
|---|---|
| Origin | Tianjin, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Instrument Type | Laboratory FTIR Spectrometer |
| Spectral Range | 7800–350 cm⁻¹ |
| Resolution | <1.0 cm⁻¹ |
| Signal-to-Noise Ratio | ≥30,000:1 (peak-to-peak, 4 cm⁻¹ resolution, 1-min scan, 2100 cm⁻¹) |
| Wavenumber Accuracy | ±0.01 cm⁻¹ |
| Detector | Imported Pyroelectric Detector |
| Beamsplitter | Ge-coated KBr substrate with moisture-resistant coating |
| Source | Long-life, high-intensity air-cooled IR source |
| Data Interface | USB 2.0 |
| Operating System Support | Windows XP, Windows 7 |
| Dimensions | 450 × 350 × 210 mm |
| Weight | 14 kg |
| Brand | Gangdong |
|---|---|
| Origin | Tianjin, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Instrument Type | Laboratory Benchtop FTIR Spectrometer |
| Instrument Architecture | Michelson Interferometer with Corner-Cube Retroreflectors |
| Optical Design | Double-Pass, Compensated Beam Path |
| Detector | High-Sensitivity DTGS with Optional MCT Upgrade |
| Spectral Range | 4000–400 cm⁻¹ (standard), extendable to 7800–350 cm⁻¹ |
| Resolution | ≤0.5 cm⁻¹ (user-selectable down to 0.25 cm⁻¹) |
| Signal-to-Noise Ratio | ≥30,000:1 (at 4 cm⁻¹, 1 min scan, peak-to-peak) |
| Scan Speed | Up to 10 kHz mirror velocity |
| Data Acquisition | 24-bit ADC, 125 kHz sampling rate |
| Compliance | ASTM E1421, ISO 17025 (when operated in accredited labs), USP <1119>, GLP-compliant data integrity architecture |
| Brand | Gangdong |
|---|---|
| Origin | Tianjin, China |
| Manufacturer Type | Manufacturer |
| Product Type | Domestic |
| Model | Zhiview Smart |
| Price Range | USD 14,000–21,000 (FOB) |
| Instrument Category | Fourier Transform Type |
| Form Factor | Portable |
| Wavenumber Range | 7800–350 cm⁻¹ |
| Resolution | 1 cm⁻¹ |
| Scan Speed | Software-selectable via PC control |
| Signal-to-Noise Ratio | 20,000:1 (peak-to-peak, 4 cm⁻¹, 1-min scan at 2100 cm⁻¹) |
| Brand | Gangdong |
|---|---|
| Origin | Tianjin, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Laboratory Benchtop |
| Spectral Range | 4000–400 cm⁻¹ |
| Spectral Resolution | 2 cm⁻¹ |
| Scan Speed Options | 5 Adjustable Settings (Very Fast, Fast, Normal, Slow, Very Slow) |
| Signal-to-Noise Ratio | 15,000:1 (at 4 cm⁻¹, 1 min scan, DTGS detector) |
| Wavenumber Accuracy | ±4 cm⁻¹ (4000–2000 cm⁻¹), ±2 cm⁻¹ (2000–400 cm⁻¹) |
| Wavenumber Repeatability | ≤2 cm⁻¹ (4000–2000 cm⁻¹), ≤1 cm⁻¹ (2000–400 cm⁻¹) |
| Transmittance Accuracy | ±0.2%T (excluding noise floor) |
| Transmittance Reproducibility | ≤0.5%T (1000–930 cm⁻¹) |
| Baseline Flatness | ≤±0.2%T |
| Stray Light | ≤0.5%T (4000–650 cm⁻¹), ≤1.0%T (650–400 cm⁻¹) |
| Detector | Imported DTGS (Deuterated Triglycine Sulfate) |
| Data Interface | USB 2.0 |
| OS Compatibility | Windows XP, Windows 7 |
| Brand | Gangdong |
|---|---|
| Origin | Tianjin, China |
| Manufacturer | Gangdong Technology Co., Ltd. |
| Model | TG-FTIR |
| Instrument Type | Laboratory Benchtop System |
| FTIR Spectral Range | 7800–350 cm⁻¹ |
| FTIR Resolution | 0.5 cm⁻¹ |
| Scan Speed | 130,000 scans/sec |
| Signal-to-Noise Ratio | 30,000:1 |
| Gas Cell Path Length | 100 mm |
| Gas Cell Material | Stainless Steel |
| Gas Cell Internal Diameter (max/center) | 28 mm / 16 mm |
| Gas Cell Volume | 38.5 mL |
| IR Window | 38 × 6 mm BaF₂ or KBr (standard) |
| Transfer Line | 3 mm OD × 1 m PTFE-sheathed heated tubing |
| Gas Cell Max Temp | 300 °C |
| Transfer Line Max Temp | 230 °C |
| Temp Control Accuracy | ±1.0 °C |
| Detector | Imported High-Sensitivity DLATGS (Deuterated L-Alanine Doped Triglycine Sulfate), Liquid-Nitrogen-Free Operation |
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