Varian
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| Brand | Varian |
|---|---|
| Origin | USA |
| Model | SpectrAA-220 |
| Detection Principle | Flame and Graphite Furnace Atomic Absorption Spectroscopy |
| Wavelength Range | 185–900 nm |
| Graphite Furnace Detection Limit (Cd) | ≤0.37 pg |
| Flame Detection Limit (Cu) | ≤0.0057 mg/mL |
| Precision (Graphite Furnace, Cd) | RSD <2% |
| Precision (Flame, Cu) | RSD <0.3% |
| Atomization System | Transversely Heated Graphite Tube (LTT-HP/LTT-HGO compatible) |
| Sample Introduction | Manual or SPS-5 Autosampler / SIPS-10 Dilution Module (optional) |
| Light Source | Multi-element Hollow Cathode Lamps |
| Dimensions (est.) | 800 × 500 × 450 mm (L×W×H) |
| Weight (est.) | 70–90 kg |
| Compliance | ASTM E1376, ISO 8288, USP <730>, GLP-ready data handling |
| Brand | Varian |
|---|---|
| Origin | USA |
| Model | VK 5010 |
| Instrument Age | 4 years |
| Warranty | 6 months |
| Configuration | Complete CLH System |
| Regulatory Compliance | Designed to meet legacy USP <621> and ASTM D5292-17 chromatographic performance criteria for liquid-phase separation systems |
| Software Environment | Compatible with Varian Star v6.x and OpenLab CDS (via legacy driver support) |
| Detector Type | UV-Vis (dual-wavelength, 190–800 nm), fixed wavelength or variable wavelength mode |
| Flow Rate Range | 0.001–10.000 mL/min (±0.1% RSD) |
| Pressure Rating | Up to 6000 psi |
| Injection Precision | ≤0.3% RSD (n = 6, 10 µL loop) |
| Column Compatibility | Standard 1/16″ stainless steel tubing, 2.1–4.6 mm ID columns, 50–250 mm length |
| Brand | Varian |
|---|---|
| Origin | USA |
| Model | VK 7025/7030 |
| Year of Manufacture | ~2019–2020 (4 years in service) |
| Warranty | 6 months |
| Compliance | USP <711>, EP 2.9.3, JP XVII, ChP 0931 |
| Sample Capacity | 6 or 8 vessels |
| Temperature Control Range | 25–45 °C (±0.2 °C stability) |
| Rotation Speed | 25–250 rpm (±1 rpm accuracy) |
| Sampling Modes | Synchronized or sequential |
| Data Output | RS-232, parallel printer interface |
| Display | Backlit LCD with password-protected parameter access |
| Certifications | Fully documented refurbishment per GMP-aligned QA protocol |
| Brand | Varian |
|---|---|
| Origin | USA |
| Model | VK QAII C |
| Instrument Age | 4 years |
| Warranty | 6 months |
| Configuration | Complete test kit (including calibration tools, standard vessels, paddles/baskets, temperature probe, and timing verification accessories) |
| Compliance | Designed to meet USP <711>, <724>, and ASTM D5799 requirements for dissolution apparatus qualification |