Environmental Test Chamber
Filter
Showing 2911–2940 of 3650 results
| Origin | Shanghai, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | QUV1003 (Spray-Type) |
| Price | USD 10,600 (FOB Shanghai) |
| Illumination Temperature Range | RT+10°C to 70°C |
| Black Panel Temperature Range | RT+10°C to 70°C |
| UV Wavelength | UV-B, 280–315 nm |
| Chamber Internal Dimensions (L×W×H) | 450 × 1165 × 500 mm |
| Temperature Uniformity | ±3°C |
| Humidity Range | ≥75% RH |
| Irradiation/Cold Condensation Cycles | 4 h UV / 4 h condensation or 8 h UV / 4 h condensation |
| Lamp Center-to-Center Spacing | 65–70 mm |
| Specimen-to-Lamp Distance | 55 mm |
| Standard Specimen Size | 75 × 150 mm |
| Water Requirement | Deionized or distilled water, ~8 L/day |
| External Dimensions (D×W×H) | 600 × 1325 × 1480 mm |
| Key Features | UV-B irradiation (280–315 nm) |
|---|---|
| Irradiance control | 0.72 W/m² @ 313 nm |
| Lamp power | 25 W per tube |
| Test chamber volume | 450 × 1165 × 500 mm (L×W×H) |
| Black panel temperature range | RT+10°C to 70°C |
| Cabinet temperature range (light phase) | RT+10°C to 70°C |
| Humidity during condensation phase | ≥75% RH |
| Cycle options | 4 h UV + 4 h condensation OR 8 h UV + 4 h condensation |
| Specimen-to-lamp distance | 55 mm |
| Lamp center spacing | 65–70 mm |
| Standard specimen size | 75 × 150 mm |
| Water consumption | ~8 L/day (deionized or distilled water required) |
| Compliance | GB/T 14522–1993 |
| Brand | Q-LAB |
|---|---|
| Origin | USA |
| Model | SSP1100 |
| Salt Fog Deposition Rate | Compliant with ASTM B117 and ISO 9227 (adjustable via calibrated nozzles) |
| Temperature Range | 15–50 °C (operational stability ±1 °C) |
| Chamber Capacity | 1100 L (internal usable volume) |
| Compliance | ASTM B117, ISO 9227, JIS Z2371, DIN 50021, GB/T 10587 |
| Control System | Programmable touchscreen controller with audit trail capability |
| Humidity Control | 100% RH during wet/humid cycles (via steam generator) |
| Dry Cycle Capability | Down to ≤30% RH (forced-air heated drying) |
| Prohesion™-Ready Configuration | Yes (dual-solution reservoirs, rapid transition logic) |
| Brand | Q-LAB |
|---|---|
| Origin | USA |
| Model | UVA-340 |
| UV Wavelength Range | 295–365 nm |
| Black Panel Temperature Range | 45–80 °C |
| Lamp Power | 1800 W |
| Test Duration | 1–3000 h |
| Compliance | ASTM G154, ISO 4892-3, SAE J2020, IEC 61215, GB/T 14522 |
| Sample Compatibility | Plastics, Coatings, Textiles, Inks, Automotive Interior Materials |
| Software Integration | Q-LAB’s UV Control Software (v5.0+) with Audit Trail & 21 CFR Part 11 Compliance Options |
| Brand | Q-Lab |
|---|---|
| Origin | USA |
| Model | UVB-313EL+ (formerly QFS-40) |
| Lamp Power | 1800 W |
| UV Wavelength Peak | 313 nm |
| Typical Exposure Duration Range | 1–3000 h |
| Compliance | ASTM G154, ISO 4892-3, SAE J2020, JIS D0205 |
| Brand | Q-Lab |
|---|---|
| Origin | USA |
| Model | Xe-1 |
| Lamp Type | Air-Cooled Xenon Arc Lamp |
| Lamp Lifetime | 1500 hours |
| Sample Tray Dimensions | 251 mm × 457 mm |
| Max Sample Capacity | 15 pieces of 51 mm × 102 mm |
| Black Panel Temperature Range | 35–103 °C |
| Irradiance Control | SOLAR EYE broadband or narrowband (340 nm, 420 nm, TUV) |
| Filter Options | Daylight-Q / Daylight-B/B, Window-Q / Window-B/SL / Window-IR, Extended UV-Q/B |
| Cooling | Ambient air-cooled (optional refrigerated cooling unit available) |
| Interface | Ethernet-enabled touchscreen controller with self-diagnostic alerts |
| Compliance | Designed to support ASTM G155, ISO 4892-2, SAE J2527, AATCC TM16, ISO 11341, and other xenon arc weathering standards |
| Brand | Q-LAB |
|---|---|
| Origin | USA |
| Model | Xe-1 |
| Xenon Lamp Power | 1800 W |
| Lamp Cooling | Air-cooled |
| Lamp Lifetime | ~1500 hours |
| Filter Options | Daylight-F / Daylight-Q / Daylight-B/B / Window-Q / Window-B/SL / Window-SF-5 / Window-IR / Extended UV-Q/B |
| Sample Mounting | Horizontal flat tray |
| Chamber Type | Benchtop |
| Compliance | ASTM G155, ISO 4892-2, SAE J2527, AATCC TM16, ISO 105-B02, GB/T 16422.2 |
| Brand | Q-LAB |
|---|---|
| Origin | USA |
| Model | Xe-1 |
| Xenon Lamp Power | 1800 W |
| Chamber Type | Benchtop |
| Light Source | Single Xenon Arc Lamp |
| Optical Filtering | Q-SUN Xe-1-B (Daylight), Optional Xe-1-S (with Water Spray), Xe-1-BC (with Chiller), Xe-1-SC (with Spray + Chiller) |
| Control Interface | Touchscreen with 5-language support (English, French, Spanish, Italian, German) |
| Connectivity | Built-in Ethernet |
| Compliance | Designed to meet ASTM G155, ISO 4892-2, SAE J2527, AATCC TM16, and other xenon arc exposure standards |
| Calibration | PATENTED AUTOCAL System for rapid irradiance calibration |
| Maintenance | Filter-free optical system |
| Dimensions | Compact benchtop footprint (exact dimensions available upon request) |
| Brand | Q-LAB |
|---|---|
| Origin | USA |
| Model | Q-LAB Xe-1 |
| Xenon Lamp Power | 1800 W |
| Dimensions (Sample Tray) | 251 mm × 457 mm |
| Max Sample Capacity | 17 pcs of 51 mm × 102 mm |
| Lamp Type | Air-Cooled Xenon Arc Tube |
| Lamp Lifetime | 1500 hours |
| Irradiance Control | SOLAR EYE Spectral Radiometer (340 nm, 420 nm or TUV) |
| Temperature Control | Black Panel Thermometer (35–103 °C), optional Air Temperature Sensor |
| Optional Accessories | Water Spray System (Xe-1-S/Xe-1-SC), Refrigerated Cooling Unit (Xe-1-BC/Xe-1-SC) |
| Compliance | ASTM G155, ISO 4892-2, SAE J2527, AATCC TM16, ISO 11341, GB/T 16422.2 |
| Brand | Q-Lab |
|---|---|
| Origin | USA |
| Model | Xe-1-B |
| Lamp Type | Air-Cooled Xenon Arc Lamp |
| Lamp Lifetime | 1500 hours |
| Irradiance Control | SOLAR EYE broadband or narrowband (340 nm, 420 nm, TUV) |
| Black Panel Temperature Range | 35–103 °C |
| Sample Tray Dimensions | 251 mm × 457 mm |
| Max Sample Capacity | fifteen 51 mm × 102 mm specimens |
| Filter Options | Daylight-Q / Daylight-B/B, Window-Q / Window-B/SL / Window-IR, Extended UV-Q/B |
| Cooling Option | Optional refrigerated cooling unit |
| Compliance | ASTM G155, ISO 4892-2, SAE J2527, AATCC TM16, ISO 11341, IEC 60068-2-9 |
| Brand | Q-LAB |
|---|---|
| Origin | USA |
| Model | Q-LAB Xe-1-B |
| Xenon Lamp Power | 1800 W |
| Black Panel Temperature Range | 35–103 °C |
| Sample Tray Dimensions | 251 mm × 457 mm |
| Max Sample Capacity | fifteen 51 mm × 102 mm specimens |
| Lamp Type | Air-Cooled Xenon Arc Lamp |
| Lamp Lifetime | 1500 hours |
| Irradiance Control | SOLAR EYE broadband or narrowband (340 nm, 420 nm, TUV) |
| Filter Options | Daylight-Q, Window-Q, Window-IR (replaceable) |
| Cooling | Optional refrigerated cooling unit |
| Compliance | ASTM G155, ISO 4892-2, SAE J2527, AATCC TM16, IEC 60068-2-9 |
| Brand | Q-Lab |
|---|---|
| Origin | USA |
| Model | Xe-1-BC |
| Cooling Option | Integrated Refrigeration System |
| Light Source | Air-Cooled Xenon Arc Lamp (1500 h typical life) |
| Irradiance Control | SOLAR EYE Spectral Radiometer (340 nm, 420 nm or TUV) |
| Temperature Control | Black Panel Thermometer (35–103 °C), optional Air Temperature Sensor |
| Sample Tray | 251 mm × 457 mm, accommodates up to fifteen 51 mm × 102 mm specimens |
| Filter Options | Daylight, Window Glass, Window-IR (replacement required) |
| Compliance | ASTM G155, ISO 4892-2, SAE J2527, AATCC TM16, IEC 60068-2-9 |
| Brand | Q-LAB |
|---|---|
| Origin | USA |
| Model | Q-LAB Xe-1-BC |
| Xenon Lamp Power | 1800 W |
| Temperature Range | 19–103 °C (with integrated refrigeration system) |
| Humidity Control | Relative Humidity (RH) monitoring and regulation standard |
| Irradiance Control | SOLAR EYE® broadband or narrowband (340 nm, 420 nm, or TUV) |
| Cooling System | Permanent built-in refrigeration unit |
| Lamp Type | Air-cooled full-spectrum xenon arc lamp |
| Brand | Q-LAB |
|---|---|
| Origin | USA |
| Model | Q-LAB Xe-1-S |
| Xenon Lamp Power | 1800 W |
| Lamp Type | Air-Cooled Single Xenon Arc Lamp |
| Lamp Lifetime | 1500 hours |
| Sample Tray Dimensions | 251 mm × 457 mm |
| Max Sample Capacity | 15 pcs of 51 mm × 102 mm specimens |
| Irradiance Control | SOLAR EYE® Spectral Radiometer (340 nm, 420 nm or TUV) |
| Temperature Monitoring | Black Panel Thermometer (35–103 °C), optional Air Temperature Sensor |
| Humidity Control | Optional Water Spray System (deionized water required) |
| Filter Options | Daylight, Window Glass, Window IR (replacement required) |
| Compliance | ASTM G155, ISO 4892-2, SAE J2527, AATCC TM16, ISO 11341, GB/T 16422.2 |
| Interface | Built-in Ethernet, Touchscreen UI, Auto-Diagnostic Alerts |
| Calibration | AUTOCAL® System, CR20 Radiometer & CT202 Thermometer Support |
| Brand | Q-Lab |
|---|---|
| Origin | USA |
| Model | Xe-1-S |
| Lamp Type | Air-Cooled Xenon Arc Lamp |
| Lamp Life | 1500 hours |
| Sample Tray Dimensions | 251 mm × 457 mm |
| Max Sample Capacity | 15 pieces (51 mm × 102 mm) |
| Irradiance Control | SOLAR EYE® Sensor (340 nm, 420 nm or TUV band) |
| Temperature Control | Black Panel Thermometer (35–103 °C), optional Air Temperature Sensor |
| Humidity Simulation | Optional Water Spray System (purified water required) |
| Filter Options | Daylight, Window Glass, Window-IR (replacement required) |
| Compliance | ASTM G155, ISO 4892-2, SAE J2527, AATCC TM16, ISO 11341, GB/T 16422.2 |
| Interface | Built-in Ethernet, Touchscreen UI, Self-Diagnostic Alerts |
| Calibration | AUTOCAL® System, CR20 Radiometer & CT202 Thermometer Support |
| Cooling | Optional Refrigerated Chiller for Low-Temperature Operation |
| Mounting | Horizontal Sample Orientation |
| Power Supply | Standard 120/240 V AC |
| Brand | Q-LAB |
|---|---|
| Origin | USA |
| Model | Q-LAB Xe-1-SC |
| Xenon Lamp Power | 1800 W |
| Temperature Range | 19–103 °C (with chiller option) |
| Humidity Control | Optional |
| Water Spray System | Integrated dual-nozzle spray, programmable in light/dark cycles |
| Lamp Type | Air-cooled single xenon arc lamp |
| Lamp Lifetime | ~1500 hours |
| Spectral Output | Full-spectrum solar simulation (UV–VIS–NIR) |
| Compliance | ASTM G155, ISO 4892-2, SAE J2527, AATCC TM16, ISO 11341 |
| Brand | Q-Lab |
|---|---|
| Origin | USA |
| Model | Xe-1-SC |
| Lamp Type | Air-Cooled Single Xenon Arc Lamp |
| Lamp Life | 1500 hours |
| Irradiance Control | SOLAR EYE® Spectral Radiometer (340 nm, 420 nm, or TUV) |
| Filter Options | Daylight-Q / Daylight-B/B, Extended UV-Q/B, Window-Q / Window-B/SL / Window-IR |
| Sample Tray Dimensions | 251 mm × 457 mm |
| Max Sample Capacity | 15 pcs of 51 mm × 102 mm specimens |
| Black Panel Temperature Range | 35–103 °C |
| Optional Chiller | Integrated refrigeration unit enabling operation down to 19 °C |
| Water Spray System | Dual-nozzle, programmable during light/dark cycles, requires purified water |
| Brand | Q-Lab |
|---|---|
| Origin | USA |
| Model | Xe-2 |
| Xenon Lamp Power | 1800 W |
| Temperature Range | Ambient to 90 °C (operational, typical) |
| Humidity Range | 10–95% RH (non-condensing, controlled) |
| Sample Mounting | Rotating Drum |
| Optional Features | Humidity Control, Water Spray (Front/Back), Black Panel Thermometer (BPT), Black Standard Thermometer (BST) |
| Brand | Q-Lab |
|---|---|
| Origin | USA |
| Model | Xe-2-H |
| Lamp Power | 1800 W (air-cooled xenon lamp) |
| Temperature Range | Ambient to 90°C (chamber air) |
| Humidity Range | 10–95% RH (controlled) |
| Black Panel Temperature Range | 35–110°C |
| Compliance | ASTM G155, ISO 4892-2, AATCC TM16, AATCC TM169, ISO 105-B02, IEC 60068-2-9, JIS D 0205, GB/T 16422.2 |
| Software Interface | Multi-language (English, French, Spanish, Italian, German) with Ethernet data logging |
| Calibration Support | NIST-traceable CT202 black panel thermometer & CR20 radiometer |
| Lamp Life | ~1500 hours |
| Brand | Q-LAB |
|---|---|
| Origin | USA |
| Model | Q-LAB Xe-3 |
| Cooling Type | Air-Cooled |
| Lamp Configuration | 3 x Xenon Arc Lamps |
| Lamp Lifetime | 1500 hours |
| Irradiance Control | SOLAR EYE Spectral Radiometer (340 nm, 420 nm, or TUV) |
| Temperature Range | 31–120 °C (with chiller option) |
| Humidity Range | 10–95% RH (controlled) |
| Sample Capacity | Up to 51 specimens (51 mm × 102 mm) on 451 mm × 718 mm tray |
| Filter System | Triple-filter assembly (e.g., Daylight-Q/B, Window-Q, Window-IR) |
| Compliance | ASTM G155, ISO 4892-2, SAE J2527, J2412, AATCC TM16, GB/T 16422.2 |
| Brand | Q-LAB |
|---|---|
| Origin | USA |
| Model | Xe-3 |
| Xenon Lamp Power | 1800 W |
| Sample Tray Dimensions | 451 mm × 718 mm |
| Lamp Configuration | 3 air-cooled xenon arc lamps |
| Lamp Lifetime | 1500 hours |
| Irradiance Control | SOLAR EYE broadband or narrowband (340 nm, 420 nm, TUV) |
| Black Panel Temperature Range | 42–120 °C |
| Relative Humidity Control | Standard (requires purified water) |
| Optional Features | Water spray (top), dual spray, back spray, refrigerated cooling unit (Xe-3-HSC), Window-IR filter (replaceable), multi-language controller (English, French, Spanish, Italian, German) |
| Brand | Q-LAB |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Imported |
| Model | Q-LAB Xe-3 |
| Xenon Lamp Power | 1800 W |
| Temperature Range | Ambient to 90 °C (Black Panel), Air Temperature up to 80 °C |
| Humidity Range | 10–95% RH (non-condensing), programmable via PID control |
| Optional Functions | Water Spray, Dual Spray, Back Spray, Refrigerated Cooling Unit |
| Brand | Q-LAB |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Imported |
| Model | Q-LAB Xe-3 |
| Xenon Lamp Power | 1800 W |
| Temperature Range | Ambient to 85 °C (operational, controlled) |
| Humidity Range | 10–95% RH (non-condensing, programmable) |
| Lamp Configuration | Three air-cooled xenon arc lamps |
| Lamp Life | Approx. 1500 hours |
| Sample Tray Dimensions | 451 mm × 718 mm (slide-out design) |
| Optional Functions | Single spray, dual spray, back-spray, low-temperature operation |
| Brand | Q-LAB |
|---|---|
| Origin | USA |
| Model | Xe-3 |
| Lamp Power | 1800 W |
| Lamp Configuration | Triple-air-cooled xenon arc lamps |
| Sample Tray Dimensions | 451 mm × 718 mm (sliding drawer design) |
| Humidity Control | Integrated RH control (range: 10–95% RH, non-condensing) |
| Water Spray Options | Standard front spray, optional dual-spray (secondary fluid), back-spray, and low-temperature operation |
| Compliance | Designed to support ASTM G155, ISO 4892-2, SAE J2527, AATCC TM16, ISO 11341, and other international weathering standards |
| Software Interface | Q-Lab’s proprietary Windows-based SunTest software with audit trail, user access levels, and data export (CSV, PDF) |
| Brand | Q-LAB |
|---|---|
| Origin | USA |
| Model | Xe-3 |
| Light Source | Air-Cooled Xenon Arc Lamp (3 Lamps) |
| Spectral Filtering Options | Daylight, Window Glass, Extended UV |
| Irradiance Control | 0.35–0.55 W/m² @ 340 nm (adjustable) |
| Temperature Range | 10–90 °C (operational, chamber air) |
| Humidity Range | 10–95% RH (non-condensing), programmable |
| Sample Capacity | Flat-panel or 3D specimens on sliding tray |
| Compliance | Fully engineered to meet ASTM G155, ISO 4892-2, SAE J2527, AATCC TM16, and GB/T 16422.2 |
| Brand | Q-Lab |
|---|---|
| Origin | USA |
| Model | Xe-3 |
| Light Source | Air-Cooled Xenon Arc Lamp (3-lamp configuration) |
| Spectral Range | Full-spectrum solar simulation (290–800 nm) |
| Irradiance Control | SOLAR EYE® broadband or narrowband (340 nm, 420 nm, TUV) |
| Temperature Control | Black panel temperature (42–120 °C), chamber air temperature (ambient to 80 °C) |
| Humidity Control | Relative humidity (10–95% RH, standard) |
| Optional Features | Water spray (single/dual), back-spray, refrigerated cooling unit (-10 to 80 °C operating range with chiller), Window-Q / Window-B/SL / Window-IR / Daylight / Extended UV-Q/B filters |
| Sample Tray Dimensions | 451 mm × 718 mm |
| Max. Sample Capacity | 51 specimens (51 mm × 102 mm) |
| Lamp Life | ~1500 hours |
| Calibration | AUTOCAL®-enabled, CT202 black panel thermometer & CR20 irradiance meter compatible |
| Compliance | ISO 11341, ISO 4892-2, ASTM G155, ASTM D4459, SAE J2527, AATCC TM16, ISO 105-B02, IEC 60068-2-9 |
| Brand | Q-Lab |
|---|---|
| Origin | USA |
| Model | Xe-3-H |
| Lamp Type | Air-Cooled Xenon Arc Lamp (3-lamp configuration) |
| Lamp Life | 1500 hours |
| Spectral Filtering Options | Daylight, Window Glass (Window-Q, Window-B/SL, Window-IR), Extended UV (UV-Q/B) |
| Irradiance Control | SOLAR EYE® broadband or narrowband (340 nm, 420 nm, TUV) |
| Temperature Control | Black Panel Temperature (42–120 °C), Chamber Air Temperature (ambient to ~80 °C) |
| Humidity Control | Relative Humidity (10–95% RH, standard) |
| Sample Tray Dimensions | 451 mm × 718 mm |
| Max Sample Capacity | 51 specimens (51 mm × 102 mm) |
| Calibration Support | CR20 Irradiance Calibrator, CT202 Black Panel Thermometer |
| Compliance Ready | ASTM G155, ISO 4892-2, SAE J2527, AATCC TM16, ISO 11341, GB/T 16422.2, FDA 21 CFR Part 11 (via optional software audit trail) |
| Brand | Q-LAB |
|---|---|
| Origin | USA |
| Model | Q-LAB Xe-3-H |
| Lamp Configuration | Triple independent xenon arc lamps |
| Sample Tray Dimensions | 451 mm × 718 mm (universal 3D sample support) |
| Exposure Area | 3250 cm² |
| Capacity | Up to 55 standard specimen holders |
| External Dimensions | 179.1 cm (H) × 91.4 cm (W) × 94 cm (D) |
| Irradiance Control | SOLAR EYE broadband feedback system with selectable monitoring at 340 nm, 420 nm, or TUV band |
| Humidity Control | Precision electronic relative humidity sensor |
| Temperature Monitoring | Dual-point control — chamber air temperature and black panel/black standard temperature |
| Spectral Output | Full-spectrum xenon arc radiation filtered to meet international daylight simulation requirements |
| Compliance | ASTM G151, ASTM G155, ISO 4892-2, ISO 105-B02/B04/B06, AATCC TM16/TM169, SAE J2412/J2527, IEC 60068-2-5, GB/T 8427–2019, GB/T 14576–2013, and over 50 additional global weathering standards |
| Brand | Q-LAB |
|---|---|
| Origin | USA |
| Model | Q-LAB Xe-3-HBS |
| Xenon Lamp Power | 1800 W |
| Lamp Configuration | 3 air-cooled xenon arc lamps |
| Lamp Lifetime | 1500 hours |
| Sample Tray Dimensions | 451 mm × 718 mm |
| Max Sample Capacity | 51 pieces (51 mm × 102 mm) |
| Irradiance Control | SOLAR EYE broadband or narrowband (340 nm, 420 nm, TUV) |
| Temperature Control | Black panel temperature (42–120 °C), chamber air temperature (ambient to 90 °C), optional refrigerated cooling unit |
| Humidity Control | Relative humidity (RH) range: 10–95% RH, standard feature |
| Water Spray Options | Front spray (top-mounted dual nozzles), rear spray (backside wetting), dual-fluid spray (e.g., deionized water + acid rain simulant) |
| Filter Types | Daylight, Window Glass (Window-Q, Window-B/SL, Window-IR), Extended UV-Q/B |
| Compliance Support | ASTM G155, ISO 4892-2, SAE J2527, J2412, ISO 11341, IEC 60068-2-9, GB/T 16422.2, AATCC TM16, ISO 105-B02 |
| Brand | Q-Lab |
|---|---|
| Origin | USA |
| Model | Xe-3-HBS |
| Lamp Configuration | 3 x air-cooled xenon arc lamps |
| Spectral Range | Full-spectrum solar simulation (290–800 nm) |
| Irradiance Control | SOLAR EYE broadband or narrowband (340 nm, 420 nm, TUV) |
| Black Panel Temperature Range | 42–120 °C |
| Chamber Air Temperature Range | Ambient to 85 °C |
| Relative Humidity Control | 10–95% RH |
| Water Requirements | Deionized or purified water for spray and humidity systems |
| Spray Options | Front spray (top-mounted dual nozzles), optional rear spray (dual-sided wetting), optional secondary liquid spray (e.g., acid rain simulation) |
| Sample Tray Dimensions | 451 mm × 718 mm |
| Max Sample Capacity | 51 × 51 mm × 102 mm specimens |
| Calibration | Patented AUTOCAL system |
| Compliance Support | ASTM G155, ISO 4892-2, SAE J2527, J2412, AATCC TM16, ISO 11341, GB/T 16422.2, FDA 21 CFR Part 11 (via optional software audit trail) |