Refractometer
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Showing 511–537 of 537 results
| Brand | YDWG (Yi Dian Wu Guang) |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Product Category | Domestic |
| Model | WZB-F(A1) |
| Price | USD 250 (est.) |
| Type | Handheld Refractometer |
| Temperature Control | Yes (Built-in Peltier-assisted thermal stabilization) |
| Digital Display | Yes (Full-color LCD with menu-driven interface) |
| Operating Temperature Range | 0–40 °C (32–104 °F) |
| Temperature Measurement Accuracy | ±0.5 °C (±1 °F) |
| Brand | YDWG (Shanghai Physical Optics) |
|---|---|
| Origin | Shanghai, China |
| Model | WZB-F(S1) |
| Type | Handheld Refractometer |
| Temperature Control | Yes |
| Digital Display | Yes |
| Operating Temperature Range | 0–40 °C (30–104 °F) |
| Temperature Accuracy | ±0.5 °C (±1 °F) |
| Temperature Compensation Range | 5–40 °C (41–104 °F) |
| Sample Volume | 0.3 mL |
| Dimensions | 145 × 67 × 38 mm |
| Net Weight | 185 g |
| Brand | YDWG (Shanghai Physical Optics) |
|---|---|
| Origin | Shanghai, China |
| Product Type | Handheld Refractometer |
| Temperature Compensation | Yes |
| Digital Display | Yes |
| Measurement Range | 0–35% Brix / RI 1.3330–1.3900 |
| Accuracy | ±0.2% Brix / ±0.0003 RI |
| Power Supply | 2 × AAA batteries |
| Dimensions | 140 mm × 65 mm × 40 mm |
| Net Weight | 172 g |
| Auto-Off Function | Yes |
| Battery Low Indicator | Yes |
| Temperature Unit Toggle | °C / °F |
| Rated Cycles | >10,000 measurements |
| Origin | Canada |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported Instrument |
| Model | TES |
| Price Range | USD 20,000–33,000 (FOB) |
| Instrument Type | Benchtop Refractometer / Spectral Transmittance Analyzer |
| Temperature Control | Integrated Peltier-based Thermostatic Stage (±0.1 °C stability) |
| Digital Display | High-Resolution OLED with Real-Time Data Overlay |
| Measurement Range | 115–400 nm (VUV–UV spectral region) |
| Spectral Resolution | ≤1.2 nm (FWHM at 250 nm) |
| Photometric Accuracy | ±0.5% T (traceable to NIST SRM 2036) |
| Detector | Solar-blind PMT (115–320 nm), QE >25% at 185 nm |
| Light Source | Deuterium–Argon Hollow-Cathode Lamp (D₂/Ar HCL), Output Flux: 2 × 10¹⁵ photons·s⁻¹·sr⁻¹ (115–400 nm) |
| Monochromator | 200 mm Focal Length, Vacuum-Compatible Czerny–Turner, Motorized Grating Drive (LabVIEW™-controlled) |
| Software Platform | LabVIEW™ 2022-based Acquisition Suite with ASTM E275 & ISO 9050 Compliance Modules |
| Data Export | CSV, HDF5, XML |
| Brand | Thermo Fisher |
|---|---|
| Origin | USA |
| Manufacturer | Thermo Fisher Scientific |
| Type | Imported Instrument |
| Model | ABBE-3L |
| Pricing | Upon Request |
| Brand | Truelab |
|---|---|
| Origin | Shanghai, China |
| Instrument Type | Benchtop Digital Refractometer |
| Measurement Range | 1.3000–1.7000 (nD) |
| Accuracy | ±0.0002 (nD) |
| Brix Range | 0–100% |
| Brix Accuracy | ±0.1% |
| Light Source | LED at 589 nm |
| Prism Material | Sapphire-grade optical prism |
| Sample Cell | Stainless steel |
| Detection Method | Linear CCD array |
| Display | Full-color TFT touchscreen |
| Data Interfaces | USB & RS-232 |
| Power Supply | 220 V / 50 Hz |
| Temperature Control | None (ambient-only operation) |
| Compliance | Designed for ISO 21747, ASTM D1218, and USP <831> refractive index methodology |
| Brand | WIGGENS |
|---|---|
| Origin | Singapore |
| Product Type | Handheld Refractometer |
| Temperature Compensation | Yes |
| Digital Display | Yes |
| Measurement Range (Brix) | 0–35% |
| Accuracy (Brix) | ±0.1% |
| Refractive Index Range | 1.3330–1.3900 |
| Resolution (RI) | 0.0003 |
| Dimensions | 27 × 40 × 210 mm |
| Weight | 215 g |
| Brand | YDWE (Yidian Wuguang) |
|---|---|
| Origin | Shanghai, China |
| Model | WYA-2S |
| Type | Benchtop Abbe Refractometer |
| Temperature Control | Yes |
| Digital Display | Yes |
| Refractive Index Range (nD) | 1.30000–1.70000 |
| Brix Range | 0–95% |
| Accuracy (nD) | ±0.0002 |
| Accuracy (Brix) | ±0.1% |
| Temperature Display Range | 0–50 °C (0.1 °C resolution) |
| Mass | 10 kg |
| Dimensions | 330 mm × 180 mm × 380 mm |
| Interface | Standard RS-232 printing port |
| Brand | YDWG |
|---|---|
| Origin | Shanghai, China |
| Instrument Type | Benchtop Refractometer |
| Display | Full-color LCD touchscreen interface |
| Measurement Principle | Critical angle detection via high-resolution CCD array |
| Measuring Range | Refractive Index (n<sub>D</sub>): 1.30000–1.70000 |
| Brix | 0–100.00% |
| Accuracy | ±0.00001 (n<sub>D</sub>), ±0.01% (Brix) |
| Temperature Control | Built-in Peltier thermoregulation with auto-compensation (Brix-T<sub>c</sub>) |
| Sample Volume | ≥0.5 mL |
| Light Source | Long-life LED (≥100,000 h) |
| Compliance | GB/T 12143–2008, GB/T 18963–2012, GB/T 21730–2008 |
| Predefined Calibration Tables | 8 industry-specific standards (e.g., F42/F55 HFCS, glucose, sucrose, fruit/vegetable solids, honey moisture, n<sub>D20</sub>) |
| Data Storage | Internal memory + USB export + RS232/USB communication port |
| Prism Material | Sapphire-coated optical glass (chemical-resistant, scratch-resistant, easy-clean) |
| Brand | YDWG |
|---|---|
| Origin | Shanghai, China |
| Model | SGW®-732 |
| Product Type | Benchtop Refractometer |
| Temperature Control | Yes |
| Digital Display | Yes |
| Refractive Index Range | 1.30000–1.70000 |
| Brix Range | 0–100% |
| Resolution (nD) | 0.00001 |
| Resolution (Brix) | 0.01% |
| Accuracy (nD) | ±0.0002 |
| Accuracy (Brix) | ±0.1% |
| Measurement Precision (nD) | ±0.00001 |
| Measurement Precision (Brix) | ±0.01% |
| Sample Volume | 0.5 mL |
| Light Source | LED (Lifespan ≥ 100,000 h) |
| Display | 7-inch Color Touchscreen |
| Data Storage | 1,000 measurements |
| Interface | RS232 / USB / USB Flash Drive Support |
| Compliance | GB/T 12143–2008, GB/T 18963–2012, GB/T 21730–2008 |
| Brand | YDWG |
|---|---|
| Origin | Shanghai, China |
| Model | SGW®-733 |
| Type | Benchtop Refractometer |
| Temperature Control | Yes |
| Digital Display | Yes |
| Refractive Index Range | 1.30000–1.70000 |
| Brix Range | 0–100% |
| Resolution (nD) | 0.00001 |
| Resolution (Brix) | 0.01% |
| Accuracy (nD) | ±0.0002 |
| Accuracy (Brix) | ±0.1% |
| Measurement Precision (nD) | ±0.00001 |
| Measurement Precision (Brix) | ±0.01% |
| Temperature Control Method | Peltier (Semiconductor) |
| Temp. Control Range | 10–60 °C |
| Temp. Stability | ±0.1 °C |
| Interface | RS232 / USB / USB Flash Drive Support |
| Data Storage Capacity | 1000 measurements |
| Light Source | Long-life LED (≥100,000 h) |
| Prism Material | High-hardness optical glass |
| Sample Volume | ≥0.5 mL |
| Compliance | GB/T 12143–2008, GB/T 18963–2012, GB/T 21730–2008 |
| Brand | YDWG |
|---|---|
| Origin | Shanghai, China |
| Model | SGW®-753 |
| Instrument Type | Benchtop Refractometer |
| Temperature Control | Yes (Peltier) |
| Digital Display | Yes |
| Measurement Range | nD 1.30000–1.70000 |
| Resolution | nD 0.00001 |
| Accuracy | nD ±0.0002 |
| Precision | nD ±0.00001 |
| Temperature Control Range | 5–85 °C |
| Temperature Stability | ±0.02 °C |
| Prism Material | Sapphire |
| Data Storage Capacity | 10,000 measurements |
| Interface | USB, U-disk port, optional thermal/impact printer |
| Power Supply | 100–240 V AC, 50/60 Hz, 150 W |
| Dimensions | 430 × 260 × 150 mm |
| Net Weight | 5 kg |
| Brand | YDWG |
|---|---|
| Origin | Shanghai, China |
| Model | SGW®-756 |
| Instrument Type | Benchtop Refractometer |
| Temperature Control | Yes (Peltier) |
| Digital Display | Yes |
| Measurement Range | nD 1.30000–1.70000 |
| Resolution | nD 0.00001 |
| Accuracy | nD ±0.0002 |
| Precision | nD ±0.00001 |
| Temperature Control Range | 5–85 °C |
| Temperature Stability | ±0.02 °C |
| Prism Material | Sapphire |
| Data Storage | 16 GB internal |
| Interface | USB, RS-232, Ethernet, optional Wi-Fi |
| OS Compatibility | Windows-based embedded system |
| Compliance | GB/T 12143-2008, GB/T 18963-2012, GB/T 21730-2008, GB/T 10786-2006, GB/T 14454.4-2008, GB/T 5527-2010, GB/T 6488-2022, GB/T 614-2021, USP <731>, FDA 21 CFR Part 11 (with audit trail option), GLP/GMP-ready |
| Brand | YDWG |
|---|---|
| Origin | Shanghai, China |
| Type | Benchtop Abbe Refractometer |
| Temperature Control | Yes |
| Digital Display | Yes |
| Refractive Index (nD) Range | 1.3000–1.7000 |
| Brix Range | 0–100% |
| Refractive Index Accuracy | ≤ ±0.0002 |
| Brix Accuracy | ≤ ±0.1% |
| Temperature Display Resolution | 0.1 °C |
| Temperature Control Range | 0–50 °C |
| Dimensions | 330 × 180 × 380 mm |
| Weight | 10 kg |
| Power Supply | 220–240 V AC, 50 Hz ±1 Hz |
| Operating Ambient Temperature | 20–35 °C |
| Interface | RS232 |
| Brand | YDWG |
|---|---|
| Origin | Shanghai, China |
| Model | WYV-S |
| Product Type | Benchtop Refractometer |
| Display | Color LCD Touchscreen (5.6") |
| Measurement Range (nD) | 1.300000–1.950000 (solids), 1.300000–1.700000 (liquids) |
| Brix Range | 0–100% |
| Resolution (nD) | 0.000001 |
| Resolution (Brix) | 0.01% |
| Accuracy (nD) | ±0.00005 |
| Accuracy (Brix) | ±0.1% |
| Wavelengths | 404.7 nm, 435.8 nm, 486.1 nm, 546.1 nm, 587.6 nm, 589.3 nm, 656.3 nm, 706.5 nm |
| Light Sources | Hydrogen lamp, Sodium lamp, Helium lamp, Mercury lamp |
| Temperature Display Range | 0–50 °C |
| Telescope Magnification | 5× |
| Interfaces | RS232, USB, USB flash drive support |
| Dimensions (Instrument) | 420 × 240 × 440 mm |
| Power Supply Unit Dimensions | 170 × 190 × 160 mm |
| Net Weight | 32 kg |
| Brand | YDWG |
|---|---|
| Origin | Shanghai, China |
| Product Type | Handheld Refractometer |
| Display | LCD digital |
| Measurement Principle | Critical-angle refractometry |
| Auto Temperature Compensation (ATC) | Yes |
| Auto Power-Off | Yes |
| Battery Low Warning | Yes |
| Unit Conversion | °C / °F |
| Measurement Range | Brix 0–92%, Refractive Index 1.3300–1.5233, Salinity 0–28%, Urine Specific Gravity 1.000–1.060, Alcohol 0–60% v/v or w/w, Honey Moisture (IHC2002/GB), Serum Protein 0–14 g/dL, Glycol Concentration, Battery Electrolyte, Soy Milk Solids |
| Resolution | 0.1% (Brix), 0.001 (SG), 0.0001 (RI) |
| Accuracy | ±0.2% Brix (typical), ±0.0003 RI (typical) |
| Operating Life | >10,000 measurements per charge |
| Brand | YDWG |
|---|---|
| Origin | Shanghai, China |
| Model | WZB-F 45 |
| Product Type | Handheld Refractometer |
| Temperature Control | Yes |
| Digital Display | Yes |
| Operating Temperature Range | 0–40 °C (32–104 °F) |
| Temperature Accuracy | ±0.5 °C (±1 °F) |
| Temperature Compensation Range | 5–40 °C (41–104 °F) |
| Sample Volume | 0.3 mL |
| Dimensions | 145 × 67 × 38 mm |
| Net Weight | 185 g |
| Brand | YDWG |
|---|---|
| Origin | Shanghai, China |
| Product Type | Handheld Refractometer |
| Display | TFT Color Backlit LCD |
| Temperature Compensation | Automatic (ATC) |
| Measurement Ranges | Brix (0–92%), Honey (Brix 58–92%, Be° 38–43, IHC/GB water content), Salinity (0–28%), Sugar-Salinity Dual Scale, Wine (Brix, Potential Alcohol % v/v, Oe, KMW), Urine Specific Gravity (1.000–1.060), Serum Protein (0–14 g/dL), Ethanol (0–60% v/v or w/w), Soy Milk (0–35%), Antifreeze (Ethylene/Propylene Glycol, Battery Fluid SG, Windshield Fluid) |
| Accuracy | ±0.1–0.5% for Brix |
| IP Rating | IP65 |
| Brand | YDWG |
|---|---|
| Origin | Shanghai, China |
| Product Type | Handheld Refractometer |
| Temperature Compensation | Yes |
| Digital Display | Yes |
| Measurement Ranges | Brix 58–92%, Baumé 38–43°, Moisture Content (IHC2002) 13–25%, Refractive Index 1.4370–1.5233 |
| Minimum Resolution | 0.1% (Brix, Baumé, Moisture), 0.0001 (RI) |
| Accuracy | ±0.2% (Brix), ±0.1° (Baumé), ±0.1% (Moisture), ±0.0003 (RI) |
| Brand | YDWG |
|---|---|
| Origin | Shanghai, China |
| Product Type | Handheld Refractometer |
| Temperature Compensation | Yes |
| Digital Display | Yes |
| Measurement Range (Brix) | 58–92% |
| Refractive Index Range | 1.4370–1.5233 |
| Resolution (Brix) | 0.1% |
| Resolution (RI) | 0.0001 |
| Accuracy (Brix) | ±0.2% |
| Accuracy (RI) | ±0.0003 |
| Auto Power-Off | Yes |
| Battery Low Warning | Yes |
| °C/°F Toggle | Yes |
| Operating Life | >10,000 measurements |
| Brand | YDWO (Yidian Woguang) |
|---|---|
| Origin | Shanghai, China |
| Model | WYA |
| Type | Benchtop Abbe Refractometer |
| Display | Digital temperature readout & optical scale reading |
| Measurement Range (nD) | 1.3000–1.7000 |
| Brix Range | 0–95% |
| Accuracy (nD) | ±0.0002 (estimated reading) |
| Mean Dispersion Indication | ±0.0005 |
| Temperature Display | Digital thermometer |
| Viewing Method | Monocular |
| Dimensions | 130 mm × 90 mm × 240 mm |
| Net Weight | 2 kg |
| Construction | Stainless steel base, hardened optical glass prisms |
| Thermal Integration | Integrated flow cell compatible with external thermostatic water bath |
| Brand | YDWO |
|---|---|
| Origin | Shanghai, China |
| Model | WYA-2S |
| Product Type | Benchtop Refractometer |
| Display | Digital LCD |
| Measurement Range (nD) | 1.3000–1.7000 |
| Resolution (nD) | 0.0001 |
| Accuracy (nD) | ±0.0002 |
| Temperature Display Range | 0–50 °C |
| Power Supply | 220 V ± 22 V, 50 Hz ± 1 Hz, 30 W |
| Dimensions | 290 × 180 × 390 mm |
| Net Weight | 10 kg |
| Compliance | GB/T 12143–2008, GB/T 18963–2012, GB/T 21730–2008 |
| Brand | YDWO |
|---|---|
| Origin | Shanghai, China |
| Model | WYA-2W |
| Product Type | Benchtop Abbe Refractometer |
| Measurement Range (nD) | 1.3000–1.7000 |
| Brix Range | 0–95% |
| Accuracy (nD) | ±0.0003 (estimated reading) |
| Mean Dispersion Display Accuracy | ±0.0005 |
| Temperature Readout | Digital thermometer (external or integrated display) |
| Viewing Method | Binocular observation |
| Dimensions | 160 mm × 140 mm × 100 mm |
| Net Weight | 3 kg |
| Prism Material | Hard optical glass |
| Base Material | Stainless steel |
| Flow Cell | Integrated circulation chamber (compatible with external thermostatic bath) |
| Compliance | Designed to meet general laboratory requirements for refractive index measurement per ISO 2859 and ASTM D1218 |
| Brand | YDWO (Yidian Woguang) |
|---|---|
| Origin | Shanghai, China |
| Model | WYA-3S |
| Type | Benchtop Abbe Refractometer |
| Display | Color LCD Touchscreen |
| Measurement Range (nD) | 1.30000–1.72000 |
| Measurement Range (Brix) | 0–100% |
| Resolution (nD) | 0.00001 |
| Resolution (Brix) | 0.01% |
| Accuracy (nD) | ±0.0002 |
| Accuracy (Brix) | ±0.1% |
| Temperature Display Range | −20–120 °C |
| Data Storage Capacity | 500 sets |
| Interface | RS232 & USB |
| Power Supply | 220 V ±22 V, 50 Hz ±1 Hz, 30 W |
| Dimensions | 290 × 180 × 390 mm |
| Net Weight | 10 kg |
| Compliance | GB/T 12143–2008, GB/T 18963–2012, GB/T 21730–2008 |
| Brand | YDWO (Yidian Woguang) |
|---|---|
| Origin | Shanghai, China |
| Model | WZB45 |
| Type | Handheld Refractometer |
| Temperature Compensation | Yes |
| Digital Display | Yes |
| Measurement Range | 0–45% Brix / 1.3330–1.4098 RI |
| Accuracy | ±0.2% Brix / ±0.0003 RI |
| Brand | Yidian Woguang (YDWG) |
|---|---|
| Origin | Shanghai, China |
| Model | SGW®-731 |
| Type | Benchtop Refractometer |
| Measurement Range | nD 1.30000–1.70000 |
| Brix | 0–100% |
| Resolution | nD 0.00001 / Brix 0.01% |
| Accuracy | nD ±0.0002 / Brix ±0.1% |
| Precision | nD ±0.00001 / Brix ±0.01% |
| Display | 7-inch color TFT touchscreen |
| Data Storage | 1000 measurements |
| Interface | RS232, USB, USB flash drive support |
| Power | 220 V ±22 V, 50 Hz ±1 Hz, 30 W |
| Dimensions | 345 × 245 × 165 mm |
| Weight | 4 kg |
| Prism Material | High-hardness optical glass |
| Light Source | Long-life LED (≥100,000 h) |
| Sample Volume | ≥0.5 mL |
| Compliance | GB/T 12143–2008, GB/T 18963–2012, GB/T 21730–2008 |
| Brand | Yidian Woguang (YDWG) |
|---|---|
| Origin | Shanghai, China |
| Product Type | Handheld Refractometer |
| Display | Digital |
| Temperature Control | None |
| Measurement Ranges | Brix (0–92%), Honey (35–92% Brix, 38–43°Bé, 12–27% water), Salinity (0–100‰, 0–40 ppt, 1.000–1.070 specific gravity) |
| Accuracy | ±0.10% to ±0.50% Brix (model-dependent) |
| Minimum Scale Division | 0.10–0.50% Brix / 0.5°Bé / 1‰ / 0.005 SG |
| Dimensions | 155 × 25 × 40 mm |
| Net Weight | 160 g |