Refractometer
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| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Model | PAL-38S |
| Product Type | Handheld Digital Refractometer |
| Temperature Control | Automatic Temperature Compensation (ATC) |
| Display | Digital LCD |
| Measurement Range | 0.0–45.0% (w/w, g/100g DMF) |
| Accuracy | ±0.4% |
| Resolution | 0.2% |
| Operating Temperature | 10–40°C (ATC active) |
| Power | Two AAA batteries |
| IP Rating | IP65 |
| Dimensions | 5.5 × 3.1 × 10.9 cm |
| Weight | 100 g (instrument only) |
| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Model | PAL-39S |
| Measurement Range | 0–50.0% H₂O₂ (w/w) |
| Accuracy | ±0.2% H₂O₂ |
| Resolution | 0.1% H₂O₂ |
| Temperature Compensation | Automatic (10–35°C) |
| Sample Volume | 0.3 mL |
| Response Time | ≤3 seconds |
| Power Supply | 2×AAA batteries |
| IP Rating | IP65 |
| Dimensions | 55 (W) × 31 (D) × 109 (H) mm |
| Weight | 100 g (body only) |
| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Model | PAL-Colostrum 3805 |
| Type | Portable Handheld Refractometer |
| Measurement Range | 0.0–45.0% (Brix equivalent scale calibrated for bovine colostrum IgG concentration) |
| Accuracy | ±0.4% |
| Display | Digital LCD |
| Temperature Compensation | Automatic (ATAGO’s proprietary algorithm, optimized for colostrum matrix, non-thermostatted) |
| IP Rating | IP65 (dust-tight and water-jet resistant) |
| Compliance | CE marked, RoHS compliant |
| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Model | PAN Series |
| Measurement Principle | Critical Angle Refraction (LED Light Source, High-Precision Prism Interface) |
| Output Signal | 4–20 mA Analog + RS-485 Modbus RTU |
| IP Rating | IP67 |
| Process Connection | G1/2" or NPT 1/2" Threaded Fitting |
| Operating Temperature | –10 to 70 °C (Process Fluid) |
| Ambient Temperature | 0 to 50 °C |
| Power Supply | 12–24 VDC |
| Response Time (t₉₀) | < 3 s |
| Repeatability | ±0.02 °Brix (equivalent) |
| Brix Range | 0–30 °Brix (configurable up to 95 °Brix via calibration) |
| Material | 316L Stainless Steel Body, Sapphire Prism Window |
| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Model | PEN-RI |
| Refractive Index Range | 1.3200–1.5100 |
| Temperature Range | 10–100 °C |
| Refractive Index Accuracy | ±0.0003 (water at 20 °C) |
| Temperature Accuracy | ±1 °C |
| Display Resolution | 0.0001 RI |
| Temperature Compensation | Automatic (ATC) |
| IP Rating | IP65 (IP67 on prism) |
| Display | Backlit LCD |
| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Model | PR-100SA |
| Product Type | Handheld Refractometer |
| Measurement Range | Salinity 0–100 ‰ (w/w) |
| Accuracy | ±2% |
| Display | Digital LCD |
| Temperature Compensation | None |
| Certifications | Complies with JIS K 0063 and ISO 2173 for refractometric salinity determination |
| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Model | PR-RI |
| Sample Temperature Range | 5–45 °C |
| Refractive Index (nD) Measurement Range | 1.3306–1.4436 |
| Accuracy | ±0.0002 nD (measured with distilled water at 20 °C) |
| Resolution | 0.0001 nD / 1 °C |
| Display | Dual digital readout (nD + temperature) |
| Temperature Compensation | Automatic (ATC, 5–45 °C) |
| Power | 9 V alkaline battery (006P) |
| IP Rating | IP64 |
| Dimensions | 170 × 90 × 40 mm |
| Weight | 300 g (instrument only) |
| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Product Type | Benchtop Refractometer |
| Temperature Control | Peltier-controlled (±0.1 °C) |
| Digital Display | Yes |
| Refractive Index Range | 1.324200–1.580000 |
| Brix Range | 0.00–100.00% (ATC) |
| RI Accuracy | ±0.000040 |
| Brix Accuracy | ±0.03% |
| Prism Material | Synthetic Sapphire |
| Prism Housing | SUS316L Stainless Steel |
| Interface | Touchscreen LCD |
| Pre-installed Scales | 24 |
| Custom Scale Capacity | 100 |
| Compliance | ASTM D1218, ISO 21747, JIS K0061 |
| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Model | T3-RX/RI |
| Product Type | Benchtop Refractometer |
| Temperature Control | Yes |
| Digital Display | Yes |
| Brix Range | 0.0–18.0% |
| RI Range | 1.3300–1.3605 |
| Brix Resolution | 0.2% |
| RI Resolution | 0.0005 |
| Brand | B+S / Bellingham + Stanley |
|---|---|
| Origin | United Kingdom |
| Model | RFM742-M(74F) |
| Product Type | Benchtop Refractometer |
| Display | 4-inch high-resolution color LCD |
| Measurement Range | °Brix 0–100 |
| Resolution | 0.01 °Brix / 0.00001 RI |
| Temperature Compensation | ICUMSA-compliant to 20 °C (AG algorithm) |
| Data Output | USB interface |
| export formats | CSV, PDF (password-protected), standard printer protocol |
| Compliance Features | Audit trail (date, time, batch ID, operator ID), alphanumeric keypad, multi-scale user-defined calibration |
| Prism Material | Sapphire |
| Housing | Stainless steel sample stage with splash guard barrier |
| Power | External AC adapter |
| Brand | BM |
|---|---|
| Origin | Shanghai, China |
| Model | BM-FG116 |
| Type | Handheld Analog Refractometer |
| Measurement Range | 58–92% Brix |
| Scale Division | 0.5% Brix / 0.5 °Bé / 0.5% Water |
| Built-in Temperature Compensation | 10–30 °C |
| Dimensions | Ø29 mm × 148 mm |
| Weight | 175 g |
| Brand | Deleite |
|---|---|
| Origin | Shanghai, China |
| Model | DR-AR200 |
| Type | Benchtop Abbe Refractometer |
| Refractive Index Range (nD) | 1.3000–1.7000 |
| Brix Range | 0–95% |
| Accuracy (nD) | ±0.0003 (estimated reading) |
| Magnification | Telescope 2×, Scale Reading 22× |
| Dimensions | 200 × 100 × 240 mm |
| Weight | 2.6 kg |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Model | MyBrix |
| Product Type | Handheld Refractometer |
| Display | Digital |
| Measurement Range | 0–95 °Brix |
| IP Rating | IP65 |
| Temperature Compensation | Automatic (ATC) |
| Prism Design | Shallow, Easy-Clean Geometry |
| Battery Life | Up to 10,000 measurements |
| Predefined Scales | 10 built-in scales (3 simultaneously active) |
| Weight (with batteries) | 115 g |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Model | Densito 30PX |
| Product Type | Handheld Density Meter |
| Temperature Control | Yes |
| Digital Display | Yes |
| Measurement Range | 0 to 2 g/cm³ |
| Resolution | 0.0001 g/cm³ |
| Accuracy | ±0.001 g/cm³ |
| Temperature Range | 5–35 °C |
| Temperature Resolution | ±0.1 °C |
| Units Supported | Density, Specific Gravity (SG), Alcohol % v/v, Brix %, API Gravity, Baumé, Plato, H₂SO₄ (w/w%), and User-Defined Units |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Model | Easy R40/Brix/Bev |
| Instrument Type | Benchtop Refractometer |
| Temperature Control | Peltier-based, active heating & cooling |
| Display | Digital LCD |
| Refractive Index Range | 1.3200–1.5800 nD |
| Built-in Performance Verification | SimpleCheck™ certified reference standards |
| Compliance | Designed for GLP/GMP environments with audit-ready verification workflow |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Product Type | Benchtop Refractometer |
| Temperature Control | Yes |
| Digital Display | Yes |
| Refractive Index Range | 1.30–1.72 |
| Measurement Accuracy | ±0.0001 |
| Resolution | 0.0001 |
| Brix Range | 0–100% w/w |
| Brix Accuracy | ±0.05 (at ~10–80% w/w) |
| Temperature Range | 10–65 °C |
| Temp. Accuracy | ±0.1 °C |
| Supported Units | nD, % Brix, °Oechsle, °Babo, HFCS-42/55, Invert Sugar, Custom Concentration Tables, Freeze Point Depression |
| Preloaded Methods | Up to 66 |
| Auto Sample Detection (FastStart™) | Yes (on Easy Brix & EaSy R4O) |
| Minimum Sample Volume | 0.2 mL (Easy Brix), ~50 µL (EaSy R4O), 0.2 mL (Easy Bev) |
| Dimensions (W×H×D) | 170×156×273 mm (Easy Brix), 198×382×200 mm (EaSy R4O), 170×156×273 mm (Easy Bev) |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Instrument Type | Benchtop Refractometer |
| Temperature Control | Yes |
| Digital Display | Yes |
| Refractive Index (nD) Range | 1.3200–1.7000 |
| Brix Range | 0–100% w/w |
| nD Accuracy | ±0.0001 (near calibration point), ±0.00002–±0.00004 (full range) |
| nD Repeatability | ±0.00005 (R4), ±0.00001 (R5) |
| nD Resolution | 0.0001 (R4), 0.00001 (R5) |
| Brix Accuracy | ±0.05% (R4), ±0.014% (R5) |
| Brix Repeatability | ±0.05% (R4), ±0.01% (R5) |
| Temperature Range | 5–100 °C (R4), 5–75 °C (R5) |
| Temp. Accuracy | ±0.1 °C (5–100 °C, R4), ±0.03 °C (15–50 °C, R5), ±0.05 °C (5–75 °C, R5) |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Product Type | Benchtop Refractometer |
| Temperature Control | Yes |
| Digital Display | Yes |
| Measurement Range | 0–100 % w/w (Brix or refractive index equivalent) |
| Accuracy | ±0.05 % w/w |
| Compliance | FDA 21 CFR Part 11 ready (with LabX software) |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Model | 30PX / 30GX |
| Measurement Principle | Sodium D-line (589.3 nm) critical angle method |
| Refractive Index Range | 1.32–1.50 (30PX), 1.32–1.65 (30GX) |
| Resolution | 0.0001 RIU |
| Accuracy | ±0.0005 RIU |
| Temperature Range | 10–40 °C |
| Temperature Compensation | Integrated Peltier-controlled sensor with automatic compensation (ATC) |
| Display | High-resolution LCD |
| Data Output | USB and optional Bluetooth connectivity |
| Compliance | Designed for GLP/GMP environments |
| Brand | MISCO |
|---|---|
| Origin | USA |
| Model | VIP2-3A-2.0/2.5 |
| Product Type | Inline Refractometer |
| Temperature Control | Yes |
| Digital Display | Yes |
| Refractive Index Range | 1.3330 to 1.5000 nD₂₀ |
| Brix Range | 0–85 °Brix |
| Resolution | 0.0001 nD₂₀ (0.1 °Brix) |
| Accuracy | ±0.0001 nD₂₀ (±0.1 °Brix) |
| Optical Material | Sapphire |
| Wetted Parts | Passivated 316L Stainless Steel |
| Light Source | Precision LED @ 589.3 nm |
| IP Rating | IP68 |
| Certifications | 3-A Sanitary, CE, FCC |
| Operating Temperature | −20 to 100 °C |
| Pressure Rating | 0–20.68 bar (0–300 psi) |
| Power Supply | 5–24 VDC (3 VDC optional) |
| Dimensions | 61 mm H × 64.1 mm max Ø |
| Weight | 0.45 kg |
| Brand | Roadvista |
|---|---|
| Origin | USA |
| Model | ROADVISTA 932 |
| Measurement Range | 0–20,000 cd·lx⁻¹·m⁻² |
| Measurement Accuracy | ±0.001% (RA) |
| Incident Angle Adjustment | −45° to +45° (continuous) |
| Observation Angle Adjustment | 0.2° to 2.0° (continuous) |
| Aperture Angle (Source & Detector) | 0.1° |
| Test Area Diameter | 25 mm |
| Colorimetric Compliance | CIE 1931 xy chromaticity coordinates (retroreflected) |
| Data Storage Capacity | >32,000 measurements |
| Interface | USB 2.0 + Bluetooth 4.2 |
| Power Supply | Removable 12 VDC, 2.4 Ah Li-ion battery |
| Operating Temperature | 0–50 °C |
| Relative Humidity | 0–95% RH (non-condensing) |
| Dimensions | 380 × 115 × 325 mm |
| Weight | 2.9 kg (with battery) |
| Standards Compliance | ASTM E1709, ASTM E2540, ASTM D4956, EN 12899, EN 471, ANSI/ISEA 107, ISO 20471, GB/T 28648, GB 20653, GB/T 28468–2012 |
| Brand | Rudolph |
|---|---|
| Origin | USA |
| Model | J-Series Refractometer Module |
| Product Type | Benchtop Refractometer |
| Temperature Control | Yes (Dual-zone semiconductor Peltier) |
| Digital Display | Yes (10.4" color TFT touchscreen) |
| Measurement Range | 1.26–1.72 RI, 0–100 Brix |
| Measurement Resolution | 0.00001 RI |
| Accuracy | ±0.00002 RI, ±0.015 Brix |
| Temperature Control Range | 10–110 °C (120 °C optional) |
| Temperature Stability | ±0.01 °C |
| Prism Material | Sapphire |
| Interface | RS-232, USB, Cat5 Ethernet |
| Compliance | NIST-traceable calibration standards available |
| Design | Modular split architecture (separate measurement head and control unit) |
| Brand | Rudolph |
|---|---|
| Origin | USA |
| Model | J157 |
| Product Type | Benchtop Refractometer |
| Temperature Control | Yes |
| Digital Display | Yes |
| Measurement Range | 1.33–1.53 RI, 0–100 °Brix |
| Measurement Accuracy | ±0.00002 RI, ±0.01 °Brix |
| Resolution | 0.00001 RI, 0.01 °Brix |
| Wavelength | 589.3 nm (Na-D line), optional alternate wavelengths available |
| Temperature Control Range | 10–90 °C |
| Temperature Stability | ±0.01 °C |
| Sample Interface Options | Dropper, Flow Cell, and Pour-in Configurations |
| Brand | Rudolph |
|---|---|
| Origin | USA |
| Model | J257 |
| Type | Benchtop Refractometer |
| Temperature Control | Yes |
| Digital Display | Yes |
| Measurement Range | 1.26–1.72 RI, 0–100 °Brix |
| Measurement Accuracy | ±0.0001 RI, ±0.1 °Brix |
| Resolution | 0.00001 RI, 0.01 °Brix |
| Wavelength | 589.3 nm (Na-D line), optional alternate wavelengths available |
| Temperature Control Range | 10–100 °C (extended range: –5 to 110 °C) |
| Temperature Stability | ±0.01 °C |
| Prism Material | Sapphire (diameter > 20 mm) |
| Interface | RS-232, USB, Cat5 Ethernet |
| Storage | 32 GB internal memory |
| Display | 8-inch color touchscreen |
| Operating System | Windows 7 Embedded |
| Compliance Options | FDA 21 CFR Part 11 audit trail & electronic signature support (optional) |
| Software Features | SmartMeasure™ real-time measurement validation, Load-N-Go™ rapid sample loading, Easy Clean™ flat-cell design, Trend Analysis for QC monitoring, LIMS integration capability |
| Calibration Modes | Single-point, two-point, and multi-point calibration |
| Certified Reference Materials | NIST-traceable standards available |
| Brand | Rudolph |
|---|---|
| Origin | USA |
| Model | J357 |
| Instrument Type | Benchtop Refractometer |
| Temperature Control | Yes (Peltier-based, 10–100 °C standard, –5 to 110 °C optional) |
| Digital Display | Yes (8-inch color TFT touchscreen) |
| Measurement Range | 1.26–1.72 RI, 0–100 °Brix |
| Measurement Accuracy | ±0.00002 RI, ±0.015 °Brix |
| Measurement Resolution | 0.00001 RI, 0.01 °Brix |
| Wavelength | 589.3 nm (Na-D line), optional alternate wavelengths available |
| Prism Material | Sapphire (≥20 mm diameter) |
| Calibration Options | Single-, dual-, and multi-point calibration |
| Data Storage | 32 GB internal memory |
| Connectivity | RS-232, USB, Cat5 Ethernet |
| Software Compliance | Optional 21 CFR Part 11 audit trail & electronic signature support |
| Operating System | Windows 7 Embedded |
| LIMS Integration | Yes |
| Smart Measurement Technology | SmartMeasure™ |
| Sample Handling | Load-N-Go™ automated sample introduction |
| Cleaning Design | Easy Clean™ flat-cell geometry |
| Regulatory Standards Support | NIST-traceable reference materials available |
| Trend Analysis | Real-time QC data visualization and statistical trending |
| Brand | Rudolph |
|---|---|
| Origin | USA |
| Model | J457 |
| Product Type | Benchtop Refractometer |
| Temperature Control | Yes (Peltier dual-zone) |
| Digital Display | Yes |
| Measurement Range | 1.26–1.72 RI, 0–100 °Brix |
| Measurement Resolution | 0.000001 RI, 0.01 °Brix |
| Accuracy | ±0.000002 RI, ±0.015 °Brix |
| Temperature Control Range | 10–110 °C (120 °C optional) |
| Temperature Stability | ±0.01 °C |
| Prism Material | Sapphire |
| Display | 10.4″ color TFT touchscreen |
| Interface | RS-232, USB, Cat5 Ethernet |
| Compliance | NIST-traceable calibration standards available |
| Enclosure Rating | IP65-rated for dust and water resistance |
| Configuration | Modular split-system (remote sensor head + control unit) |
| Brand | Rudolph |
|---|---|
| Origin | USA |
| Model | J47 |
| Product Type | Benchtop Refractometer |
| Temperature Control | Yes |
| Digital Display | Yes |
| Measurement Range | 1.33–1.53 RI, 0–100 °Brix |
| Measurement Accuracy | ±0.00002 RI, ±0.01 °Brix |
| Resolution | 0.00001 RI, 0.01 °Brix |
| Wavelength | 589.3 nm (Na-D line), optional alternate wavelengths available |
| Light Source | LED (>100,000 h lifetime) |
| Calibration | 1-, 2-, or multi-point |
| Interface | USB |
| Brand | Rudolph |
|---|---|
| Origin | USA |
| Model | J57-VT |
| Product Type | Benchtop Refractometer |
| Temperature Control | Yes |
| Digital Display | Yes |
| Measurement Range | 1.33–1.53 RI, 0–100 °Brix |
| Measurement Accuracy | ±0.00002 RI, ±0.01 °Brix |
| Resolution | 0.00001 RI, 0.01 °Brix |
| Wavelength | 589.3 nm (Na-D line, other wavelengths optional) |
| Temperature Control Range | 10–65 °C |
| Temperature Stability | ±0.01 °C |
| Compliance | ASTM D1218, ISO 2163, USP <781>, AOAC 932.12 |
| Brand | S+H (Schmidt+Haensch) |
|---|---|
| Origin | Germany |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Category | Benchtop Refractometer |
| Display | Digital LCD & Optional 7-inch Touchscreen |
| Measurement Range | 1.32000–1.58000 RI / 0–100 %Brix |
| Resolution | 0.00001 RI / 0.01 %Brix |
| Accuracy | ±0.00002 RI / ±0.02 %Brix |
| Sample Volume | 0.3 mL |
| Temperature Compensation | Built-in NTC sensor with automatic compensation (no external thermostat required) |
| Optical System | Sapphire prism assembly with birefringence-corrected design |
| Detector | High-sensitivity CCD imaging sensor |
| Interfaces | USB, RS232, Ethernet (LAN) |
| Compliance | ISO 21648, ASTM D1218, USP <851>, GLP-compliant data logging |
| Brand | YDWG (Yidian Wuguang) |
|---|---|
| Origin | Shanghai, China |
| Model | WYA-2S |
| Product Type | Benchtop Digital Abbe Refractometer |
| Temperature Control | Yes (Peltier-assisted, ±0.1 °C stability) |
| Digital Display | Yes (LCD, 4-digit resolution) |
| Measurement Range | n<sub>D</sub> = 1.3330–1.3900 |
| Brix | 0–35% |
| Accuracy | ±0.0003 in refractive index |
| Wavelength | 589.3 nm (Na-D line) |
| Prism Material | Hardened optical glass (BK7-type, chemically resistant and scratch-resistant) |
| Sample Volume | < 0.5 mL |
| Calibration Standards | Distilled water (n<sub>D</sub> = 1.3330 at 20 °C) or certified NIST-traceable glass reference blocks |