Optical Measurement Instruments
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| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Model | PAL-BX/ACID 101 |
| Product Type | Handheld Refractometer |
| Measurement Range | Brix: 0.0–90.0% |
| Acid | 0.10–20.00% (as citric acid equivalent) |
| Accuracy | Brix: ±0.2% |
| Acid | ±0.10% (0.10–1.00%), ±10% relative (1.01–8.80%) |
| Temperature Compensation | 10–40°C |
| Resolution | Brix: 0.1% |
| Acid | 0.01% (0.00–9.99%), 0.1% (≥10.0%) |
| Ratio | 0.01 (0–9.99), 0.1 (10.0–99.9), 1 (≥100) |
| IP Rating | IP65 |
| Dimensions | 5.5 × 3.1 × 10.9 cm |
| Weight | 100 g (host only) |
| Power | 2 × AAA alkaline batteries |
| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Model | PAL-BX/ACID 11 |
| Product Type | Handheld Refractometer |
| Temperature Compensation | Automatic (10–40 °C) |
| Display | Digital LCD |
| Brix Range | 0.0–60.0% |
| Acid Range (as total titratable acidity, expressed as malic acid) | 0.10–4.00% |
| Brix Accuracy | ±0.2% |
| Acid Accuracy | ±0.10% (0.10–1.00%), ±10% relative (1.01–4.00%) |
| Brix Resolution | 0.1% |
| Acid Resolution | 0.01% (0.00–9.99%), 0.1% (≥10.0%) |
| Sugar-Acid Ratio Resolution | 0.01 (0.00–9.99), 0.1 (10.0–99.9), 1 (≥100) |
| IP Rating | IP65 |
| Dimensions | 5.5 × 3.1 × 10.9 cm |
| Weight | 100 g (instrument only) |
| Power | Two AAA alkaline batteries |
| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Model | PAL-BX/ACID 12 |
| Type | Handheld Digital Refractometer |
| Temperature Compensation Range | 10–40 °C |
| Brix Range | 0.0–60.0 % |
| Acid Range (as citric acid) | 0.10–2.00 % |
| Brix Accuracy | ±0.2 % |
| Acid Accuracy | ±0.10 % (0.10–1.00 %), ±10 % relative (1.01–8.80 %) |
| Brix Resolution | 0.1 % |
| Acid Resolution | 0.01 % (0.00–9.99 %), 0.1 % (≥10.0 %) |
| Sugar-Acid Ratio Display | Yes (R key) |
| IP Rating | IP65 |
| Power | 2 × AAA alkaline batteries |
| Dimensions | 5.5 × 3.1 × 10.9 cm |
| Weight | 100 g (instrument only) |
| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Model | PAL-BX/ACID 121 |
| Product Type | Handheld Digital Refractometer |
| Temperature Compensation Range | 10–40 °C |
| Brix Range | 0.0–90.0 % |
| Acid Range | 0.50–25.00 % (as citric acid equivalent) |
| Brix Accuracy | ±0.2 % |
| Acid Accuracy | ±0.10 % (0.10–1.00 %), ±10 % relative (1.01–8.80 %) |
| Brix Resolution | 0.1 % |
| Acid Resolution | 0.01 % (0.00–9.99 %), 0.1 % (≥10.0 %) |
| Sugar-Acid Ratio Display | Yes (R-key activated) |
| IP Rating | IP65 |
| Power | 2 × AAA alkaline batteries |
| Dimensions | 5.5 × 3.1 × 10.9 cm |
| Weight | 100 g (instrument only) |
| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Model | PAL-BX/ACID 14 |
| Measurement Principle | Refractive Index (Brix) + pH-Compensated Conductivity-Based Acidity Estimation |
| Instrument Type | Destructive Sampling Analyzer |
| Brix Range | 0.0–90.0% |
| Acidity Range (as Citric Acid) | 0.10–4.00% |
| Brix Accuracy | ±0.2% |
| Acidity Accuracy | ±0.10% (0.10–1.00%), ±10% rel. (1.01–4.00%) |
| Temperature Compensation | 10–40°C |
| Resolution | Brix 0.1%, Acidity 0.01% (≤9.99%), 0.1% (≥10.0%), Ratio Display Format: 0.00 / 00.0 / 000 |
| IP Rating | IP65 |
| Power | 2×AAA Alkaline Batteries |
| Dimensions | 5.5 × 3.1 × 10.9 cm |
| Weight | 100 g (instrument only) |
| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Model | PAL-BX/ACID 15 |
| Instrument Type | Destructive Sampling |
| Measurement Range | Brix 0.0–90.0%, Acid (as citric acid) 0.10–4.00% |
| Accuracy | ±0.2% Brix |
| Resolution | 0.1% Brix |
| ATC Range | 10–40°C |
| Power | 2× AAA alkaline batteries |
| IP Rating | IP65 |
| Dimensions | 5.5 × 3.1 × 10.9 cm |
| Weight | 100 g (instrument only) |
| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Model | PAL-BX/ACID 15 |
| Measurement Principle | Refractometric Brix + pH-based Titration-Referenced Acid Quantification (Citric Acid Equivalent) |
| Measurement Range | Brix 0.0–60.0%, Acid 0.10–4.00% (as citric acid) |
| Accuracy | ±0.2% Brix, ±0.10% Acid (0.10–1.00%), ±10% relative (1.01–8.80%), ±1°C temperature |
| Resolution | 0.1% Brix, 0.01% Acid (0.00–9.99%), 0.1% Acid (≥10.0%), Sugar-Acid Ratio display with auto-scaling format (0.00 to ≥100) |
| ATC Range | 10–40°C |
| Power | 2×AAA alkaline batteries |
| IP Rating | IP65 |
| Dimensions | 5.5 × 3.1 × 10.9 cm |
| Weight | 100 g (instrument only) |
| Sample Type | Liquid fruit extracts (direct Brix |
| 1 | 50 w/w dilution with distilled water for acid) |
| Compliance | Designed for routine QC in horticultural labs, agri-processing facilities, and breeding programs per ISO 2173 (fruit juice Brix), AOAC 973.25 (titratable acidity), and internal GLP-aligned workflows |
| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Model | PAL-BX/ACID 16 |
| Instrument Type | Destructive Sampling |
| Brix Range | 0.0–90.0% |
| Acid Range (as Malic Acid) | 0.10–3.00% |
| Brix Accuracy | ±0.2% |
| Acid Accuracy | ±0.10% (0.10–1.00%), ±10% rel. (1.01–3.00%) |
| Temp. Compensation | 10–40°C |
| Resolution | Brix 0.1%, Acid 0.01%, Ratio 0.01–1.0 (two decimal), 1–99.9 (one decimal), ≥100 (integer) |
| Dimensions | 5.5 × 3.1 × 10.9 cm |
| Weight | 100 g (body only) |
| Power | 2× AAA alkaline batteries |
| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Model | PAL-BX/ACID 181 |
| Product Type | Handheld Refractometer |
| Display | Digital LCD |
| Temperature Compensation Range | 10–40 °C |
| Brix Range | 0.0–90.0 % |
| Acid Range (as acetic acid) | 0.50–12.00 % |
| Brix Accuracy | ±0.2 % |
| Acid Accuracy | ±0.10 % (0.10–1.00 %), ±10 % relative (1.01–8.80 %) |
| Brix Resolution | 0.1 % |
| Acid Resolution | 0.01 % (0.00–9.99 %), 0.1 % (≥10.0 %) |
| Sugar-Acid Ratio Resolution | 0.01 (0.00–9.99), 0.1 (10.0–99.9), 1 (≥100) |
| IP Rating | IP65 |
| Dimensions | 5.5 × 3.1 × 10.9 cm |
| Weight | 100 g (main unit only) |
| Power | Two AAA alkaline batteries |
| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Model | PAL-BX/ACID 2 |
| Measurement Principle | Refractometric Brix + pH-based Titration-Equivalent Acid Quantification (as Tartaric Acid) |
| Brix Range | 0.0–90.0% |
| Acid Range | 0.10–4.00% (expressed as tartaric acid) |
| Brix Accuracy | ±0.2% |
| Acid Accuracy | ±0.10% (0.10–1.00%), ±10% relative (1.01–4.00%) |
| Temperature Compensation | 10–40°C |
| Resolution | Brix 0.1%, Acid 0.01% (≤9.99%), 0.1% (≥10.0%) |
| IP Rating | IP65 |
| Dimensions | 5.5 × 3.1 × 10.9 cm |
| Weight | 100 g (instrument only) |
| Power | 2 × AAA alkaline batteries |
| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Model | PAL-BX/ACID 21 |
| Measurement Principle | Refractive Index (Brix) + pH-based Acid Titration Simulation |
| Brix Range | 0.0–90.0% |
| Acid Range | 0.10–4.50% (as citric acid) |
| Brix Accuracy | ±0.2% |
| Acid Accuracy | ±0.10% (0.10–1.00%), ±10% rel. (1.01–4.50%) |
| Temp. Compensation | 10–40°C |
| IP Rating | IP65 |
| Dimensions | 5.5 × 3.1 × 10.9 cm |
| Weight | 100 g (host only) |
| Power | 2 × AAA alkaline batteries |
| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Model | PAL-BX/ACID 3 |
| Measurement Principle | Refractometric Brix + pH-Referenced Titration-Equivalent Acidity Conversion |
| Instrument Type | Destructive Sampling Meter |
| Brix Range | 0.0–90.0% |
| Acidity Range (as Citric Acid) | 0.10–3.00% |
| Brix Accuracy | ±0.2% |
| Acidity Accuracy | ±0.10% (0.10–1.00%), ±10% rel. (1.01–8.80%) |
| Temperature Compensation | 10–40°C |
| IP Rating | IP65 |
| Dimensions | 5.5 × 3.1 × 10.9 cm |
| Weight | 100 g (main unit only) |
| Power | 2 × AAA alkaline batteries |
| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Model | PAL-BX/ACID 4 |
| Product Type | Handheld Digital Refractometer |
| Temperature Compensation Range | 10–40°C |
| Brix Measurement Range | 0.0–90.0% |
| Acid Measurement Range (as citric acid) | 0.10–3.50% |
| Brix Accuracy | ±0.2% |
| Acid Accuracy | ±0.10% (0.10–1.00%), ±10% relative (1.01–8.80%) |
| Brix Resolution | 0.1% |
| Acid Resolution | 0.01% (0.00–9.99%), 0.1% (≥10.0%) |
| Sugar-Acid Ratio Display | Yes (R-key activation) |
| Auto-Temperature Compensation | Yes |
| IP Rating | IP65 |
| Power | Two AAA alkaline batteries |
| Dimensions | 5.5 × 3.1 × 10.9 cm |
| Weight | 100 g (instrument only) |
| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Model | PAL-BX/ACID 40 |
| Measurement Principle | Digital Refractometry + pH-Referenced Acid Conversion |
| Instrument Type | Destructive Sampling |
| Brix Range | 0.0–90.0% |
| Acid Range (Chlorogenic Acid Equivalent) | 0.10–1.90% |
| Brix Accuracy | ±0.2% |
| Acid Accuracy | ±0.10% (0.10–1.00%), ±10% relative (1.01–1.90%) |
| Temperature Compensation | 10–40°C |
| Resolution | Brix 0.1%, Acid 0.01% (0.00–9.99%), 0.1% (≥10.0%), Ratio 0.01–1.0 (two decimal), 1–99.9 (one decimal), ≥100 (integer) |
| IP Rating | IP65 |
| Power | 2×AAA Alkaline Batteries |
| Dimensions | 5.5 × 3.1 × 10.9 cm |
| Weight | 100 g (main unit only) |
| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Model | PAL-BX/ACID 5 |
| Product Type | Handheld Digital Refractometer |
| Temperature Compensation Range | 10–40 °C |
| Display | Digital LCD |
| Brix Range | 0.0–60.0 % (w/w) |
| Acid Range | 0.10–4.00 % (as malic acid) |
| Brix Accuracy | ±0.2 % |
| Acid Accuracy | ±0.10 % (0.10–1.00 %), ±10 % relative (1.01–4.00 %) |
| Brix Resolution | 0.1 % |
| Acid Resolution | 0.01 % (0.00–9.99 %), 0.1 % (≥10.0 %) |
| Sugar-Acid Ratio Resolution | 0.01 (0.00–9.99), 0.1 (10.0–99.9), 1 (≥100) |
| IP Rating | IP65 |
| Power | 2 × AAA alkaline batteries |
| Dimensions | 5.5 × 3.1 × 10.9 cm |
| Weight | 100 g (instrument only) |
| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Model | PAL-BX/ACID 6 |
| Product Type | Handheld Digital Refractometer |
| Temperature Compensation Range | 10–40 °C |
| Brix Measurement Range | 0.0–60.0 % |
| Acid Measurement Range | 0.10–0.60 % (as total titratable acidity, expressed as malic acid equivalent) |
| Brix Accuracy | ±0.2 % |
| Acid Accuracy | ±0.10 % (within 0.10–1.00 % range) |
| Brix Resolution | 0.1 % |
| Acid Resolution | 0.01 % (0.00–9.99 %), 0.1 % (≥10.0 %) |
| Sugar-Acid Ratio Display | Yes (via dedicated R key) |
| IP Rating | IP65 |
| Power | 2 × AAA alkaline batteries |
| Dimensions | 5.5 × 3.1 × 10.9 cm |
| Weight | 100 g (instrument only) |
| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Model | PAL-BX/ACID 8 |
| Product Type | Handheld Refractometer |
| Display | Digital LCD |
| Temperature Compensation Range | 10–40 °C |
| Brix Range | 0.0–60.0 % |
| Acid Range (as citric acid) | 0.10–3.00 % |
| Brix Accuracy | ±0.2 % |
| Acid Accuracy | ±0.10 % (0.10–1.00 %), ±10 % relative (1.01–8.80 %) |
| Resolution | Brix 0.1 %, Acid 0.01 % (0.00–9.99 %), 0.1 % (≥10.0 %) |
| IP Rating | IP65 |
| Dimensions | 5.5 × 3.1 × 10.9 cm |
| Weight | 100 g (instrument only) |
| Power | 2 × AAA alkaline batteries |
| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Model | PAL-BX/ACID 9 |
| Product Type | Handheld Refractometer |
| Display | Digital LCD |
| Temperature Compensation Range | 10–40 °C |
| Brix Range | 0.0–60.0 % |
| Acid Range (as citric acid) | 0.10–3.50 % |
| Brix Accuracy | ±0.2 % |
| Acid Accuracy | ±0.10 % (0.10–1.00 %), ±10 % relative (1.01–8.80 %) |
| Brix Resolution | 0.1 % |
| Acid Resolution | 0.01 % (0.00–9.99 %), 0.1 % (≥10.0 %) |
| Sugar-Acid Ratio Resolution | 0.01 (0.00–9.99), 0.1 (10.0–99.9), 1 (≥100) |
| IP Rating | IP65 |
| Power | 2 × AAA alkaline batteries |
| Dimensions | 5.5 × 3.1 × 10.9 cm |
| Weight | 100 g (instrument only) |
| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Model | PAL-BX/ACID 96 |
| Product Type | Handheld Refractometer |
| Display | Digital LCD |
| Temperature Compensation Range | 10–40 °C |
| Brix Range | 0.0–90.0 % |
| Acid Range (as lactic acid) | 0.10–3.00 % |
| Brix Accuracy | ±0.2 % |
| Acid Accuracy | ±0.10 % (0.10–1.00 %), ±10 % relative (1.01–8.80 %) |
| Brix Resolution | 0.1 % |
| Acid Resolution | 0.01 % (0.00–9.99 %), 0.1 % (≥10.0 %) |
| Sugar-Acid Ratio Resolution | 0.01 (0–9.99), 0.1 (10.0–99.9), 1 (≥100) |
| Operating Temp. | 10–40 °C |
| Power | 2 × AAA alkaline batteries |
| IP Rating | IP65 |
| Dimensions | 5.5 × 3.1 × 10.9 cm |
| Weight | 100 g (instrument only) |
| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Model | PAL-BX/ACID F5 (Citrus / Grape / Tomato / Strawberry / Blueberry) |
| Measurement Principle | Abbe Refractometry (Brix) + pH-Compensated Conductivity-Based Titration Algorithm (Acid) |
| Instrument Type | Destructive Sampling |
| Brix Range | 0.0–90.0% |
| Acid Range (by fruit) | Citrus (Low: 0.10–4.00%, High: 2.50–8.80%), Grape: 0.10–4.00%, Tomato: 0.10–3.00%, Strawberry: 0.10–3.50%, Blueberry: 0.10–4.00% |
| Brix Accuracy | ±0.2% |
| Acid Accuracy | ±0.10% (0.10–1.00%), ±10% rel. (1.01–8.80%) |
| Temperature Compensation | 10–40°C |
| Resolution | Brix 0.1%, Acid 0.01% (0.00–9.99%), 0.1% (≥10.0%), Ratio Display Format: 00.0 to 999 |
| IP Rating | IP65 |
| Dimensions | 5.5 × 3.1 × 10.9 cm |
| Weight | 100 g (instrument only) |
| Power | 2 × AAA alkaline batteries |
| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Model | PAL-BX/RI |
| Product Type | Handheld Refractometer |
| Temperature Control | Automatic Temperature Compensation (ATC) |
| Display | Digital LCD |
| Measurement Range | Brix 0.0–93.0% |
| Refractive Index (nD) | 1.3306–1.5284 |
| Accuracy | ±0.1% Brix |
| Resolution | 0.1% Brix |
| Operating Temperature Range | 10–100°C (ATC-enabled) |
| Power Supply | 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-BX/RI (Cat. No. 3852) |
| Type | Handheld Refractometer |
| Display | Digital LCD |
| Temperature Control | None |
| Refractive Index Range | 1.3306–1.5284 |
| Brix Range | 0.0–93.0% |
| Refractive Index Resolution | 0.0001 |
| Brix Resolution | 0.1% |
| Refractive Index Accuracy | ±0.0003 (measured with water at 20°C) |
| Brix Accuracy | ±0.1% |
| Operating Temperature | 10–40°C |
| Measurement Time | 3 seconds |
| Power Supply | 2 × AAA batteries |
| IP Rating | IP65 |
| Dimensions | 55(W) × 31(D) × 109(H) mm |
| Weight | 100 g (without accessories) |
| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Model | PAL-BX |
| Brix Range | 0.0–90.0% |
| Salt Range | 0.00–15.00% |
| Brix Accuracy | ±0.2% |
| Salt Accuracy | ±0.05% (0.00–0.99%), ±5% rel. (1.00–9.99%), ±10% rel. (10.00–15.00%) |
| Brix Resolution | 0.1% |
| Salt Resolution | 0.01% |
| Temperature Compensation | Brix 10–100°C, Salt 10–40°C |
| Custom Scale Capacity | 15 user-defined scales |
| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Model | PAL-CAT |
| Product Type | Handheld Refractometer |
| Temperature Control | Built-in Automatic Temperature Compensation (ATC) |
| Display | Digital LCD |
| Measurement Range | 1.0000–1.0800 (Urine Specific Gravity, S.G.) |
| Accuracy | ±0.0010 |
| Calibration Standard | Distilled Water at 20 °C (d₂₀) |
| Compliance | Designed per ISO 1042 and ASTM D1218 principles for refractive index-based specific gravity determination |
| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Model | PAL-CAT |
| Product Type | Handheld Digital Refractometer |
| Temperature Compensation | Yes (Automatic, 10–35°C) |
| Display | Digital LCD |
| Measurement Range | 1.0000–1.0800 (Urine Specific Gravity) |
| Resolution | 0.0001 |
| Accuracy | ±0.0010 |
| Measurement Time | 3 seconds |
| Power Supply | 2 × AAA batteries |
| IP Rating | IP65 |
| Dimensions | 55(W) × 31(D) × 109(H) mm |
| Weight | 100 g (instrument only) |
| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Product Type | Handheld Refractometer |
| Model | PAL-Cleaner |
| Measurement Range | 0.00–25.00% (w/w) cleaning solution concentration |
| Resolution | 0.01% |
| Accuracy | ±0.10% |
| Temperature Control | None |
| Digital Display | Yes |
| Compliance | ISO 21748, JIS K 0063, ASTM D1152 (for refractive index-based concentration determination) |
| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Model | PAL-Cleaner |
| Product Type | Handheld Refractometer |
| Temperature Compensation | Automatic (ATC, 10–100°C) |
| Display | Digital LCD |
| Measurement Range | 0.0–25.0% w/w (as aqueous cleaning solution concentration) |
| Accuracy | ±0.1% |
| Resolution | 0.1% |
| IP Rating | IP65 |
| Power Source | Two AAA batteries |
| Dimensions | 5.5 × 3.1 × 10.9 cm |
| Weight | 100 g (instrument only) |
| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Model | PAL-COFFEE (BX/TDS) |
| Product Type | Handheld Refractometer |
| Temperature Compensation | Automatic (ATC, 10–100°C) |
| Display | Digital LCD |
| Measurement Range | Brix: 0.00–25.00%, TDS: 0.00–22.00% |
| Accuracy | ±0.10% for Brix, ±0.15% for TDS |
| Resolution | 0.01% |
| Power | 2 × AAA batteries |
| IP Rating | IP65 |
| Dimensions | 5.5 × 3.1 × 10.9 cm |
| Weight | 100 g (instrument 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 | PAL-COVID-19 |
| Product Type | Handheld Refractometer |
| Temperature Control | None |
| Digital Display | Yes |
| Measurement Range | 0.0–100.0% (v/v) Ethanol |
| Accuracy | ±1.0% (v/v) for undiluted ethanol solutions |