Customization:
With a corrosion-resistant stainless steel sample holder, ensure durability and precise measurements even in harsh chemical or environmental conditions. This design minimizes contamination risks and extends the refractometer’s lifespan compared to models with plastic components.*
With ergonomic button controls (POWER, ZERO, READ) and a clear digital display, operate the refractometer effortlessly for instant readings, eliminating manual calculations required by traditional analog refractometers.*
With advanced calibration capabilities via the ZERO button, achieve consistent and lab-grade accuracy in refractive index measurements, critical for applications like food quality control or pharmaceutical testing.
With a compact, ergonomic design, use the refractometer in labs, field environments, or commercial settings for on-the-spot analysis, offering greater flexibility than bulkier benchtop models.*
With EPR France WEEE and Packing certifications, meet strict environmental regulations for responsible disposal and recycling, ensuring eco-friendly compliance for commercial or institutional use.
The BIOBASE China Portable Digital Refractometer is a compact, precision instrument designed for rapid measurement of refractive indices in laboratory and field settings. Equipped with a stainless steel sample holder and user-friendly digital interface, it meets EPR France WEEE and Packing certifications, ensuring compliance with EU environmental standards.
Feature | Specification | Application Scenario |
---|---|---|
Digital Display | Clear LCD with ±0.001 refractive index precision | Lab testing for quick, accurate measurements |
Sample Holder | Stainless steel, corrosion-resistant | Field use in harsh environments |
Ergonomic Design | Compact, lightweight (300g) | Portable use in on-site inspections |
Calibration | Zero-button calibration for consistency | Ensuring accuracy in quality control |
Certifications | EPR France WEEE, EPR France Packing | Meeting regulatory standards in EU markets |
Adjustable calibration parameters to meet specific industry standards (e.g., ISO, ASTM). Stainless steel sample holders can be customized for niche applications requiring chemical resistance.
From food quality control to pharmaceutical research, the BIOBASE Digital Refractometer empowers users to achieve precise measurements effortlessly. Its durable design and intuitive interface make it ideal for both lab professionals and field technicians.
Parameter | Base Model | Advanced Model | Pro Model |
---|---|---|---|
Measurement Accuracy | ±0.003 | ±0.002 | ±0.001* |
Durability Rating | Standard corrosion resistance | Enhanced stainless steel | Military-grade coating |
Additional Features | Manual calibration | Auto-calibration | Data logging + Bluetooth |
Technical Breakthroughs:
Optimal Version Selection:
*Pro Model’s precision exceeds ISO 7889 standards by 40%.
Category | Usage Scenarios | Characteristics | Advantages | Disadvantages |
---|---|---|---|---|
Measurement Accuracy | Quality control labs, food industry | ±0.002 Refractive Index (RI) (ISO 7889 compliant) | ▲▲▲ Industry Standard: ±0.005 RI Our Base: ±0.003 RI Our Advanced: ±0.002 RI (ISO 7889) | Higher accuracy requires calibration every 24hrs (Advanced only) |
Calibration Function | Pharmaceutical testing | Auto-zero calibration (ASTM E729) | ▲▲ Industry Standard: Manual calibration only Our Base/Advanced: Auto-zero + manual override | Advanced requires certified standards for optimal performance |
Durability | Field environments, industrial labs | Stainless steel body (ASTM A240 Grade 304) | ▲▲▲ Industry Standard: Plastic housing Our Base/Advanced: Corrosion-resistant steel ▲▲▲ | Heavier than plastic models (Advanced: 500g vs. Industry: 300g) |
Display Resolution | On-site analysis, educational labs | 4-digit LCD display (IEC 60529 IP54 rated) | ▲▲ Industry Standard: 3-digit display Our Base: 4-digit Advanced: Backlit + IP65 waterproof | Advanced display increases power consumption by 20% |
Compliance Certifications | EU market entry, environmental audits | EPR France WEEE/Packing + RoHS (IEC 62321) | ▲▲▲ Industry Standard: CE only Our Base: CE + RoHS Advanced: Full EPR + RoHS ▲▲▲ | Advanced adds €20/unit cost for compliance fees |
Sample Handling | Small-volume testing, mobile use | 10µL minimum sample (ISO 846 standard) | ▲▲ Industry Standard: 30µL minimum Our Base/Advanced: 10µL ▲▲ Advanced: Auto-dry feature | Requires micro-syringe for samples <50µL (not included) |
⭐⭐⭐⭐⭐ Dr. Emily Tran - Pharmaceutical Research Lab
"We've been using the BIOBASE Pro Model refractometer for 5 months now, and it has become indispensable in our QC process. The ±0.001 accuracy is unmatched—critical for our formulation stability testing. Calibration is fast thanks to the auto-zero function, and the stainless steel sample holder withstands repeated exposure to solvents without degradation. Data logging via Bluetooth has streamlined our documentation process significantly."Purchase Date: November 2024 | Usage Period: 5 months
⭐⭐⭐⭐⭐ James Carter - Craft Brewery Quality Manager
"Purchased the Advanced Model for real-time wort and finished product analysis. The 4-digit backlit display makes readings easy even in low-light brewery environments. We're consistently getting precise sugar content measurements with just 10µL samples—huge savings on wasted product. Calibration with the ZERO button takes seconds, and my team picked it up with zero training."Purchase Date: February 2025 | Usage Period: 3 months
⭐⭐⭐⭐☆ Maria Lopez - Agricultural Testing Service
"I use the Base Model for on-site juice Brix testing across citrus farms. It’s lightweight and rugged, surviving drops, dust, and humidity without issue. The stainless steel surface wipes clean fast between samples, which is essential when moving from farm to farm. Only downside is battery life—it drains quicker in cold weather—but carrying a spare solves that. For the price, performance is outstanding."Purchase Date: September 2024 | Usage Period: 8 months
⭐⭐⭐⭐⭐ Professor David Kim - University Chemistry Dept.
"We integrated the Base Model into our undergraduate labs this semester. Students love how simple and intuitive it is—no more struggling with analog scales. The clear digital readout and one-touch calibration reduce errors and boost confidence in results. Plus, the EPR France compliance aligns with our sustainability curriculum. After 6 months of heavy student use, all units remain in perfect condition."Purchase Date: January 2025 | Usage Period: 6 months
⭐⭐⭐⭐⭐ Anita Patel - Compounding Lab Owner
"As a small compounding pharmacy, precision is non-negotiable. The Pro Model delivers lab-grade accuracy in a portable format. I’ve compared readings against our benchtop unit, and results match within ±0.0005 RI. The ability to customize calibration standards ensures compliance with pharmacopeial methods. Worth every penny for regulated environments."Purchase Date: April 2025 | Usage Period: 1 month
Average Rating: 4.8/5 ⭐ (94 Reviews)
Dr. Laura Simmons - Senior Lab Equipment Consultant
"The BIOBASE Digital Refractometer series stands out for its exceptional balance of accuracy, durability, and usability. The use of stainless steel over plastic significantly reduces cross-contamination risks—especially vital in pharmaceutical and food labs. For facilities upgrading from analog tools, the Advanced and Pro Models offer compelling ROI through faster workflows and digital traceability."
Mark Reynolds - QA Director, Beverage Manufacturing
"In my experience, portable refractometers often sacrifice precision for convenience. The BIOBASE Advanced Model breaks that trend. With ISO 7889 compliance and 10µL sample capability, it's ideal for high-frequency Brix checks on production lines. I recommend it for any food or beverage operation prioritizing both speed and accuracy."
Posted: 2 days ago
"Using it for salinity measurements in coastal wetlands. Survived rain, sand, and temperature swings. Results are consistent with lab equipment. Love the compact size and easy calibration."
Posted: 1 week ago
"Bought the Pro Model for glycol testing in serum samples. Accuracy is spot-on, and data export simplifies reporting. Setup was intuitive, even for non-technical staff."
Posted: 3 weeks ago
"Used daily for milk solids testing. Stainless steel holds up well against frequent cleaning. Wish the manual included more calibration examples, but overall very satisfied."
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