Medical Standard 2.4

GS1 DataBar
Omnidirectional

The high-density standard for fresh foods and pharmaceuticals. Encode GTINs, expiration dates, and lot numbers in ultra-compact stacks.

Fresh Food Verified
HIBC Compliant
Interactive generator available in full tools section

Data Structure Analysis

(01) 90012345678908
Stacked Logic
360° Scan
Retail Efficiency

Fresh Tracking

GS1 DataBar allows POS systems to automatically apply discounts for expiring goods and prevent the sale of recalled pharmaceutical batches.

Expanded Stacked
Encodes complex AI strings in vertical formats.
Variable Weight
Native support for fresh produce pricing.
Traceability v2
Batch/Lot encoding for supply chain transparency.
Production Line

Pharmaceutical Bulk Pass

Running a high-speed packaging line? QRTRAC's bulk engine generates verified GS1 DataBar sequences for entire production runs in seconds.

✓

AI Validation

Ensures Application Identifiers are correctly formatted.

✓

High-DPI Export

Crystal clear rendering for thermal transfer printers.

Medical Batch v4.2
🏷️
vaccine_lot_seq_08.csv
Valid
Items
12,500
Status
READY
Execute Medical Batch
Integration Hub

Engineered for
Fresh Data

Automate your labeling workflows with the QRTRAC DataBar API. Built for speed, reliability, and GS1 compliance.

⚕️

Medical Grade

Encodes AI (17) Expiration, AI (10) Lot number, and AI (01) GTIN with perfect syntax validation.

📏

Segment Logic

Dynamic segment per row calculation to fit any label width requirement automatically.

🔗

ERP Bridge

Connect your SAP, Oracle, or custom WMS to our high-availability generation endpoints.

// GS1 DataBar Expanded API
const response = await fetch('https://api.qrtrac.com/v1/generate/databar', {
  method: 'POST',
  body: JSON.stringify({
    gtin: "90012345678908",
    expiration: "251231",
    lot: "B77A-9"
  })
});
GS1 Compliance

The Stack
Overlap Error

When stacking DataBar symbols, the separator pattern between rows must be precisely one module high. If the vertical alignment drifts during printing, scanners will fail to decode the bottom row.

Separator Guard

Rigorous verification of the horizontal separator pattern between stacks.

Check Digit Logic

Advanced Modulo-211 verification for omnidirectional symbols.

Optical Alignment
Stack Drift
STACK ALIGNMENT drift detected

Stacked symbols require sub-millimeter vertical precision for reliable decoding.

GS1 Intelligence

01 Why use GS1 DataBar instead of EAN-13?
GS1 DataBar can encode more than just a GTIN. It can include 'Application Identifiers' for weight, expiration dates, and lot numbers, which is critical for food safety and automated markdown of expiring goods.
02 Is GS1 DataBar the same as RSS?
Yes, 'Reduced Space Symbology' (RSS) was the original name for the GS1 DataBar family before it was rebranded by GS1 to align with other global standards.

Optimize Your Inventory

Join the medical and food logistics teams using QRTRAC for GS1 DataBar compliance.

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