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Photometer

  • Compact, portable, and battery-powered for convenience
  • Rechargeable battery for uninterrupted operation
  • Cost-effective alternative to a spectrophotometer
  • Ideal for use in biosafety cabinets and anaerobic chambers
  • USB connectivity with DEN software for data transfer and analysis
  • Optical Density (OD600): Estimates total cell count
  • Turbidity Measurement: McFarland (McF) scale
  • Protein Concentration: Bradford assay
  • Supports 10 mm path cuvettes, round-bottom tubes, conical vials, and Falcon tubes

Application

Cell Concentration Measurement

Accurate OD600 estimation for determining microbial cell density.

Microbial Growth Monitoring

Enables log-phase analysis for tracking growth kinetics.

Competent Cell Preparation

Supports cell density assessment during genetic transformation workflows.

Protein Quantification

Suitable for Bradford protein assay–based analysis.

Microbial Sensitivity Testing

Used in antibiotic susceptibility and inhibitory testing for microbial research.

Light SourceLED
PhotodetectorSilicon Photodiode
Measurement Wavelength600 nm ±10 nm
Vessel TypeCuvettes, Round Bottom Tubes, Falcon Tubes
Measurement ModesAbsorbance (Abs), McFarland (McF)
Measurement Range0 – 3.0 Abs
Resolution0.001 Abs
Accuracy±0.006 @ 1 Abs
Repeatability±0.003 @ 1 Abs
Battery TypeLi-ion
PC System RequirementsIntel/AMD Processor, 1 GB RAM, Windows Vista / 7 / 8 / 10 / 11, USB
Overall Dimensions (W × D × H)120 × 145 × 65 mm
Weight0.5 kg
Input Current / Power Consumption12 V, 0.2 A / 2.5 W
External Power SupplyInput: AC 100–240 V, 50/60 Hz
Output: DC 12 V
Cat No.Description
DEN-600Densitometer, portable (battery/mains), cell photometer for turbidity
measurement (0–16 McF & 0–3 Abs), wavelength 600 nm. Compatible with
10 mm path cuvettes, round bottom tubes, and Falcon tubes.
Cat No. Description
DEN MCF STDS Standards reference set of 5 McFarland for user calibration of 16 mm tubes (requires D16).
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