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Nano Spectrophotometer BJN-4701

Micro-volume Spectrophotometer

Key Features

Microscale sample testing with a minimum sample volume of 0.3 μL; supports both ultramicro and cuvette measurements.
Wide detection range, up to 500 times that of a traditional spectrophotometer.
Most samples can be measured without dilution.
Direct testing with no warm-up required, suitable for container testing and routine daily measurements.
Full wavelength range of 190-1100 nm, with 1 nm wavelength accuracy and automatic scanning from 190-900 nm.
Compact and portable design, suitable for on-site testing.
Intelligent sensor measurement with no need to press buttons; test results are displayed automatically.

SKU: BJN-4701

Pricing & Resources

Recently Shipped To: 🇧🇩 Bangladesh , 🇨🇭 Switzerland , 🇬🇲 Gambia , 🇦🇹 Austria

Detailed operating and construction parameters for this model.

Model	BJN-4701
Wavelength Range	190-900nm
Spectral Bandwidth
Wavelength Accuracy	1nm
Optical Distance	0.02-1 mm continuous optical path, automatic switching
Cuvette Optical Distance	10 mm / 5 mm / 2 mm / 1 mm
Minimum Sample Size	0.3 μL
Wavelength Resolution	1 nm
Absorbance Accuracy	±1% (0.76 at 260 nm)
Absorbance Resolution	0.002 Abs (at 1 mm optical distance)
Absorbance Range	0-750 A (10 mm equivalent)
OD600 Absorbance Range	0-4.000 Abs
OD600 Absorbance Stability	[0, 3) ≤0.5%; [3, 4) ≤2%
OD600 Absorbance Repeatability	[0, 3) ≤0.5%; [3, 4) ≤2%
Nucleic Acid Detection Range	1.5-37,500 ng/μL (dsDNA), lower limit 1.5 ng/μL
Absorbance Test Range	0-15,000 ng/μL (dsDNA)
Protein Detection Range	0.05-1110 mg/mL (BSA), 0.03-540 mg/mL (IgG)
Linearity of Fluorescence Detection	R² > 0.996
Repeatability of Fluorescence Detection	<1.5%
Sensitivity	0.5 pg/μL (dsDNA)
Measurement Time	<3 s
LCD	7-inch touchscreen, Android system
Detector	UV-enhanced CMOS linear array sensor
Light Source	Xenon flash lamp, 10⁹ flashes, life up to 10 years
Dimensions (W x D x H)	310 x 221 x 176 mm
Display Language	English and Chinese; other languages can be customized depending on order quantity

Key design, performance, usability, and safety advantages.

Microscale sample testing with a minimum sample volume of 0.3 μL; supports both ultramicro and cuvette measurements.

Wide detection range, up to 500 times that of a traditional spectrophotometer.

Most samples can be measured without dilution.

Direct testing with no warm-up required, suitable for container testing and routine daily measurements.

Full wavelength range of 190-1100 nm, with 1 nm wavelength accuracy and automatic scanning from 190-900 nm.

Compact and portable design, suitable for on-site testing.

Intelligent sensor measurement with no need to press buttons; test results are displayed automatically.