SSUV300 In Vitro Sunscreen Spectrophotometer

  • SSUV300 Sunscreen Spectrophotometer
  • SSUV Monochromator Component
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+44 (0)118 975 1355

Including a dual monochromator based spectrophotometer, a simple magnetic PMMA plate carrier and integrating sphere collection of transmitted light, accurate measurements in accordance with international standards is ensured.

The challenging measurement of sunscreen products, including high absorbance, fluorescing samples and diffuse transmission properties are fully taken account of in the design of the SSUV300.

Core Benefits

Features

  • Split double monochromator configuration 
  • Monochromatic sample illumination (290-400nm)
  • Integrating sphere collection of transmitted light
  • Monochromator detection (290-400nm)
  • Fully automated and reporting of results

Applications

  • ISO 24443:2012 - Determination of sunscreen UVA photoprotection in vitro
  • EN ISO 24443:2012 - Determination of sunscreen UVA photoprotection in vitro
  • AS/NZS 2604:2012 - Sunscreen products - Evaluation and classification
  • FDA, Final Rule 2011 - Rulemaking History for OTC Sunscreen Drug Products

Reported parameters

  • UV absorbance
  • UVAPF
  • Critical wavelength 
  • UVA/UVB ratio

Measurement

Spectral range of operation290-400nm
Bandwidth1nm
Wavelength accuracy± 0.1nm (2400g/mm)
Beam diameter at sample plane4mm diameter
Measured absorbance range0-6 OD
PMMA plate dimensions5x5cm
Bench space required1m deep x 2.5m wide
Services requirements5 x main sockets 1200W power consumption

Monochromatic Probe Source

UV source150W short-arc xenon lamp
Monochromator configurationSymmetric, single Czerny-Turner
Monochromator focal length300mm
Diffraction gratings2400 g/mm
Dispersion5.4nm/mm (2400g/mm)
Wavelength accuracy± 0.1nm (2400g/mm)
Beam diameter at sample plan4mm diameter

Computer Requirements

OS Windows 7, Windows 8 (32-/64-bit) operating systems (or newer)
Software controlBenWin+ Spectral acquisition software
Minimum hard disk space Approx. 100MB
Minimum RAM 2 GB
Interface4 x USB 2.0 ports

SSUV Configuration

SSUV30 System Configuration
SSUV30 System Configuration
SSUV300 Linearity Data
SSUV300 Linearity Data

Ordering Information

SSUV300In Vitro Sunscreen Spectrophotometer

The Bentham Standard

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Call us on +44 (0)118 975 1355 or email us