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Reference Standards

 

The GFS Chemicals IN-SPEC® line of UV/Vis spectrophotometer standards are tested under an A2LA accredited ISO/IEC 17025 management system. The IN-SPEC® product line makes UV/visible spectrophotometer validation accessible and easy for everyone. IN-SPEC® standards can be used as a quality control check and to verify the operating procedure practiced by laboratory staff. This allows the lab to ensure the data collected by the UV/Vis spectrophotometer is reliable.

   

Some of our product offerings include:

  • Photometric accuracy reference standards
  • Wavelength accuracy filters
  • Stray light filters

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UV/VIS Selection Guide

Light Type Wavelength Absorbance Value GFS Chemicals Item
UV 250 0.091 UV-1 #8301
UV 250 0.139 UV-2 #8302
UV 250 0.187 UV-3 #8303
UV 250 0.321 UV-4 #8304
UV 250 0.37 UV-5 #8305
UV 250 0.488 UV-6 #8306
UV 250 0.552 UV-7 #8307
UV 250 0.611 UV-8 #8308
UV 250 1.231 UV-20 #8309
UV 250 1.825 UV-30 #8310
UV 250 0.084 UV-1 #8301
UV 250 0.129 UV-2 #8302
UV 254 0.173 UV-3 #8303
UV 254 0.342 UV-4 #8304
UV 254 0.342 UV-5 #8305
UV 254 0.451 UV-6 #8306
UV 254 0.51 UV-7 #8307
UV 254 0.565 UV-8 #8308
UV 254 1.138 UV-20 #8309
UV 254 1.688 UV-30 #8310
UV 260 0.077 UV-1 #8301
UV 260 0.117 UV-2 #8302
UV 260 0.158 UV-3 #8303
UV 260 0.269 UV-4 #8304
UV 260 0.311 UV-5 #8305
UV 260 0.409 UV-6 #8306
UV 260 0.462 UV-7 #8307
UV 260 0.511 UV-8 #8308
UV 260 1.03 UV-20 #8309
UV 260 1.532 UV-30 #8310
UV 280 0.056 UV-1 #8301
UV 280 0.082 UV-2 #8302
UV 280 0.111 UV-3 #8303
UV 280 0.187 UV-4 #8304
UV 280 0.217 UV-5 #8305
UV 280 0.284 UV-6 #8306
UV 280 0.317 UV-7 #8307
UV 280 0.352 UV-8 #8308
UV 280 0.708 UV-20 #8309
UV 280 1.054 UV-30 #8310
UV 300 0.042 UV-1 #8301
UV 300 0.059 UV-2 #8302
UV 300 0.081 UV-3 #8303
UV 300 0.134 UV-4 #8304
UV 300 0.158 UV-5 #8305
UV 300 0.205 UV-6 #8306
UV 300 0.228 UV-7 #8307
UV 300 0.252 UV-8 #8308
UV 300 0.507 UV-20 #8309
UV 300 0.755 UV-30 #8310
UV 350 0.024 UV-1 #8301
UV 350 0.032 UV-2 #8302
UV 350 0.045 UV-3 #8303
UV 350 0.073 UV-4 #8304
UV 350 0.87 UV-5 #8305
UV 350 0.112 UV-6 #8306
UV 350 0.124 UV-7 #8307
UV 350 0.137 UV-8 #8308
UV 350 0.276 UV-20 #8309
UV 350 0.411 UV-30 #8310
UV 400 0.015 UV-1 #8301
UV 400 0.02 UV-2 #8302
UV 400 0.028 UV-3 #8303
UV 400 0.046 UV-4 #8304
UV 400 0.055 UV-5 #8305
UV 400 0.07 UV-6 #8306
UV 400 0.077 UV-7 #8307
UV 400 0.085 UV-8 #8308
UV 400 0.171 UV-20 #8309
UV 400 0.254 UV-30 #8310
VIS 400 0.122 VIS-0.05 #8311
VIS 400 0.26 VIS-0.1 #8312
VIS 400 0.724 VIS-0.3 #8322
VIS 400 1.254 VIS-0.5 #8313
VIS 400 1.882 VIS-0.8 #8314
VIS 400 2.436 VIS-1.0 #8315
VIS 400 3.437 VIS-4.0 #8316
VIS 450 0.082 VIS-0.05 #8311
VIS 450 0.177 VIS-0.1 #8312
VIS 450 0.5 VIS-0.3 #8322
VIS 450 0.871 VIS-0.5 #8313
VIS 450 1.323 VIS-0.8 #8314
VIS 450 1.78 VIS-1.0 #8315
VIS 450 3.326 VIS-4.0 #8316
VIS 500 0.059 VIS-0.05 #8311
VIS 500 0.126 VIS-0.1 #8312
VIS 500 0.36 VIS-0.3 #8322
VIS 500 0.628 VIS-0.5 #8313
VIS 500 0.957 VIS-0.8 #8314
VIS 500 1.298 VIS-1.0 #8315
VIS 500 1.298 VIS-1.0 #8315
VIS 500 3.238 VIS-4.0 #8316
VIS 550 0.043 VIS-0.05 #8311
VIS 550 0.093 VIS-0.1 #8312
VIS 550 0.27 VIS-0.3 #8322
VIS 550 0.47 VIS-0.3 #8313
VIS 550 0.719 VIS-0.8 #8314
VIS 550 0.975 VIS-1.0 #8315
VIS 550 3.127 VIS-4.0 #8316
VIS 600 0.034 VIS-0.05 #8311
VIS 600 0.072 VIS-0.1 #8312
VIS 600 0.212 VIS-0.3 #8322
VIS 600 0.368 VIS-0.3 #8313
VIS 600 0.767 VIS-1.0 #8315
VIS 600 2.917 VIS-4.0 #8316
VIS 650 0.027 VIS-0.05 #8311
VIS 650 0.056 VIS-0.1 #8312
VIS 650 0.169 VIS-0.3 #8322
VIS 650 0.294 VIS-0.3 #8313
VIS 650 0.45 VIS-0.8 #8314
VIS 650 0.611 VIS-1.0 #8315
VIS 650 2.524 VIS-4.0 #8316
VIS 700 0.022 VIS-0.05 #8311
VIS 700 0.045 VIS-0.1 #8312
VIS 700 0.045 VIS-0.1 #8312
VIS 700 0.137 VIS-0.3 #8322
VIS 700 0.239 VIS-0.3 #8313
VIS 700 0.365 VIS-0.8 #8314
VIS 700 0.497 VIS-1.0 #8315
VIS 700 2.111 VIS-4.0 #8316
VIS 700 2.111 VIS-4.0 #8316
VIS 750 0.018 VIS-0.05 #8311
VIS 750 0.037 VIS-0.1 #8312
VIS 750 0.111 VIS-0.3 #8322
VIS 750 0.195 VIS-0.3 #8313
VIS 750 0.299 VIS-0.8 #8314
VIS 750 0.406 VIS-1.0 #8315