APHA Color 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 Standards - Quick Product Selection Guide

More sizes available on main search tool

Chemical GFS Item # Size Link
COLOR STANDARD SOLUTION, APHA 10 9498 100 ML View Now
COLOR STANDARD SOLUTION, APHA 50 9502 100 ML View Now
COLOR STANDARD SOLUTION, APHA 100 9033 100 ML View Now
COLOR STANDARD SOLUTION, APHA 250 9418 100 ML View Now
COLOR STANDARD SOLUTION, APHA 500 2051 100 ML View Now
COLOR STANDARD SOLUTION, APHA 500 2051 500 ML View Now
IN-SPEC® TRANSMITTANCE STANDARD, 20% 8445 250 ML View Now
IN-SPEC® TRANSMITTANCE STANDARD, 20% 8445 125 ML View Now
IN-SPEC® TRANSMITTANCE STANDARD, 20% 8445 60 ML View Now
IN-SPEC® TRANSMITTANCE STANDARD, 40% 8444 125 ML View Now
IN-SPEC® TRANSMITTANCE STANDARD, 40% 8444 60 ML View Now
IN-SPEC® TRANSMITTANCE STANDARD, 60% 8443 125 ML View Now
IN-SPEC® TRANSMITTANCE STANDARD, 60% 8443 60 ML View Now
IN-SPEC® TRANSMITTANCE STANDARD, 80% 8442 125 ML View Now
IN-SPEC® TRANSMITTANCE STANDARD, 80% 8442 60 ML View Now
WATER, 100% T 8475 125 ML View Now
WATER, 100% T 8475 60 ML View Now
IN-SPEC® TRANSMITTANCE LINEARITY KIT 8446 KIT View Now
IN-SPEC® UV STANDARD #1, PHOTOMETRIC ACCURACY REFERENCE STANDARD 8301 View Now
IN-SPEC® UV STANDARD #2, PHOTOMETRIC ACCURACY REFERENCE STANDARD 8302 View Now
IN-SPEC® UV STANDARD #3, PHOTOMETRIC ACCURACY REFERENCE STANDARD 8303 View Now
IN-SPEC® UV STANDARD #4, PHOTOMETRIC ACCURACY REFERENCE STANDARD 8304 View Now
IN-SPEC® UV STANDARD #5, PHOTOMETRIC ACCURACY REFERENCE STANDARD 8305 View Now
IN-SPEC® UV STANDARD #6, PHOTOMETRIC ACCURACY REFERENCE STANDARD 8306 View Now
IN-SPEC® UV STANDARD #7, PHOTOMETRIC ACCURACY REFERENCE STANDARD 8307 View Now
IN-SPEC® UV STANDARD #8, PHOTOMETRIC ACCURACY REFERENCE STANDARD 8308 View Now
IN-SPEC® UV STANDARD #20, PHOTOMETRIC ACCURACY REFERENCE STANDARD 8309 View Now
IN-SPEC® UV STANDARD #30, PHOTOMETRIC ACCURACY REFERENCE STANDARD 8310 View Now
POTASSIUM DICHROMATE, UV ABSORBANCE/LINEARITY, 20 mg/L REFERENCE SOLUTION 8350 View Now
POTASSIUM DICHROMATE, UV ABSORBANCE/LINEARITY, 40 mg/L REFERENCE SOLUTION 8368 View Now
POTASSIUM DICHROMATE, UV ABSORBANCE/LINEARITY, 60 mg/L REFERENCE SOLUTION 8369 View Now
POTASSIUM DICHROMATE, UV ABSORBANCE/LINEARITY, 80 mg/L REFERENCE SOLUTION 8348 View Now
POTASSIUM DICHROMATE, UV ABSORBANCE/LINEARITY, 100 mg/L REFERENCE SOLUTION 8372 View Now
POTASSIUM DICHROMATE, UV ABSORBANCE/LINEARITY, BACKGROUND SOLUTION 8349 View Now
POTASSIUM DICHROMATE, UV ABSORBANCE/LINEARITY, FULL REFERENCE KIT 8385 KIT View Now
IN-SPEC® VISIBLE STANDARD 0.05, PHOTOMETRIC ACCURACY REFERENCE STANDARD 8311 View Now
IN-SPEC® VISIBLE STANDARD 0.1, PHOTOMETRIC ACCURACY REFERENCE STANDARD 8312 View Now
IN-SPEC® VISIBLE STANDARD 0.3, PHOTOMETRIC ACCURACY REFERENCE STANDARD 8322 View Now
IN-SPEC® VISIBLE STANDARD 0.5, PHOTOMETRIC ACCURACY REFERENCE STANDARD 8313 View Now
IN-SPEC® VISIBLE STANDARD 0.8, PHOTOMETRIC ACCURACY REFERENCE STANDARD 8314 View Now
IN-SPEC® VISIBLE STANDARD 1.0, PHOTOMETRIC ACCURACY REFERENCE STANDARD 8315 View Now
IN-SPEC® VISIBLE STANDARD 4.0, PHOTOMETRIC ACCURACY REFERENCE STANDARD 8316 View Now
IN-SPEC® WAVELENGTH VERIFICATION STANDARD, HOLMIUM OXIDE 8340 View Now
IN-SPEC® WAVELENGTH VERIFICATION STANDARD, DIDYMIUM OXIDE 8378 View Now
IN-SPEC® WAVELENGTH VERIFICATION STANDARD, SAMARIUM OXIDE 8379 View Now
IN-SPEC® BACKGROUND SOLUTION 8300 View Now
IN-SPEC® PURPLE COLOR STANDARD, PHOTOMETRIC ACCURACY REFERENCE 8587 View Now
IN-SPEC® ORANGE COLOR STANDARD, PHOTOMETRIC ACCURACY REFERENCE 8660 View Now
IN-SPEC® NANO KIT, PHOTOMETRIC ACCURACY VERIFICATION 8476 KIT View Now
IN-SPEC® PATENT BLUE 254 8493 500 ML View Now
IN-SPEC® PATENT BLUE 254 8493 125 ml View Now
IN-SPEC® PATENT BLUE 0.5 STANDARD 8495 8 ML View Now
IN-SPEC® AMARANTH RED 0.5 STANDARD 8494 8 ML View Now
IN-SPEC® SPECTRAL RESOLUTION STANDARD, TOLUENE 0.02% in HEXANE 8473 View Now
IN-SPEC® PHOTOMETRIC STANDARD 0.5 McFARLAND, 4 to 6 uM particles 8343 60 ML View Now
IN-SPEC® PHOTOMETRIC STANDARD 0.5 McFARLAND, 4 to 6 uM particles 8343 125 ML View Now
IN-SPEC® STRAY LIGHT STANDARD, POTASSIUM IODIDE, 1% SOLUTION 8380 View Now
IN-SPEC® STRAY LIGHT STANDARD, SODIUM IODIDE, 1% SOLUTION 8381 View Now