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GFS Chemicals Amco Clear™ Linear Calibration Sets

Highly accurate, stable and reproducible standards for calibrating turbidimeters and nephelometers.

$265.00 - $304.50


Accuracy 1%
Certifications/Compliance EPA
Type Linear Calibration Kit
Shelf Life 1 Year
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Products 3
Catalog Number Mfr. No. Includes Turbidity Price Quantity & Availability  
Catalog Number Mfr. No. Includes Turbidity Price Quantity & Availability  
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GFS Chemicals
125mL of each 0, 20, 40, 60, 80 and 100 NTU primary standards 0, 20, 40, 60, 80, 100 NTU
Pack of 5 for $304.50
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GFS Chemicals
125mL of each 0, 2, 4, 6, 8 and 10 NTU primary standards 0, 2, 4, 6, 8, 10 NTU
Pack of 5 for $269.00
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GFS Chemicals
125mL of each 0, 0.2, 0.4, 0.6, 0.8 and 1.0 NTU primary standards 0, 0.2, 0.4, 0.6, 0.8, 1 NTU
Pack of 5 for $265.00
Add to cart


  • Ready to use — no mixing or dilution required
  • Consist of polymer microspheres suspended in a pure, aqueous medium
  • Uniform in particle size distribution to ensure consistent light scattering and precise enough to permit calibration down to and including 0 NTU
  • Nontoxic and won't settle out of suspension
  • Guaranteed accuracy within 1%
  • Designed for 90° white light turbidimeters (EPA 180.1 design)
  • Guaranteed one-year shelf life

Order Info

Available in three ranges. Each set consists of six 125mL bottles of primary standards.


Fulfill U.S. EPA recommendations for linear calibration of each range used to permit instrument-to-instrument correlation



Linear Calibration Kit
1 Year
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