For all EPA 180.1 turbidimeters.

TEST Turbidity 1000 NTU Absorbance at 455 nm (10mm pathlength) 1.48-1.62 Lot Number of Baseline Material

1. Turbidity 10 NTU +/- 0.1 2. Absorbance at 455nm (100mm pathlength) 3. Lot Number of Baseline Material

TEST Turbidity (on Hanna 88713) 100 NTU Absorbance at 455nm (10mm pathlength) Lot Number of Baseline Material

TEST Turbidity (on Hanna 88703) 2000 NTU Absorbance at 455nm (10mm pathlength) Lot Number of Baseline Material

Turbidity 20 NTU +/- 0.2 Absorbance at 455nm (50mm pathlength) Lot Number of Baseline Material

TEST Turbidity (Haze) 5.0 EBC +/-0.1 Absorbance at 455nm (50mm pathlength) Lot Number of Baseline Material

TEST Turbidity (AQ4500) EPA mode Turbidity (AQ4500) ISO Neph. mode Turbidity (AQ4500) IR Ratio mode Thermo Electron AQ4500 serial number Instrument calibration date Formazin Concentrate (

Kit contains 1.8, 18, 180 and 1800 NTU standards required to calibrate the Hach Ratio/XR and Ratio 2000 instruments in the full range. The deluxe kit also contains sealed secondary stds of each value.

1. Turbidity (on Hach 2100 P) 20 NTU +/-0.2 2. Absorbance at 455nm (50mm pathlength) 3. Lot Number of Baseline Material

TEST Turbidity (Hach 2100 AN IS) 500 NTU Absorbance at 455nm (10mm pathlength) Lot Number of Baseline Material

Kit contains 1.8, 18 and 180 NTU standards required to calibrate the Hach 18900 instrument. The deluxe kit also contains sealed secondary standards of each value.

For Endress and Hauser, Reagecon Diagnostic and Hach 2100 AN IS turbidimeters. TEST Turbidity (on Hach 2100 AN/IS) 4000 NTU Absorbance at 455 nm (10mm pathlength) 3.26-3.50 Lot Number of Baseline Material

TEST Turbidity 500 NTU +/- 5 Absorbance at 455nm (10mm pathlength) Lot Number of Baseline Material

TEST Turbidity (Haze) 1.0 EBC +/- 0.05 Absorbance at 455nm (100mm pathlength) Lot Number of Baseline Material

TEST Turbidity (AQ4500) EPA mode Turbidity (AQ4500) IR Ratio mode Thermo Electron AQ4500 serial number Instrument calibration date Formazin Concentrate (4000 NTU) lot number Formazin chec

TEST Turbidity (LaMotte 2020) 10 NTU +/-0.1 Absorbance at 455nm (100mm pathlength) Lot Number of Baseline Material

TEST Turbidity (on Analite probe) 100 NTU/FNU Turbidity (on ISO 7027 Instrument) 100 FNU Absorbance at 455nm (10mm pathlength) Lot Number of Baseline Material

Turbidity 5.0 NTU +/- 0.05 Absorbance at 455nm (100mm pathlength) Lot Number of Baseline Material

TEST Turbidity (AQ4500) EPA mode Turbidity (AQ4500) ISO Neph. mode Turbidity (AQ4500) IR Ratio mode Thermo Electron AQ4500 serial number Instrument calibration date Formazin Concentrate (

TEST Turbidity 6.0 NTU +/- 0.06 Absorbance at 455nm (100mm pathlength) Lot Number of Baseline Material

TEST Turbidity (Haze) 2.5 EBC +/-0.5 Absorbance at 455nm (50mm pathlength) Lot Number of Baseline Material

TEST Turbidity (Emerson-Rosemount Clarity 2 ISO) 20 NTU Absorbance at 455nm (10mm pathlength) Lot Number of Baseline Material

Kit contains 0.5, 5.0 and 40 NTU standards required to calibrate EPA 180.1 instruments. The deluxe kit also contains sealed secondary standards of each value, specify instrument make and model.

TEST Turbidity (Horiba U-53) 80 NTU Absorbance at 455nm (10mm pathlength) Lot Number of Baseline Material

TEST Turbidity (on HF Micro 1000) 10,000 NTU Absorbance at 455nm (10mm pathlength) Lot Number of Baseline Material

TEST Turbidity (on Hach 2100Q IS) 100 NTU Absorbance at 455nm (10mm pathlength) Lot Number of Baseline Material

TEST Turbidity (on Hach 2100Q IS) 800 NTU Absorbance at 455nm (10mm pathlength) Lot Number of Baseline Material

TEST Turbidity 50 NTU +/- 0.5 Absorbance at 455nm (100mm pathlength) Lot Number of Baseline Material

For Hanna Models HI 93703 and LP 2000. TEST Turbidity (on Hanna HI 93703) 500 NTU Absorbance at 455nm (10mm pathlength) Lot Number of Baseline Material

Kit contains 0.0, 20, 100 and 800 NTU standards required to calibrate the Hach 2100P instrument. The deluxe kit also contains sealed secondary standards of each value.

TEST Turbidity (on Hach 2100N/AN) 1000 NTU +/- 10 Absorbance at 455nm (10mm pathlength) Lot Number of Baseline Material