Matrix Blanks and Instrument Calibration Standards

Acid Blank, 5% (v/v) Hydrochloric Acid, Ricca Chemical

Chemical Name or Material: Acid Blank, Hydrochloric Acid CAS: 7732-18-5 CAS Min %: 94.0 CAS Max %: 96.0 CAS: 7647-01-0 CAS Min %: 4.0 CAS Max %: 6.0 Physical Form: Clear colorless liquid

Zero Oxygen Standard, for Calibration of Dissolved Oxygen Meters, Ricca Chemical

Chemical Name or Material: Zero Oxygen Standard Name Note: For Calibration of Dissolved Oxygen Meters CAS: 7732-18-5 CAS Min %: 93.0 CAS Max %: 97.0 CAS: 7757-83-7 CAS Min %: 4.67 CAS Max %: 4.86 CAS: 7791-13-1 CAS Min %: 0.0023 CAS Max %: 0.0023 Physical Form: Clear, colorless to slightly yellow liquid

Internal Standard #1, Ricca Chemical

Chemical Name or Material: Internal Standard #1 CAS: 7697-37-2 (Nitric Acid) CAS: 7732-18-5 (Water, Deionized) Physical Form: Clear, colorless, odorless

Turbidity Stock Solution 1, 1% Hydrazine Sulfate, Ricca Chemical

Chemical Name or Material: Turbidity Stock Solution 1 CAS: 7732-18-5 CAS Min %: 97.0 CAS Max %: 100.0 CAS: 10034-93-2 CAS Min %: 0.97 CAS Max %: 1.01 Physical Form: Clear colorless liquid

Initial Calibration Verification Standard 7, Rev, CLP, Ricca Chemical

Chemical Name or Material: Initial Calibration Verification Standard 7 Name Note: Rev CAS: 7732-18-5 CAS Min %: 89.0 CAS Max %: 93.0 CAS: 7697-37-2 CAS Min %: 7.81 CAS Max %: 8.13 CAS: 7784-27-2 CAS Min %: 0.23 CAS Max %: 0.24 CAS: 7757-79-1 CAS Min %: 0.12 CAS Max %: 0.12 CAS: 497-19-8 CAS Min %: 0.11 CAS Max %: 0.11 CAS: 471-34-1 CAS Min %: 0.11 CAS Max %: 0.11 Purity Grade: CLP Physical Form: Clear, light colored liquid

Acid Blank, 5% (v/v) Nitric Acid, Ricca Chemical

CAS: 7732-18-5 Purity Grade: 5% Physical Form: Liquid

Laboratory Performance Check Standard, Rev 2, Ricca Chemical

Chemical Name or Material: Laboratory Performance Check Standard Name Note: Rev 2 CAS: 7732-18-5 CAS Min %: 90.0 CAS Max %: 93.0 CAS: 7697-37-2 CAS Min %: 7.36 CAS Max %: 7.66 CAS: 16919-19-0 CAS Min %: 0.06 CAS Max %: 0.06 CAS: 7722-76-1 CAS Min %: 0.03 CAS Max %: 0.04 CAS: 7784-27-2 CAS Min %: 0.02 CAS Max %: 0.02 CAS: 584-08-7 CAS Min %: 0.02 CAS Max %: 0.02 Physical Form: Clear, colorless to slight color, odorless

Potassium Dichromate Spectrophotometric Standard, 0.5 AU/cm at 280 nm, Ricca Chemical

Chemical Name or Material: Potassium Dichromate Spectrophotometric Standard Name Note: 0.5AU/cm at 28 nm CAS: 7732-18-5 CAS Min %: 98.0 CAS Max %: 100.0 CAS: 7778-50-9 CAS Min %: 0.0045 CAS Max %: 0.0047 Physical Form: Clear, orange liquid

Mixed Acid, 10% (v/v) Nitric acid-10% (v/v) hydrofluoric acid mixtures, Ricca Chemical

Chemical Name or Material: 10% (v/v) Nitric acid-10% (v/v) hydrofluoric acid mixtures CAS: 7664-39-3 CAS: 7697-37-2 CAS: 7732-18-5 Physical Form: Clear colorless liquid

GFAA Instrument Calibration Standard (CLP), Ricca Chemical

Chemical Name or Material: GFAA Instrument Calibration Standard CAS: 7732-18-5 CAS Min %: 91.0 CAS Max %: 94.0 CAS: 7697-37-2 CAS Min %: 7.45 CAS Max %: 7.76 CAS: 7664-39-3 CAS Min %: 0.01 CAS Max %: 0.01 CAS: 1309-64-4 CAS Min %: 0.01 CAS Max %: 0.01 CAS: 7782-49-2 CAS Min %: 0.01 CAS Max %: 0.01 CAS: 7439-92-1 CAS Min %: 0.0043 CAS Max %: 0.0045 Purity Grade: CLP Physical Form: Clear, colorless, odorless

Continuing Calibration Verification, Ricca Chemical

Chemical Name or Material: Continuing Calibration Verification CAS: 7697-37-2 (Nitric Acid) CAS: 7732-18-5 (Water, Deionized) Physical Form: Clear, colorless, odorless

Initial Calibration Verification Standard 7, CLP, Ricca Chemical

Chemical Name or Material: Initial Calibration Verification Standard 7 CAS: 7732-18-5 CAS Min %: 86.0 CAS Max %: 90.0 CAS: 7697-37-2 CAS Min %: 9.58 CAS Max %: 9.97 CAS: 497-19-8 CAS Min %: 0.69 CAS Max %: 0.72 CAS: 471-34-1 CAS Min %: 0.6 CAS Max %: 0.63 CAS: 584-08-7 CAS Min %: 0.52 CAS Max %: 0.55 CAS: 7439-95-4 CAS Min %: 0.25 CAS Max %: 0.26 Purity Grade: CLP Physical Form: Clear, light colored liquid

Tuning Standard, Ricca Chemical

Chemical Name or Material: Tuning Standard CAS: 7732-18-5 CAS Min %: 95.0 CAS Max %: 99.0 CAS: 7697-37-2 CAS Min %: 2.83 CAS Max %: 2.95 CAS: 25890-20-4 CAS Min %: 0.0046 CAS Max %: 0.0048 CAS: 7440-48-4 CAS Min %: 9.0E-4 CAS Max %: 9.0E-4 CAS: 7440-74-6 CAS Min %: 9.0E-4 CAS Max %: 9.0E-4 CAS: 7440-28-0 CAS Min %: 9.0E-4 CAS Max %: 9.0E-4 Physical Form: Clear, colorless, odorless

Instrument Calibration Standard #4, Ricca Chemical

Chemical Name or Material: Instrument Calibration Standard #4 CAS: 1327-53-3 (Arsenic Trioxide) CAS: 7439-92-1 (Lead) CAS: 7440-28-0 (Thallium) CAS: 7440-43-9 (Cadmium) CAS: 7697-37-2 (Nitric Acid) CAS: 7782-49-2 (Selenium) Physical Form: Clear colorless liquid

Turbidity Standard, 100 NTU (Nephelometric Turbidity Units) - Polymer Bead Suspension, Ricca Chemical

Chemical Name or Material: Turbidity Standard Name Note: 100NTU (Nephelometric Turbidity Units) - Polymer Bead Suspension CAS: 7732-18-5 CAS Min %: 98.0 CAS Max %: 100.0 CAS: 9003-53-6 CAS Min %: 0.18 CAS Max %: 0.19 CAS: 26628-22-8 CAS Min %: 0.01 CAS Max %: 0.01 Physical Form: Clear to slightly hazy, colorless liquid

Laboratory Performance Check, Method 200.11, Ricca Chemical

Chemical Name or Material: Laboratory Performance Check CAS: 7732-18-5 CAS Min %: 90.0 CAS Max %: 94.0 CAS: 7697-37-2 CAS Min %: 7.38 CAS Max %: 7.68 CAS: 7722-76-1 CAS Min %: 0.03 CAS Max %: 0.04 CAS: 584-08-7 CAS Min %: 0.02 CAS Max %: 0.02 CAS: 7784-27-2 CAS Min %: 0.01 CAS Max %: 0.01 CAS: 7789-02-8 CAS Min %: 0.01 CAS Max %: 0.01 Physical Form: Clear, colorless, odorless

Turbidity Standard, 500 NTU (Nephelometric Turbidity Units) - Formazin, Ricca Chemical

Chemical Name or Material: Turbity Standard Name Note: 500 NTU (Nephelometric Turbidity Units) - Formazin CAS: 100-97-0 CAS: 10034-93-2 CAS: 7732-18-5 Physical Form: Hazy to milky white suspension Assay Percent Range: 500 ± 5 NTU

Potassium Dichromate Spectrophotometric Standard, 1.8 AU/cm at 280 nm, Ricca Chemical

Chemical Name or Material: Potassium Dichromate Spectrophotometric Standard Name Note: 1.8AU/cm at 280nm CAS: 7732-18-5 CAS Min %: 98.0 CAS Max %: 100.0 CAS: 7778-50-9 CAS Min %: 0.02 CAS Max %: 0.02 Physical Form: Clear, orange liquid

Turbidity Standard, 50 NTU (Nephelometric Turbidity Units) - Polymer Bead Suspension, Ricca Chemical

Chemical Name or Material: Turbity Standard Name Note: 50 NTU (Nephelometric Turbidity Units) - Polymer Bead Suspension CAS: 7732-18-5 CAS: 9003-53-6 Physical Form: Hazy to milky white suspension Assay Percent Range: Turbidity: 50.0 ± 0.3 NTU

Turbidity Stock Solution 2, 10% (w/v) Hexamine, Ricca Chemical

Chemical Name or Material: Turbidity Stock Solution 2 CAS: 7732-18-5 CAS Min %: 89.0 CAS Max %: 93.0 CAS: 100-97-0 CAS Min %: 8.91 CAS Max %: 9.28 Physical Form: Clear colorless liquid

Mixed Calibration 4, Ricca Chemical

Chemical Name or Material: Mixed Calibration 4 CAS: 7697-37-2 (Nitric Acid) CAS: 7732-18-5 (Water, Deionized) Physical Form: Clear, colorless, odorless

Turbidity Standard, 1000 NTU (Nephelometric Turbidity Units), Ricca Chemical

Chemical Name or Material: Turbidity Standard Name Note: 1000NTU (Nephelometric Turbidity Units) CAS: 7732-18-5 CAS Min %: 97.0 CAS Max %: 100.0 CAS: 100-97-0 CAS Min %: 0.94 CAS Max %: 0.98 CAS: 10034-93-2 CAS Min %: 0.09 CAS Max %: 0.1 Physical Form: Hazy to milky white suspension

Laboratory Fortifiying Stock Solution #1, Ricca Chemical

Chemical Name or Material: Laboratory Fortifiying Stock Solution #1 CAS: 7697-37-2 (Nitric Acid) CAS: 7732-18-5 (Water, Deionized) Physical Form: Clear, colorless to slight color, odorless

Interference Check Standard #1, Ricca Chemical

Chemical Name or Material: Interference Check Standard #1 CAS: 7732-18-5 CAS Min %: 90.0 CAS Max %: 94.0 CAS: 7697-37-2 CAS Min %: 4.99 CAS Max %: 5.19 CAS: 7647-01-0 CAS Min %: 1.06 CAS Max %: 1.1 CAS: 7784-27-2 CAS Min %: 0.56 CAS Max %: 0.59 CAS: 64-19-7 CAS Min %: 0.26 CAS Max %: 0.27 CAS: 7783-20-2 CAS Min %: 0.22 CAS Max %: 0.23 Physical Form: Clear, colorless, odorless

Turbidity Standard, 0.1 NTU, Ricca Chemical

Chemical Name or Material: Turbidity Standard Name Note: 0.1 NTU CAS: 7732-18-5 CAS: 9003-53-6 Physical Form: Clear colorless liquid Assay Percent Range: Turbidity: < 0.1 NTU

Mercury GFAA Cal / Spike Standard - 100ppm Hg in 5% HNO3, Ricca Chemical

Chemical Name or Material: Mercury GFAA Cal / Spike Standard CAS: 7732-18-5 CAS Min %: 91.0 CAS Max %: 95.0 CAS: 7697-37-2 CAS Min %: 6.8 CAS Max %: 7.08 CAS: 7439-97-6 CAS Min %: 0.01 CAS Max %: 0.01 Physical Form: Clear colorless liquid

Instrument Calibration Standard 1 - CLP, Ricca Chemical

Chemical Name or Material: Instrument Calibration Standard 1 CAS: 7732-18-5 CAS Min %: 84.0 CAS Max %: 87.0 CAS: 7697-37-2 CAS Min %: 11.3 CAS Max %: 11.76 CAS: 497-19-8 CAS Min %: 1.04 CAS Max %: 1.08 CAS: 471-34-1 CAS Min %: 0.91 CAS Max %: 0.95 CAS: 584-08-7 CAS Min %: 0.79 CAS Max %: 0.82 CAS: 7439-95-4 CAS Min %: 0.37 CAS Max %: 0.39 Purity Grade: CLP Physical Form: Clear colorless liquid

Turbidity Standard, 200 NTU (Nephelometric Turbidity Units) - Formazin, Ricca Chemical

Chemical Name or Material: Turbity Standard Name Note: 200 NTU (Nephelometric Turbidity Units) - Formazin CAS: 100-97-0 CAS: 10034-93-2 CAS: 7732-18-5 Physical Form: Hazy to milky white suspension Assay Percent Range: Turbidity: 200 ± 5 NTU

Mixed Calibration Standard 5R, Ricca Chemical

Chemical Name or Material: Mixed Calibration Standard 5R CAS: 7697-37-2 (Nitric Acid) CAS: 7732-18-5 (Water, Deionized) Physical Form: Clear, colorless, odorless

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