Chemical Standards

Chloride ISA, 0.1M Sodium Chloride, Fisher Scientific™

Chemical Name or Material: Chloride ISA Name Note: 0.1M Sodium Chloride CAS: 7647-14-5 CAS: 7732-18-5 Physical Form: Clear colorless liquid

Fluoride Standard, 100ppm FLUORIDE (F), Fisher Scientific™

Chemical Name or Material: Fluoride Standard Name Note: 100ppm Floride (F) CAS: 7681-49-4 CAS: 7732-18-5 Physical Form: Clear colorless liquid

Total Ionic Strength Adjustment Buffer (TISAB), Fisher Scientific™

Chemical Name or Material: Total Ionic Strength Adjustment Buffer (TISAB) CAS: 1310-73-2 CAS: 13291-61-7 CAS: 64-19-7 CAS: 7647-14-5 CAS: 7732-18-5 Physical Form: Clear colorless liquid

Chloride Standard, 1000ppm (Cl), Fisher Scientific™

Chemical Name or Material: Chloride Standard Name Note: 1000ppm (Cl) CAS: 7647-14-5 CAS: 7732-18-5 Physical Form: Clear colorless liquid

Thiocyanate Standard Solution (0.1N (N/10)/Certified), Fisher Chemical

Chemical Name or Material: Thiocyanate Standard Solution Name Note: 0.1N (N/10) CAS: 333-20-0 CAS: 64-02-8 CAS: 7732-18-5 Purity Grade: Certified MDL Number: MFCD00011413 Synonym: Potassium Thiocyanate Solutions

Buffer, Reference Standard, pH 1.68, Fisher Scientific™

Chemical Name or Material: Buffer Name Note: Reference Standard, pH 1.68 CAS: 7447-40-7 CAS: 7647-01-0 CAS: 7732-18-5 Physical Form: Clear colorless liquid

Chloride ISA, Sodium Nitrate, 5 Molar Aqueous Solution, Fisher Scientific™

Chemical Name or Material: Chloride ISA, Sodium Nitrate Name Note: 5 Molar (Aqueous Solution) CAS: 7631-99-4 CAS: 7732-18-5 Physical Form: Clear colorless liquid

Conductivity Standard, 80 mS/cm (80,000 μmho/cm) at 25°C, Ricca Chemical

Chemical Name or Material: Conductivity Standard CAS: 7732-18-5 CAS Min %: 93.0 CAS Max %: 97.0 CAS: 7647-14-5 CAS Min %: 4.73 CAS Max %: 4.93 Physical Form: Clear colorless liquid

Turb Std, 4000 NTU, Stock Formazin Susp, APHA/EPA for Turb, EP Prim. Opalesc Susp, Ricca Chemical

Chemical Name or Material: Turbidity Standard Name Note: 4000 NTU, Stock Formazin Suspension

Conductivity Standard, 10μS/cm (10μmho/cm) at 25°C, Ricca Chemical

Chemical Name or Material: Conductivity Standard Name Note: 10μS/cm (10μmho/cm) at 25°C CAS: 7732-18-5 CAS Min %: 98.0 CAS Max %: 100.0 CAS: 7647-14-5 CAS Min %: 5.0E-4 CAS Max %: 5.0E-4 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

Lead Standard Solution (0.1 per cent Pb) R, Ricca Chemical

Chemical Name or Material: Lead Standard Solution Name Note: Reagent CAS: 7732-18-5 CAS Min %: 98.0 CAS Max %: 100.0 CAS: 10099-74-8 CAS Min %: 0.16 CAS Max %: 0.16 Physical Form: Clear colorless liquid

ZoBell's Solution, Oxidation-Reduction Potential (ORP) Standard, Ricca Chemical

Chemical Name or Material: ZoBell's Solution Name Note: Oxidation-Reduction Potential (ORP) Standard CAS: 7732-18-5 CAS Min %: 97.0 CAS Max %: 100.0 CAS: 7447-40-7 CAS Min %: 0.73 CAS Max %: 0.76 CAS: 14459-95-1 CAS Min %: 0.23 CAS Max %: 0.24 CAS: 13746-66-2 CAS Min %: 0.11 CAS Max %: 0.11 Physical Form: Clear, yellow to yellow-green colored liquid

Lanthanum Nitrate TS; Hexahydrate; USP Reagent Grade; Ricca Chemical

Chemical Name or Material: Lanthanum Nitrate TS Name Note: Hexahydrate CAS: 7732-18-5 CAS: 10277-43-7 Purity Grade: USP Reagent Physical Form: Clear colorless liquid Assay Percent Range: 4 to 5%

EP Reference Solution BY6, Brownish-Yellow Reference Solution, Ricca Chemical

Chemical Name or Material: Brownish-Yellow Reference Solution CAS: 10025-77-1 CAS: 7647-01-0 CAS: 7732-18-5 CAS: 7758-99-8 CAS: 7791-13-1 Physical Form: brownish or greenish yellow liquid

EP Color Standard BY3, Standard Solution, Ricca Chemical

Chemical Name or Material: Brownish-Yellow Standard Solution CAS: 10025-77-1 CAS: 7647-01-0 CAS: 7732-18-5 CAS: 7758-99-8 CAS: 7791-13-1 Physical Form: Brownish or greenish yellow or brown liquid

Turbidity Standard, Ricca Chemical

Chemical Name or Material: Turbidity Standard Name Note: Primary Standard Stock Formazin Suspension, 4000 NTU (Nephelometric Turbidity Units) CAS: 7732-18-5 CAS Min %: 93.0 CAS Max %: 97.0 CAS: 100-97-0 CAS Min %: 4.65 CAS Max %: 4.84 CAS: 10034-93-2 CAS Min %: 0.46 CAS Max %: 0.48

Lead Stock Solution, 100ppm Pb, for USP Heavy Metals Testing, Ricca Chemical

Chemical Name or Material: Lead Stock Solution CAS: 7732-18-5 CAS Min %: 97.0 CAS Max %: 100.0 CAS: 7697-37-2 CAS Min %: 0.46 CAS Max %: 0.47 CAS: 7697-37-2 CAS Min %: 0.17 CAS Max %: 0.17 CAS: 7439-92-1 CAS Min %: 0.01 CAS Max %: 0.01 Physical Form: Clear colorless liquid

ORP Standard 200mV, Ricca Chemical

Chemical Name or Material: Oxidation-Reduction Potential Standard Name Note: +200mV vs. Ag/AgCl CAS: 7732-18-5 CAS Min %: 97.0 CAS Max %: 100.0 CAS: 7447-40-7 CAS Min %: 0.73 CAS Max %: 0.76 CAS: 14459-95-1 CAS Min %: 0.29 CAS Max %: 0.3 CAS: 13746-66-2 CAS Min %: 0.03 CAS Max %: 0.03

Nitrate Standard 5307, Ricca Chemical

Chemical Name or Material: Nitrate Standard Name Note: 1 mL = 1 mg NO3 CAS: 7732-18-5 CAS Min %: 98.0 CAS Max %: 100.0 CAS: 7757-79-1 CAS Min %: 0.16 CAS Max %: 0.17

Sulfate Standard Stock Solution, Alcoholic, 1000ppm SO42-, Ricca Chemical

Chemical Name or Material: Sulfate Standard Name Note: Stock Solution CAS: 7732-18-5 CAS Min %: 79.0 CAS Max %: 82.0 CAS: 64-17-5 CAS Min %: 18.94 CAS Max %: 19.71 CAS: 7778-80-5 CAS Min %: 0.14 CAS Max %: 0.15 CAS: 7732-18-5 (Water, Deionized) Physical Form: Clear colorless liquid

EP Reference Solution BY7, Brownish-Yellow Reference Solution, Ricca Chemical

Chemical Name or Material: Brownish-Yellow Reference Solution CAS: 10025-77-1 CAS: 7647-01-0 CAS: 7732-18-5 CAS: 7758-99-8 CAS: 7791-13-1 Physical Form: brownish or greenish yellow liquid

EP Color Standard BY2, Brownish-Yellow Standard Solution, Ricca Chemical

Chemical Name or Material: Brownish-Yellow Standard Solution CAS: 10025-77-1 CAS: 7647-01-0 CAS: 7732-18-5 CAS: 7758-99-8 CAS: 7791-13-1 Physical Form: brownish or greenish yellow or brown liquid

Ammonia TS 2, USP, Ricca Chemical

Chemical Name or Material: Ammonia TS 2 CAS: 1336-21-6 CAS: 7732-18-5 Physical Form: Clear colorless liquid Assay Percent Range: 13.5 ± 0.5% (v/v)

Conductivity/TDS Standard, 46.7 μS/cm (46.7 μmho/cm) at 25°C, 22.0ppm as NaCl, Ricca Chemical

Chemical Name or Material: Conductivity/TDS Standard CAS: 7732-18-5 CAS Min %: 98.0 CAS Max %: 100.0 CAS: 7647-14-5 CAS Min %: 0.0022 CAS Max %: 0.0022 Physical Form: Clear colorless liquid

Iron Standard Stock, USP 241, Ricca Chemical

Chemical Name or Material: Iron Standard Stock USP 241 CAS: 7664-93-9 CAS: 7732-18-5 CAS: 7783-83-7 Physical Form: Clear, yellow liquid

Conductivity/TDS Standard, 23.8 μS/cm (23.8 μmho/cm) at 25°C, 11.2ppm as NaCl, Ricca Chemical

Chemical Name or Material: Conductivity/TDS Standard CAS: 7732-18-5 CAS Min %: 98.0 CAS Max %: 100.0 CAS: 7647-14-5 CAS Min %: 0.0011 CAS Max %: 0.0011 Physical Form: Clear colorless liquid

Conductivity Standard, 1.413 mS/cm (1413 μmho/cm) at 25°C, Ricca Chemical

Chemical Name or Material: Conductivity Standard CAS: 7732-18-5 CAS Min %: 98.0 CAS Max %: 100.0 CAS: 7647-14-5 CAS Min %: 0.07 CAS Max %: 0.07 Physical Form: Liquid

EP Color Standard BY, Brownish-Yellow Standard Solution, Ricca Chemical

Chemical Name or Material: EP Color Standard BY Name Note: Brownish-Yellow Standard Solution CAS: 7732-18-5 CAS Min %: 94.0 CAS Max %: 97.0 CAS: 7647-01-0 CAS Min %: 2.58 CAS Max %: 2.68 CAS: 10025-77-1 CAS Min %: 1.03 CAS Max %: 1.08 CAS: 7791-13-1 CAS Min %: 0.56 CAS Max %: 0.58 CAS: 7758-99-8 CAS Min %: 0.23 CAS Max %: 0.24 Physical Form: Pale amber liquid

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