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Ammonia Standard, 120 mL. 100 ppm NH3 (82.2 ppm N). NH4CI in Water. Container: Plastic.

Ammonia, Standard. Solution, 1000 ppm NH3. 822 ppm nitrogen. Packaged in a plastic container. 16 oz.

Ammonia Standard, 1 ml = 1 mg NH3, 1000 ppm NH3 (822 ppm N), Ricca Chemical Company - R0615000-4A, 1 gal.

Ammonia Standard, 1 ml = 1 mg NH3, 1000 ppm NH3 (822 ppm N), Ricca Chemical Company - R0615000-1A, 32 oz.

Ammonia, Standard. Solution, 1000 ppm NH3. 822 ppm nitrogen. Packaged in a plastic container. 4oz.

Potassium Iodide, Cas no: 7681-11-0, Chemical formula: KI, 0.100 Molar (M/10), 0.100 Normal (N/10), Stabilized, 120mL, Glass amber

Potassium Permanganate. Permanganic acid, potassium salt. CAS RN 7722-64-7. Formula Weight: 158.03. Solution, 0.100N. Standardized at 25[degree]C against chemicals whose certification is traceable to NIST. Packaged in a glass container. Subject to postal/shipping restrictions. 1L.

Potassium Standard, 500 mL. 1 mL = 0.01 mg K, 10 ppm K. (KCl in Water) Meets ACS APHA Specifications. Container: Plastic.

Potassium Standard, 500 mL. 1 mL = 0.1 mg K, 100 ppm K. (KCl in Water) Meets APHA and EPA Specifications. Container: Plastic.

Potassium Ion AA Standard. 100 ppm K ion in water. For use in standardizing atomic absorption spectrophotometers. 100mL.

Potassium Standard, 500 mL. 1 mL = 10 mg K, 10,000 ppm K. (KCl in Water). Container: Plastic.

Potassium Standard, 120 mL. 1 mL = 10 mg K, 10,000 ppm K. (KCl in Water). Container: Plastic.

Quality Control Standard 1, 120 mL. For use in EPA method 200.7. Contains the following Elements (concentration in ug/mL) AG-100, Al-100, B-100, Ba-100, K-100, Na-100 and Si-50, in 5% HNO3. Container: Plastic.

Quality Control Standard 2, 120 mL. For use in EPA method 200.7. Contains 100u g/mL of each of the following Elements: As, Be, Ca, Cd, Co, Cr, Cu, Fe, Mg, Mn, Mo, Ni, Pb, Sb, Se, Ti, Tl, V, and Zn, in 5% HNO3(Trace HF and trace Tartaric Acid). Container: Plastic.

Silica Standard, 500 mL. 1 mL = 0.01 mg SiO2, 10 ppm SiO2, (4.7 ppm Si). (Na2SiO39H2O in Water) ACS, APHA, EPA for Silica. Container: Plastic.

Silica Standard, 500 mL. 1 mL = 0.1 mg SiO2, 100 ppm SiO2, (46.7 ppm Si). (Na2SiO39H2O in Water) ASTM for Silica. Container: Plastic.

Silica Standard. 1ml=1mg Silica, 1,000 ��� 5ppm SiO2 (in water). 16oz. (500ml)

Ammonium Standard Stock Solution (250 ppm NH4), Ricca Chemical Company - R0691000-500A, 16 oz.

Ammonium Standard Stock Solution (250 ppm NH4), Ricca Chemical Company - R0691000-120A, 120 ml

Ammonium IC Standard. 100 ppm NH4 (NH4Cl in water) For ion chromatography. Clear, colorless, odorless. NIST traceable. 100mL.

Ammonium IC Standard. 1000 ppm NH4 (NH4Cl in water) For ion chromatography. Clear, colorless, odorless. NIST traceable. 500mL.

Ammonium Standard, 1 ml = 1 mg NH4+, 1000 ppm NH4+ (776.5 ppm N), Ricca Chemical Company - R0693000-1A, 1 L

Ammonium Standard, 120 mL. 1,000 ppm NH4 (776 ppm N). NH4CI in Water. Container: Plastic.

Anion Standard Set, 1000 ppm: F-, Cl-, Br-, NO2-, NO3-, (PO4)-3, and (SO4)-2, Ricca Chemical Company - R0754000-EACH, 500 ml

SODIUM STANDARD 1=0.01 16OZ.

Sodium Ion AA Standard. 100 ppm Na (NaCl in water). Meets APHA specifications. Non-regulated. For use in standardizing atomic absorption spectrophotometers. 100mL.

SODIUM STANDARD 1-0.1 16OZ.

Acetate Standard, 1 Ml = 1 Mg Ch3Coo-,1000 Ppm Acetate.

Sulfanilamide Reagent, 500 mL. APHA for Nitrite Nitrogen. 6 month shelf life. Use with Naphthylethylenediamine Dihydrochloride, Group No. 5230. Container: Glass.

Sulfate Standard, 500 mL. 1 mL = 0.1 mg SO4, 100 ppm SO4, (33.4 ppm S). (Na2SO4 in Water) Meets APHA, ASTM D 516 and EPA Specifications. Container: Plastic.

Sulfate IC Standard. 1000 ppm SO4 (Na2SO4 in water) Meets EPA specifications. Non-regulated. For ion chromatography. Clear, colorless, odorless. NIST traceable. 500mL.

Sulfate IC Standard. 1000 ppm SO4 (Na2SO4 in water) Meets EPA specifications. Non-regulated. For ion chromatography. Clear, colorless, odorless. NIST traceable. 120mL.

Arsenite Standard, 0.100 Normal (N/10).

Sulfur IC Standard. 1000 ppm S ([NH4]2SO4 in water). Non-regulated. For ion chromatography. Clear, colorless, odorless. NIST traceable. 500mL.

Thiocyanate Standard, 500 mL. 1 mL = 0.010 mg SCN, 10 ppm SCN. Container: Plastic.

Thiocyanate Standard, 120 mL. 1 mL = 0.010 mg SCN, 10 ppm SCN. Container: Plastic.

Thiocyanate Standard, 500 mL. 1 mL = 1.00 mg SCN, 1,000 ppm SCN. 0.100 Normal (N/10). Container: Plastic.

Thiocyanate Standard, 120 mL. 1 mL = 1.00 mg SCN, 1,000 ppm SCN. Container: Plastic.

Titration Solvent. ASTM, D664 and D974. For neutralization number. Subject to postal/shipping restrictions. 4L.

Synthetic Fresh Water Standards, Ricca Chemical Company - R8661000-4A, 1 gal.

Synthetic Fresh Water Standards, Ricca Chemical Company - R8661000-1A, 32 oz.

Synthetic Fresh Water Standards, Ricca Chemical Company - R8662000-4A, 1 gal.

Synthetic Fresh Water Standards, Ricca Chemical Company - R8662000-1A, 32 oz.

Synthetic Fresh Water Standards, Ricca Chemical Company - R8663000-4A, 1 gal.

Synthetic Fresh Water Standards, Ricca Chemical Company - R8663000-1A, 32 oz.

Synthetic Fresh Water Standards, Ricca Chemical Company - R8664000-4A, 1 gal.

Synthetic Fresh Water Standards, Ricca Chemical Company - R8664000-1A, 32 oz.

Synthetic Fresh Water Standards, Ricca Chemical Company - R8665000-4A, 1 gal.

Synthetic Fresh Water Standards, Ricca Chemical Company - R8665000-1A, 32 oz.

Turbidity Standard, Primary Standard Stock Formazin Suspension, 4000 NTU (Nephelometric Turbidity Units), Ricca Chemical Company - R8830000-1C, 1 L bottle

Zinc Standard, 500 mL. 1 mL = l0 mg Zn, 10,000 ppm Zn. (Zn in dilute HNO3). Container: Plastic.

Zinc Standard, 120 mL. 1 mL = l0 mg Zn, 10,000 ppm Zn. (Zn in dilute HNO3). Container: Plastic.

Zirconyl SPADNS Reagent., 1 L. APHA and EPA for Fluoride. Container: Glass.

Silver Ion AA Standard. 1000 ppm Ag ion in dilute HNO3. For use in standardizing atomic absorption spectrophotometers. 100mL.

Silver Ion AA Standard. 1000 ppm Ag ion in dilute HNO3. For use in standardizing atomic absorption spectrophotometers. 500mL.

Aluminum Ion AA Standard. 1000 ppm Al ion in dilute HCl. For use in standardizing atomic absorption spectrophotometers. 100mL.

Aluminum Ion AA Standard. 1000 ppm Al ion in dilute HCl. For use in standardizing atomic absorption spectrophotometers. 500mL.

Aluminum Ion AA Standard. 1000 ppm Al ion in dilute HNO3. For use in standardizing atomic absorption spectrophotometers. 100mL.

Arsenic AA Standard. 1 mL = 1 mg As (1000 ppm As) 100 mL (Arsenic Trioxide in 3% Nitric Acid)

Arsenic AA Standard. 1 mL = 1 mg As (1000 ppm As) 500 mL (Arsenic Trioxide in 3% Nitric Acid)

Arsenic Ion AA Standard. 1000 ppm As ion in dilute H2SO4. For use in standardizing atomic absorption spectrophotometers. 100mL.

Arsenic Ion AA Standard. 1000 ppm As ion in dilute H2SO4. For use in standardizing atomic absorption spectrophotometers. 500mL.

Gold Ion AA Standard. 1000 ppm Au ion in dilute HCl. For use in standardizing atomic absorption spectrophotometers. 100mL.

Gold Ion AA Standard. 1000 ppm Au ion in dilute HCl. For use in standardizing atomic absorption spectrophotometers. 500mL.

Boron Ion AA Standard. 1000 ppm B ion in water. For use in standardizing atomic absorption spectrophotometers. 100mL.

Boron Ion AA Standard. 1000 ppm B ion in water. For use in standardizing atomic absorption spectrophotometers. 500mL.

Barium Ion AA Standard. 1000 ppm Ba ion in dilute HCl. For use in standardizing atomic absorption spectrophotometers. 100mL.

Barium Ion AA Standard. 1000 ppm Ba ion in dilute HCl. For use in standardizing atomic absorption spectrophotometers. 500mL.

Barium Ion AA Standard. 1000 ppm Ba ion in dilute HNO3. For use in standardizing atomic absorption spectrophotometers. 500mL.

Beryllium Ion AA Standard. 1000 ppm Be ion in dilute HNO3. For use in standardizing atomic absorption spectrophotometers. 100mL.

Beryllium AA Standard. 1 mL = 1 mg Be (1000 ppm Be) 500 mL (Beryllium metal in 3% Nitric Acid)

Bismuth Ion AA Standard. 1000 ppm Bi ion in dilute HNO3. For use in standardizing atomic absorption spectrophotometers. 100mL.

Bismuth Ion AA Standard. 1000 ppm Bi ion in dilute HNO3. For use in standardizing atomic absorption spectrophotometers. 500mL.

Calcium Ion AA Standard. 1000 ppm Ca ion in dilute HCl. For use in standardizing atomic absorption spectrophotometers. 100mL.

Calcium Ion AA Standard. 1000 ppm Ca ion in dilute HCl. For use in standardizing atomic absorption spectrophotometers. 500mL.

Calcium Ion AA Standard. 1000 ppm Ca ion in dilute HNO3. For use in standardizing atomic absorption spectrophotometers. 100mL.

Calcium Ion AA Standard. 1000 ppm Ca ion in dilute HNO3. For use in standardizing atomic absorption spectrophotometers. 500mL.

Cadmium Ion AA Standard. 1000 ppm Cd ion in dilute HCl. For use in standardizing atomic absorption spectrophotometers. 100mL.

Cadmium Ion AA Standard. 1000 ppm Cd ion in dilute HCl. For use in standardizing atomic absorption spectrophotometers. 500mL.

Cadmium Ion AA Standard. 1000 ppm Cd ion in dilute HNO3. For use in standardizing atomic absorption spectrophotometers. 100mL.

Cadmium AA Standard. 1 mL = 1 mg Cd (1000 ppm Cd) 500 mL (Cadmium metal in 3% Nitric Acid)

Cerium Ion AA Standard. 1000 ppm Ce ion in dilute HNO3. For use in standardizing atomic absorption spectrophotometers. 100mL.

Cerium Ion AA Standard. 1000 ppm Ce ion in dilute HNO3. For use in standardizing atomic absorption spectrophotometers. 500mL.

Cobalt Ion AA Standard. 1000 ppm Co ion in dilute HCl. For use in standardizing atomic absorption spectrophotometers. 100mL.

Cobalt Ion AA Standard. 1000 ppm Co ion in dilute HCl. For use in standardizing atomic absorption spectrophotometers. 500mL.

Cobalt AA Standard. 1 mL = 1 mg Co (1000 ppm Co) 100 mL (Cobalt metal in 3% Nitric Acid)

Cobalt AA Standard. 1 mL = 1 mg Co (1000 ppm Co) 500 mL (Cobalt metal in 3% Nitric Acid)

Chromium Ion AA Standard. 1000 ppm Cr ion in dilute HCl. For use in standardizing atomic absorption spectrophotometers. 100mL.

Chromium Ion AA Standard. 1000 ppm Cr ion in dilute HCl. For use in standardizing atomic absorption spectrophotometers. 500mL.

Chromium Ion AA Standard. 1000 ppm Cr ion in dilute HNO3. For use in standardizing atomic absorption spectrophotometers. 100mL.

Chromium Ion AA Standard. 1000 ppm Cr ion in dilute HNO3. For use in standardizing atomic absorption spectrophotometers. 500mL.

Chromium Ion AA Standard. 1000 ppm Cr ion in water. For use in standardizing atomic absorption spectrophotometers. 100mL.

Chromium Ion AA Standard. 1000 ppm Cr ion in water. For use in standardizing atomic absorption spectrophotometers. 500mL.

Cesium Ion AA Standard. 1000 ppm Cs ion in dilute HNO3. For use in standardizing atomic absorption spectrophotometers. 100mL.

Cesium Ion AA Standard. 1000 ppm Cs ion in dilute HNO3. For use in standardizing atomic absorption spectrophotometers. 500mL.

Copper Ion AA Standard. 1000 ppm Cu ion in dilute HNO3. For use in standardizing atomic absorption spectrophotometers. 100mL.

Copper Ion AA Standard. 1000 ppm Cu ion in dilute HNO3. For use in standardizing atomic absorption spectrophotometers. 500mL.

Dysprosium Ion AA Standard. 1000 ppm Dy ion in dilute HNO3. For use in standardizing atomic absorption spectrophotometers. 100mL.

Iron Ion AA Standard. 1000 ppm Fe ion in dilute HCl. For use in standardizing atomic absorption spectrophotometers. 100mL.

Iron Ion AA Standard. 1000 ppm Fe ion in dilute HCl. For use in standardizing atomic absorption spectrophotometers. 500mL.

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