Calcium Chloride Standard, 1 ml = 1 mg CaCO₃ (0.4 mg Ca), 1000 ppm CaCO₃v (400 ppm Ca), 0.0100 M Ca2+, 0.0200 N Ca2+, Ricca Chemical Company

Supplier: Ricca Chemical

APHA and ASTM

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Orthophosphoric acid 25% (v/v) in aqueous solution (1 + 3)

Supplier: Ricca Chemical

Orthophosphoric acid ( 85%) 25% (1 + 3) (v/v) in aqueous solution (1 + 3)

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Potassium chloride saturated ∼4 M

Supplier: Ricca Chemical

Saturated Aqueous (4 Molar). For Refilling Calomel Reference Electrodes and Use as Ionic Strength Adjuster for Calcium Ion Selective Electrode. Container: Plastic.

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Sodium thiosulfate 0.100 N (N/10) in aqueous solution

Supplier: Ricca Chemical

CAS RN 10102-17-7. Formula Weight: 158.10, Solution, 0.100N. APHA. Standardized at 25[degree]C against chemicals whose certification is traceable to NIST. Packaged in a glass container. 4L.

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Sodium hydroxide 0.100 N (N/10) in aqueous solution

Supplier: Ricca Chemical

Standardized at 25°C against chemicals whose certification is traceable to NIST.

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Water ACS, Reagent Grade ASTM Type II

Supplier: Ricca Chemical

Packaged in plastic. Not suitable for applications requiring extremely low levels of organics. This product is manufactured by a continuous process that has been validated to produce high purity Water meeting, as a minimum, the specifications below at the time of packaging. Although this water is not distilled, it has a chemical purity equal to or better than double distilled water.

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Reagent for chlorine (residual) by DPD method, Potassium Permanganate 891 mg/L (1000 ppm mg/L as Cl₂), Ricca Chemical Company

Supplier: Ricca Chemical

Suitable for use in APHA 3500-Cl G as Reagent 4a2, Potassium Permanganate Stock

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2-Propanol 70% (v/v)

Supplier: Ricca Chemical

Isopropanol; isopropyl alcohol. CAS RN 67-63-0. Formula Weight: 60.09. Aqueous solution, 70% (v/v). For laboratory cleaning and disinfection purposes. Non-sterile. Not for medicinal use. Packaged in a plastic container. Subject to postal/shipping restrictions. 4L.

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Hydrochloric acid 1.00 N

Supplier: Ricca Chemical

Standardized at 25 °C against chemicals whose certification is traceable to NIST.

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Color Standard, USP / EP Yellow Primary Solution, Ferric Chloride Solution, Ricca Chemical Company

Supplier: Ricca Chemical

1 mL = 45.0 mg FeCl₃.6H₂O

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Orthoboric acid 4% (w/v) aqueous solution with bromocresol green/ methyl red indicator for Kjeldahl nitrogen analysis

Supplier: Ricca Chemical

With bromocresol green-methyl red indicator.

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Iodine monochloride solution acc. Wijs USP Test Solution (TS) for iodine absorption number of fats and oils

Supplier: Ricca Chemical

Meets AOAC standards for iodine absorption number.

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Hydrochloric acid 0.500 N (N/2)

Supplier: Ricca Chemical

Standardized at 25°C against chemicals whose certification is traceable to NIST.

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Glycerin base USP Test Solution (TS)

Supplier: Ricca Chemical

Glycerin base USP Test Solution (TS)

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Potassium Chloride, Conductivity Standard, Ricca Chemical Company

Supplier: Ricca Chemical

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Perchloric acid 0.100 N (N/10) in glacial acetic acid for non-aqueous titration

Supplier: Ricca Chemical

Perchloric Acid, 0.100 N in Glacial Acetic Acid, Cas number: 108-24-7, 7601-90-3, 7732-18-5, Molecular Formula: (CH3CO)2O, HClO4, H2O, Molecular weight: 102.08g/mol, 100.45 g/mol, 18.01g/mol, Appearance/Form: Colorless to light yellow liquid, Size: 1L

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EDTA disodium salt 0.0500 M (M/20) in aqueous solution ASTM D 2036 D titrant

Supplier: Ricca Chemical

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Starch solution R Reag. Ph. Eur. 1085103

Supplier: Ricca Chemical

Used for oxidation-reduction analysis.

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Potassium carbonate 15% (w/v)

Supplier: Ricca Chemical

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EP Reference Solutions, Yellow, Ricca Chemical Company

Supplier: Ricca Chemical

EP Reference Solution, EP Reference Solution Y₇, Glass bottle, amber

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Nitric acid 6.00 N

Supplier: Ricca Chemical

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Sodium hydroxide 40% (w/v) in aqueous solution for Kjeldahl nitrogen analysis nitrogen-free

Supplier: Ricca Chemical

Nitrogen-free, suitable for Kjeldahl nitrogen tests.

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Sodium hydroxide 1.00 N

Supplier: Ricca Chemical

Standardized at 25°C against chemicals whose certification is traceable to NIST.

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Nitrogen Standard, 1 ml = 1 mg N, 1000 ppm N as Ammonia (1216 ppm NH₃), Ricca Chemical Company

Supplier: Ricca Chemical

APHA for ammonia

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Water ASTM Type IV

Supplier: Ricca Chemical

Water, Acs Reagent Grade, Astm Type IV for Published Test Methods, Molecular formula: H2O, CAS No. 7732-18-5, Molecular weight: 18.02, Size: 20L(Cubitainer container)