"Ricca Chemical"

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Potassium Chloride, 0.0100 Molar (M/100), 1412 µS/cm (1412 µmho/cm) at 25 °C, Ricca Chemical Company

Supplier: Ricca Chemical

APHA for conductance.

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Buffers, Reference standards, Acidic to Neutral, Ricca Chemical

Supplier: Ricca Chemical

Colorless pH buffer solutions are certified to ±0.01 pH at 25°C

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Water USP, Ph. Eur., JP, purified

Supplier: Ricca Chemical

Water USP, JP, Ph. Eur., purified

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Sulfuric acid 5.00 N in aqueous solution

Supplier: Ricca Chemical

Sulfuric Acid, 5.00 Normal, Cas number: 7664-93-9, 7732-18-5, Molecular Formula: H2SO4, H2O, Molecular weight: 98.07g/mol, 18.01g/mol, Appearance/Form: Colorless liquid, Size: 1L Poly natural

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Magnesium sulfate 2.25% (w/v) in aqueous solution

Supplier: Ricca Chemical

APHA for BOD.

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Sulfuric acid 2.00 N in aqueous solution

Supplier: Ricca Chemical

Sulfuric acid 2.00 N in aqueous solution

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Cobaltous Chloride CS, USP / EP Red Primary Solution, 1 ml = 59.5 mg CoCl₂.6H₂O, Ricca Chemical Company

Supplier: Ricca Chemical

Glass bottle, amber

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Electrode Storage Solutions, RICCA Chemical Company

Supplier: Ricca Chemical

For storing pH glass and combination electrodes.

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Nitrogen Standard, 1 ml = 1 mg N, 1000 ppm N as Nitrate (4427 ppm NO₃⁻), Ricca Chemical Company

Supplier: Ricca Chemical

Nitrogen-nitrate standard, 1000 ppm, Application: Environmental standards

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Potassium Chloride Conductivity Standard, 10 µS/cm at 25 °C, Ricca Chemical Company

Supplier: Ricca Chemical

Potassium Chloride Conductivity Standard, 10 uS/cm at 25 deg C, CAS Number: 7447-40-7, Molecular Formula: KCL, Molecular Weight: 74.55 g/mol, Color: Colorless, Form: Liquid, Shelf Life: 12 months, Co

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Buffers, Reference Standards, Color-Coded, Ricca Chemical Company

Supplier: Ricca Chemical

Plastic bottle

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Organic Carbon Standard, 1 ml = 1 mg C, 1000 ppm CAPHA/EPA - for Total Organic Carbon (TOC), Ricca Chemical Company

Supplier: Ricca Chemical

Potassium phthalate in water.

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Sodium chloride standard solution 1.00% (w/w) in aqueous solution

Supplier: Ricca Chemical

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Sodium hydroxide 1.00 Normal, Tightrant™ Tested in an ISO 17025 Accredited Facility

Supplier: Ricca Chemical

Sodium hydroxide 1.00 Normal, Tightrant™ Tested in an ISO 17025 Accredited Facility

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Water, Reagent Grade, distilled

Supplier: Ricca Chemical

The high purity Water feedstock for this product is manufactured by a continuous process that has been validated to produce high purity Water meeting, as a minimum, ACS Reagent Grade, ASTM Type I, and ASTM Type II specifications. This high purity Water is then further purified by an added distillation step and filled into specially cleaned containers. This product has a low microbial count but is not guaranteed to be sterile. The conductivity specification for this product is equivalent to a minimum resistivity of 0.67 megohm-cm.