Ricca Chemicals

Standardized and certified traceable to NIST Standard Color-coded for quick reference Accuracy ±0.01 pH at 25°C pH temperature chart, lot numbers and expiration dates on each label pH 4.0 buffer is colored red, 7.0 buffer is yellow or green and 10.0 buffer is blue. Thomas numbers 4120R54,...

Formula: I Formula Weight: 126.90 CAS Number: 7553-56-2 Synonym(s): N/A

Potassium thiocyanate is the chemical compound with the molecular formula KSCN. It is an important salt of the thiocyanate anion, one of the pseudohalides. The compound has a low melting point relative to most other inorganic salts.

Sodium Hydroxide is a strong base in terms of chemical ionization and solutions of it can be assayed using a strong acid, such as Hydrochloric Acid or Sulfuric Acid, or by using an acidimetric standard such as Potassium Hydrogen Phthalate (KHP). Tested in an ISO 17025 accredited facility.

The Ricca Chemical phosphorus standard with composition of 99.56% water and 0.44% potassium dihydrogen phosphate is suitable for use in research and laboratory. It can be stored at a temperature of 15 to 30 degree C.

LC/MS, HPLC and ACS Grade solvents available. Packaging ranging from 500mL to 55Gal and more! Custom blends and sizes available.

Formula: Mixture

Formula: H₂SO₄ Formula Weight: 98.08 CAS Number: 7664-93-9

Formula: NaOH Formula Weight: 40.00 Tested in an ISO 17025 accredited facility.

Formula: CaCO₃ in HCl

Sodium carbonate refers to a family of inorganic compounds with the formula Na2CO3?, where x can range from 0 to 10. All forms are white, odorless, water-soluble salts that yield alkaline solutions in water. Historically, it was extracted from the ashes of plants grown in sodium-rich soils.

You will be hard-pressed to find another company that offers tighter specs and a wider range of conductivity standards. Tested in an ISO 17025 Accredited Laboratory.

LC/MS, HPLC and ACS Grade solvents available. Packaging ranging from 500mL to 55Gal and more! Custom blends and sizes available.

The Ricca Chemical phosphate phosphorus standard with composition of 99.96% water and

Formula: I₂ and KI in Water

pH made Easy. Everything you need and want in a pH Buffer. NIST Traceability. Consistent, reliable performance. The tightest specification (+/- 0.01 pH unit) on all buffers. Long Expiration dates. Temperature conversion charts for all Buffers up to pH 11. Multiple sizes to fit your usage and budget...

Formula: C₆H₅AsO in NaOH and HCl Formula Weight: 163.03 Synonym(s): PAO Stabilized, 1 mL = 0.2 mg Cl2

pH made Easy. Everything you need and want in a pH Buffer. NIST Traceability. Consistent, reliable performance. The tightest specification (+/- 0.01 pH unit) on all buffers. Long Expiration dates. Temperature conversion charts for all Buffers up to pH 11. Multiple sizes to fit your usage and budget...

Formula: I Formula Weight: 126.90 CAS Number: 7553-56-2 Synonym(s): N/A

Water Hardness Indicator; 0.5% (w/v) Eriochrome Black T in 2-Methoxyethanol Formula: HOC₁₀H₆N:NC₁₀H₄(OH)(NO₂)SO₃Na

Formula: NH₂OH•HCl Formula Weight: 69.49 CAS Number: N/A Synonym(s): N/A

Formula: Potassium Cyanide in Water

You will be hard-pressed to find another company that offers tighter specs and a wider range of conductivity standards. Tested in an ISO 17025 Accredited Laboratory.

Formula: H₂O Formula Weight: 18.02 CAS Number: 7732-18-5