Certified Conductivity Standard Solution with Certificate of Conformity and Traceability reporting exact conductivity value with related expanded uncertainty (k=2). Guaranteed shelf-life thanks to premium aluminium packaging.

If you have ever questioned the result of an analytical test, you'll immediately appreciate the value of using standard solutions. These solutions contain a defined concentration of analyte, allowing you to quickly verify that instrument operation, reagent performance, and variations in operator…

Concentration: 10% v/v Composition: Ethyl Alcohol 74.86%, Nitric Acid 12.09%, Water 5.18%, Isopropyl Alcohol 4.14%, Methyl Alcohol 3.74% Boiling Point: Approximately 64°C Density: 0.87 Melting Point: Color: Colorless to light yellow liquid Physical State: Liquid Flash Point: 23.5°C …

Synonym(s): BIS Empirical Formula: C₇H₁₀N₂O₂ Linear Formula: (CH₂=CHCONH)₂CH₂ Formula Weight: 154.17 MDL Number: MFCD00008625 Storage: 2-8°C Beilstein Registry Number: 1706297

Concentration: 3% v/v Ethanol Composition: Ethyl Alcohol 85.51%, Isopropyl Alcohol 4.73%, Methyl Alcohol 4.27%, Nitric Acid 3.84%, Water 1.65% Boiling Point: Approximately 76°C Density: 0.8 Melting Point: Color: Colorless to light yellow liquid Physical State: Liquid Flash Point:…

Concentration: 18% w/w in Methanol Composition: Methyl Alcohol 82%, Nitric Acid 12.60%, Water 5.40% Boiling Point: Approximately 64°C Density: 0.9 Melting Point: Color: Colorless to light yellow liquid Physical State: Liquid Flash Point: 16°C pH Range: Solubility Information:…

Synonyms: p -Nitrophenol solution Formula: C₆H₅NO₃ Formula Weight: 139.11 CAS No.: 100-02-7 Storage Temperature: 2-8°C

Concentration: 10% v/v Ethanol Composition: Methyl Alcohol 82.49%, Nitric Acid 12.26%, Water 5.25% Boiling Point: Approximately 64°C Density: 0.9 Melting Point: Color: Colorless to light yellow liquid Physical State: Liquid Flash Point: 16°C pH Range: Solubility Information:…

Concentration: 10% v/v Composition: Ethyl Alcohol 74.86%, Nitric Acid 12.09%, Water 5.18%, Isopropyl Alcohol 4.14%, Methyl Alcohol 3.74% Boiling Point: Approximately 76°C Density: 0.87 Melting Point: Color: Colorless to light yellow liquid Physical State: Liquid Flash Point: 23.5°C …

HNO₃ CAS#: 7697-37-2 F.W.: 63.01

Application: Broadly used in molecular biology and cell culture as a selection agent for prokaryotic cells that have been transformed using the selectable marker gene (neo). Recommended for use in cell culture applications at 5 ml/L. Other Notes: Formulated to contain 10 mg/ml neomycin in 0.9%…

Concentration: 2% v/v Ethanolic Composition: Ethyl Alcohol 87.14%, Isopropyl Alcohol 4.82%, Methyl Alcohol-4.35%, Nitric Acid 2.58%, Water 1.11% Boiling Point: Approximately 76°C Density: 0.8 Melting Point: Color: Colorless to light yellow liquid Physical State: Liquid Flash Point:…

Multi-purpose nitric acid solution (1:1)

Reagent

Synonyms: BCIP ® /NBT; NBT-X-phosphate Storage Temperature: 2-8°C Physical form: solution of 18.8 mg/ml nitro-blue tetrazolium chloride; 9.4 mg/ml 5-bromo-4-chloro-3-indoly lphosphate toluidine salt in 67% DMSO Other Notes: Chromogenic phosphatase substrate producing a blue-colored…

Storage: -20C UNSPSC Code: 12352200 General description: This Neutralization Buffer B is intended for use with Sigma's REDExtract-N-Amp(TM) Tissue PCR Kits. This buffer is used to neutralize the DNA extract and be combined with the REDExtract-N-Amp PCR Reaction Mix and PCR primers to amplify…

For sample treatment in nitrate determination by ion selective electrode.

Storage: 2-8C UNSPSC Code: 12352204 General description: The reaction product has a blue color and is insoluble in water. The blue color can be visually seen.Formulas: NBT: C40H30Cl2N10O6, BCIP: C8H6NO4BrClP x C7H9NEvaluation: visually Application: . The solution is used for the…

Synonym(s): Neutral Red solution; 3-Amino-7-dimethylamino-2-methylphenazine hydrochloride; Toluylene red Formula: C₁₅H₁₇ClN₄ Formula Weight: 288.78 CAS No.: 553-24-2 Application: Can be used as a vital stain, to stain living cells. Storage: 2-8°C

0.01 M NO₂ - , for ion-selective electrodes Synonym(s): Sodium nitrite solution Empirical Formula: NNaO₂ Formula Weight: 69.00 Linear Formula: NaNO₂ MDL Number: MFCD00011118 Storage: 2-8°C