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…

Reagent

Application Suitable for neutralizing the DNA extract obtained with use of Sigma′s REDExtract-N-Amp™ Tissue PCR Kits. General Description This Neutralization Buffer B is intended for use with Sigma′s REDExtract-N-Amp™ Tissue PCR Kits. This buffer is used to…

The rapid determination of the nitrate content is of particular interest with fruit and vegetables to help decide whether a given delivery batch can be released for use in a specific product (e.g. baby foods). Method: reflectometric with test strips Reflectoquant® Includes: Tube…

0.01 M NO₃ - , for ion-selective electrodes Synonym(s): Potassium nitrate solution MDL Number: MFCD00011409 Density: 1.00 g/mL at 20 °C

Application The solution is used for the sensitive detection of alkaline phosphatase (AP) in blotting protocols, including: Southern blot Northern blot Western blot Colony and plaque lifts and for applications in immunohistochemistry and immunocytochemistry. Note: …

Components of Substance or Mixture Chemical Name Formula Molecular Weight CAS Number Weight% 1-Butanol CH₃CH₂CH₂CH₂OH 74.12 g/mol 71-36-3 93.64% Water H₂O 18.01 g/mol 7732-18-5 …

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