WebCresol Red 1733-12-6 Molecular Formula : C21H18O5S Molecular Weight : 382.43 Part A ... Dark green or brown red: Appearance (Form) Crystalline powder: Loss on drying: max. 5%: Absorbance (A) of 1% solution PH 9.0(Boric buffer) in a 1cm cell v/s buffer: @571-575nm: min. 50000: pH range: Cc1cc (ccc1O)/C (=C/2C=CC (=O)C (=C2)C)c3ccccc3OS (O)=O. Properties. Chemical formula. C 21 H 17 NaO 5 S. Molar mass. 382.43 g/mol. Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). N. See more Cresol red (full name: o-cresolsulfonephthalein) is a triarylmethane dye frequently used for monitoring the pH in aquaria. See more Cresol red can be used in many common molecular biology reactions in place of other loading dyes. Cresol Red does not inhibit Taq polymerase to the same degree as other common … See more • Cresol Red at OpenWetWare life scientists' wiki See more Cresol red can also be used as an electrophoretic color marker to monitor the process of agarose gel electrophoresis and polyacrylamide gel electrophoresis. In a 1% agarose gel, it runs approximately at the size of a 125 base pair (bp) DNA molecule (it … See more
Cresol Red at Thomas Scientific
WebThe spectrophotometric methods depend on the formation of chloroform-soluble ion-association complexes of cinnarizine with thymol blue (TB) and with cresol red in … WebCresol Red is used as a tracking dye in DNA, RNA (agarose) and protein (polyacrylamide) electrophoresis. In agarose, Cresol Red runs with an apparent molecular size of approx. 125 bp DNA. Cresol Red does not inhibit Taq polymerase. Soluble in water (slightly at 20°C), 50% ethanol (0.1%), dil. acids, and dil. alkalis. how to pass a hair drug test for weed
Cresol red C21H18O5S - PubChem
WebCresol red. Molecular Formula C 21 H 18 O 5 S; Average mass 382.430 Da; Monoisotopic mass 382.087494 Da; ChemSpider ID 65818 WebInformational: This chemical may require us to obtain additional information for our regulatory and chemical compliance records. If required, we will contact you for this information once your order is placed. Catalog number: … WebCresol Red, also known as o-cresol red, belongs to the phthalein and sulphonphthalein group of dyes. Cresol red changes color from orange to yellow at pH between 0.2-1.8 and yellow to violet at pH between 7.0-8.8. In alkaline solutions, cresol red is present as a hydrophilic dianion. The dianion is small and is violet in color, possessing a ... how to pass a hair drug test in 24 hours