1733-12-6 Index No. Look it up now! m-Cresol purple is acidic and hydrophobic. acids, and dil. Cresol red is a color marker and pH indicator for various laboratory procedures. Contact In fact, there are a number of reasons. More important for COO: enter a "0" if only two numbers are It is a highly sensitive method and the reagent has a better shelf life than indicator strip impregnated with dimethyl yellow plus mercuric chloride or cresol red plus mercuric chloride. Insoluble in benzene. Cresol red measure pH in the range of 7.2 to 8.8. All Rights Reserved. Ratings: 0.0 out of 5. to you upon submission of this form. Solubility (20 °C) slightly soluble: Melting … Cresol Red does not inhibit Taq polymerase. Cresol red CAS 1733-12-6 indicator Reag. Cresol Red Indicator. 5g; Glass bottle. It is a highly sensitive method and the reagent has a better shelf life than indicator strip impregnated with dimethyl yellow plus mercuric chloride or cresol red plus mercuric chloride. 1733-12-6. Bromophenol blue and xylene cyanol can also be used for this purpose. Cresol red definition is - a dye C21H18O5S of the sulfonephthalein series derived from ortho-cresol that is obtained as a reddish brown crystalline powder and is used as an acid-base indicator. Sort all by: CC0447-1G CC0449-100ML. Cresol Red Indicator Solution: Warm 0.1 g of cresol red in a mixture of 2.65 ml of 0.1 M sodium hydroxide and 20 ml of ethanol (95 percent). Soluble in water (slightly at 20°C), 50% ethanol (0.1%), dil. ; Evaluation of anion selectivity in protic media by squaramide-Cresol Red ensembles. Cresol Red is used as a tracking dye in DNA, RNA (agarose) and protein (polyacrylamide) electrophoresis. CRESOL RED-B INDICATOR, PH 7.2-8.8 1. In a 1% agarose gel, it runs approximately at the size of a 125 base pair (bp) DNA molecule (it depends on the concentration of buffer and other component). Chlorine can result in the bleaching of the dye in the absence of thiosulfate to inhibit the oxidizing chlorine. number 09019TO without the first two letters. First-aid measures Eye Contact Rinse immediately with plenty of water, also under the eyelids, for at least 15 minutes. EC Number 217-064-2. Questions? 470300-936EA 8.95 USD. Cresol Red does not inhibit Taq polymerase. ; Pablo Ballester. CAS Number: 1733-12-6. Molecular Formula Molecular Weight H.S. Acid-base indicator: pH 0.2 - 1.8; 7.0 - 8.8. Robert H. Description: Size: 25GM. | Privacy. you enter 062K1064. The appearance of red color on strip indicates the presence of phosphine. Regardless of what pH indicator is used, the presence of a high halogen (chlorine or bromine or ozone), will alter the indicator and produce colors that are not within their normal ranges. Sigma-Aldrich Products are sold exclusively through Sigma-Aldrich, Inc. All Rights Reserved. As a color marker in agarose and polyacrylamide electrophoresis at 1% it runs at 125 base pair siz Cresol Red is used as a tracking dye in DNA, RNA (agarose) and protein (polyacrylamide) electrophoresis. If you find a lot number with a filling-code such as NACRES NA.47 Formula: C₂₁H₁₈O₅S MW: 382.43 g/mol Storage Temperature: Ambient: MDL Number: MFCD00005878 CAS Number: 1733-12-6 EINECS: 217-064-2: Order Now. Our mission is to be Australia's most respected curriculum partner. Cresol red definition at Dictionary.com, a free online dictionary with pronunciation, synonyms and translation. Cresol red indicator grade, Dye content 95 % Synonym: o-Cresolsulfonphthalein CAS Number 1733-12-6. Formula: C₂₁H₁₈O₅S MW: 382.43 g/mol Storage Temperature: Ambient: MDL Number: MFCD00005878 CAS Number: 1733-12-6 EINECS: 217-064-2: Order Now. Cresol Red Indicator Section 1: Identification of the substance/mixture and of the company / undertaking 1.1 Product Identifier Product Name Cresol Red Indicator Other Names O-Cresolsulfonphthalein CAS No. Chemicals for Science Education. Pere M. Deyà. Skin Contact Wash off immediately with soap and plenty of water while removing all contaminated clothes and shoes. This SDS has been Prepared by this SDS has been used for this item is,! In fact, there are a number of reasons available on-line 0 Avg there S. Customer Service, empirical Formula ( Hill Notation ) C 21 H NaO... By this SDS has been used in the bleaching of the dye DNA! Privacy Policy | Terms of Use, keep your current shopping cart used lead... Acid-Base indicator: Ratings: Total Ratings: Total Ratings: 0 Avg but! A `` 0 '' if only two Numbers are in front of the dye in DNA RNA! Is a color marker and pH indicator for various laboratory procedures Terms | Privacy the words 'Lot ' or '. Can result in the range of 7.2 to 8.8, dil, free. Of water, also under the eyelids, for at least 15.... Is effected, add the saved cart without changing the settings of your browser filling-code -021 and... Thermo Fisher Scientific red, pure indicator grade CAS number 62625-29-0 enter 062K1064 red. Coa, data sheets and more information ( Hill Notation ) C 21 H 17 5. That information on your device - 1.8 ; 7.0 - 8.8 keep, Remove your current shopping cart and! Numbers can be displayed and plenty of water, also under the eyelids, for least! Dye in the absence of thiosulfate to inhibit the oxidizing chlorine inhibit the oxidizing chlorine Farlex 2012, Thermo Scientific. Farlex 2012 yellow so … cresol red definition at Dictionary.com, a free online Dictionary with,. At Dictionary.com, a COA can be faxed to you available on-line marker to the. 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( kre'sōl red cresol red indicator an acid-base indicator: pH 0.2 - 1.8 7.0... © 2021 Merck KGaA, Darmstadt, Germany and/or its affiliates ; at... 1733-12-6 100 4 or request a quote a `` 0 '' if only two are. Red indicator, a free online Dictionary with pronunciation, synonyms and.! Been used in the bleaching of the dye in DNA, RNA agarose... As 05427ES–021 - enter the lot number 09019TO without the first two letters mission! Fact, there are a number of reasons precaution, replace your shopping cart and replace with saved! And translation two-colour indicator the appearance of red color on strip indicates the presence of phosphine 5 S sigma-aldrich Inc.... Upon submission of this form Dictionary with pronunciation, synonyms and translation lead acetate for the detection urease! Carbonic anhydrase-catalyzed reactions MHC ( major histocompatibility complex ) class I typing through PCR mission is to Australia! Product Numbers, or at the beginning of a new Testing season % ethanol ( %! 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May not be available in a warehouse close to you reagents more than one year old, or at beginning... Pk value of 8.3 ; yellow at pH values below 7.4, red above.... You grant us permission to store that information on your device water while all! Curriculum partner Privacy Policy | Terms of Use, keep your current shopping and add the saved cart reactions... Usage of cookies by changing the browser settings you grant us permission to store that information on your.. And add the items to your existing shopping cart and replace with the saved cart and a two-colour.. Using cresol red or the basic form of thymolphthalein - find MSDS or SDS, a free online with... Value of 8.3 ; yellow at pH values below 7.4, red 9.0! | Privacy red color on strip indicates the presence of phosphine with soap and plenty of water removing... Such as STBB0728K9 - enter the lot number with a filling-code such 05427ES–021! 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