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Synonyms: 4-Dimethylaminoazobenzene-2'-carboxylic acid sodium salt, Acid Red 2
Methyl Red sodium salt is the sodium salt of Methyl Red. Methyl red is an indicator dye that turns red in acidic solutions. It is a pH indicator, turning red under pH 4.4, yellow over pH 6.2, and orange in between those values. It is used in microbiology in the Voges-Proskauer test to identify bacteria that produce stable acids through mixed acid fermentation of glucose. Methyl-red positive bacteria include Proteus vulgaris and Escherichia coli. Methyl-red negative bacteria include Enterobacter aerogenes and Serratia marcescens.
M 2229 (OTTO) Methyl red sodium salt Cas 845-10-3 - used for pH detection.
Personal Protective Equipment Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
Certificate Of Analysis
(For eg. B 1615-0108)
Other Documents
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129-73-7
Leuco malachite green
1320-06-5 / 14288-70-1
Oil red o
1811-28-5
Proflavin hemisulphate
117-92-0
Quinaldine red, GR
Our team of R&D Experts and Scientists have expertise in all areas of research of Lab Chemicals, Nano Technology, Life Science, Custom Synthesis, Chromatography, and many others.
DisclaimerThe above particulars do not release the customer from the obligation to carry out an inspection of goods received. Not for medical, household or any other uses, for lab use only, Please test before use.