Skip to Content
Merck
CN
Sign Into View Organizational & Contract Pricing

About This Item

EC Number:
200-659-6
MDL number:
MFCD00134126
UNSPSC Code:
12171500
PubChem Substance ID:
329753931
NACRES:
NA.47
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

form

liquid

Quality Level

100

composition

Bromocresol Green, 0.1%
Methyl Red, 0.02%

concentration

in methanol

density

0.839 g/mL at 25 °C

λmax

434 nm

ε (extinction coefficient)

≥10000 at 282-288 nm in methanol
≥20000 at 509-519 nm in methanol
≥7000 at 329-335 nm in methanol

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

SMILES string

CN(C)c1ccc(cc1)\N=N\c2ccccc2C(O)=O.Cc3c(Br)c(O)c(Br)cc3C4(OS(=O)(=O)c5ccccc45)c6cc(Br)c(O)c(Br)c6C

InChI

1S/C21H14Br4O5S.C15H15N3O2/c1-9-12(7-14(22)19(26)17(9)24)21(13-8-15(23)20(27)18(25)10(13)2)11-5-3-4-6-16(11)31(28,29)30-21;1-18(2)12-9-7-11(8-10-12)16-17-14-6-4-3-5-13(14)15(19)20/h3-8,26-27H,1-2H3;3-10H,1-2H3,(H,19,20)/b;17-16+

InChI key

MFUUASJGLBWWPF-ZYSYNQLUSA-N

General description

Mixed indicator solutions of bromocresol green (pk 4.9) and methyl red (pk 5) give a red color in acidic conditions and green color in basic conditions with a sharp transition through grey color at pH 5.1 as the two colors are complementary.

Application

Suitable for titration of morpholine

Signal Word

Danger

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Flam. Liq. 2 - STOT SE 1

Target Organs

Eyes,Central nervous system

Storage Class Code

3 - Flammable liquids

WGK

WGK 2

Flash Point(F)

51.8 °F - closed cup

Flash Point(C)

11.0 °C - closed cup

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
SHBS1516
STBK8057
STBK5191
STBK4266
STBK4251

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service