Skip to Content
MilliporeSigma

Skip To

1.00255

Diphenylamine-4-sulfonic acid barium salt

redox indicator

Synonym(s):

Diphenylamine-4-sulfonic acid barium salt, 4-Anilinobenzene sulfonic acid barium salt, Barium diphenylaminesulfonate

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View
Size/SKUAvailabilityPrice
5 g
Check Cart for Availability
$170.00

About This Item

Empirical Formula (Hill Notation):
C24H20BaN2O6S2
CAS Number:
Molecular Weight:
633.88
UNSPSC Code:
12352107
EC Index Number:
228-278-0
NACRES:
NA.21
MDL number:

$170.00


Check Cart for Availability

Request a Custom Order
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist


Product Name

Diphenylamine-4-sulfonic acid barium salt, redox indicator

Quality Segment

form

solid

technique(s)

titration: suitable

loss

≤5% loss on drying, 105°C

pH

5.9 (20 °C, 10 g/L in H2O, slurry)

mp

300 °C

solubility

water: soluble at 20 °C

bulk density

220 kg/m3

λmax

290-295 nm in water

storage temp.

2-30°C

SMILES string

[Ba+2].[S](=O)(=O)([O-])c3ccc(cc3)Nc4ccccc4.[S](=O)(=O)([O-])c1ccc(cc1)Nc2ccccc2

InChI

1S/2C12H11NO3S.Ba/c2*14-17(15,16)12-8-6-11(7-9-12)13-10-4-2-1-3-5-10;/h2*1-9,13H,(H,14,15,16);/q;;+2/p-2

InChI key

IVCNVXFNTKXMCA-UHFFFAOYSA-L

Analysis Note

Identity (IR-spectrum): passes test
Absorption maximum λmax. (water): 290 - 295 nm
Spec. Absorptivity A 1%/1cm (λmax; 0.001 %; water; calculated on dried substance): 600 - 700
Loss on Drying (105 °C): ≤ 5 %
Suitability as redox indicator: passes test


pictograms

Exclamation mark

signalword

Warning

Hazard Classifications

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral

Storage Class

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable



Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

It looks like we've run into a problem, but you can still download Certificates of Analysis from our Documents section.

If you need assistance, please contact Customer Support

Already Own This Product?

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

Visit the Document Library



Questions

Reviews

No rating value

Active Filters