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Chromotropic-acid-disodium-salt-acs-100-gm | ChemieR USA
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ChemieR

CH1147

Chromotropic Acid Disodium Salt ACS

CAS No
5808-22-0
Synonym(s)
1,8-Dihydroxynaphthalene-3,6-disulfonic acid disodium salt, 4,5-Dihydroxynaphthalene-2,7-disulfonic acid disodium salt
Molecular Formula:
(HO)2C10H4(SO3Na)2•2H2O
Molecular Weight:
400.29
EC Number:
204-972-9
MDL number:
MFCD00150612
PubChem CID:
2723846
Beilstein:
–
UN Number
–
Specification SDSAvailable pack size: 100g, 25kg, 2.5kgx4
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Description

Chromotropic Acid Disodium Salt ACS Grade  CAS: 5808-22-0 | M.F: (HO)2C10H4(SO3Na)2•2H2O | MW: 400.29, Buy now for Reproducible and reliable results from ChemieR Organic Reagent. All ChemieR Products are exclusively distributed by Dawn Scientific Inc.

Chromotropic acid disodium salt ACS is greyish white to brownish white colored powder. Its chemical formula is C10H10Na2O10S2. It is also known as 4,5-Dihydroxy-2,7-naphthalene disulfonic acid sodium salt. It is useful because of the red color when chromotropic acid in 75% sulfuric acid reacts with formaldehyde. It is used in laboratory for many uses.

ChemieR provides an extensive selection of high-purity salts, acids, base and high purity solvents, including alkali metals, alkaline earth compounds, perchlorates, heavy metals, rare earths, transition metals, silver and precious metals, and triflates. ChemieR specialize in inorganic chemicals, offering materials with low moisture content and minimal trace metals. ChemieR stands out with a diverse range of laboratory chemicals, from organic and inorganic reagents to solvents.

Application :

  • Chromotropic Acid Disodium Salt, ACS is used as a reagent in the determination of 2,4-Dichlorophenoxyacetic acid.
  • It is also used for testing for the presence of formaldehyde.
  • It is useful as the highest quality chemical available for laboratory use.

Benefits :

  • Meets the toughest regulatory standards for quality and purity
  • Suitable for formaldehyde determination
  • Soluble in water
Additional information
Brand

ChemieR

Size

100g, 1kg, 500g, 2.5kg x 4, 25g

CAS No

5808-22-0

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ADDITIONAL INFORMATION

Properties

Quality Level
200
Vapor Density
-
Vapor Pressure
-
Assay
≥98.0%
Form
powder
autoignition temp.
-
expl. lim.
-
technique(s)
UV/Vis spectroscopy: suitable
impurities
8-10% water
color
off-white
transmittance
-
refractive index
-
pH
-
bp
>300 °C (lit.)
mp
-
density
-
UV absorption
-
application(s)
-
SMILES string
O.O.[Na+].[Na+].Oc1cc(cc2cc(cc(O)c12)S([O-])(=O)=O)S([O-])(=O)=O
InChI
1S/C10H8O8S2.2Na.2H2O/c11-8-3-6(19(13,14)15)1-5-2-7(20(16,17)18)4-9(12)10(5)8;;;;/h1-4,11-12H,(H,13,14,15)(H,16,17,18);;;2*1H2/q;2*+1;;/p-2
InChI key
QUEAKWJKJBFNEG-UHFFFAOYSA-L
 

Safety Information

Pictograms
GHS07
Signal Word
Warning
Hazard Statements
H315 - H319 - H335
Precautionary Statements
P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
Target Organs
Respiratory system
Storage Class Code
11 - Combustible Solids
WGK
WGK 3
Flash Point(F)
-
Flash Point(C)
-
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