ChemicalBook >> CAS DataBase List >>CHROMOTROPIC ACID DISODIUM SALT DIHYDRATE
CHROMOTROPIC ACID DISODIUM SALT DIHYDRATE
- CAS No.
- 5808-22-0
- Chemical Name:
- CHROMOTROPIC ACID DISODIUM SALT DIHYDRATE
- Synonyms
- CHROMOTROPIC ACID;disodiuM salt dihydrate;DISODIUM CHROMOTROPATE;CHROMOTROPIC ACID SODIUM SALT DIHYDRATE;CHROMOGENE C;Mordant Brow;MORDANT BROWN 7;Chromotropic acid di;CHROMOGEN C DIHYDRATE;Disodium chromic acid
- CBNumber:
- CB0496621
- Molecular Formula:
- C10H6Na2O8S2·2H2O
- Molecular Weight:
- 400.28
- MDL Number:
- MFCD00150612
- MOL File:
- 5808-22-0.mol
- MSDS File:
- SDS
- TDS File:
- TDS
Last updated:2026-06-30 16:04:28
| Product description | Number | Pack Size | Price |
| Chromotropic acid disodium salt dihydrate technical grade | 126225 | 100g | $186 |
| Chromotropic acid disodium salt dihydrate technical grade | 126225 | 500g | $420 |
| Chromotropic acid disodium salt dihydrate for analysis ACS,Reag. Ph Eur | 1.02498 | 25g | $313 |
| Chromotropic acid disodium salt dihydrate puriss. p.a., ACS reagent, for the detection of Ag, ClO3-, Cr, Hg, NO2-, NO32-, Ti, ≥98.0% | 27150 | 10g | $138 |
| Chromotropic acid disodium salt dihydrate puriss. p.a., ACS reagent, for the detection of Ag, ClO3-, Cr, Hg, NO2-, NO32-, Ti, ≥98.0% | 27150 | 50g | $314 |
| More product size | |||
| Melting point | >300 °C(lit.) |
|---|---|
| bulk density | 780kg/m3 |
| storage temp. | Store below +30°C. |
| solubility | 170g/l |
| form | Powder |
| Colour Index | 57030 |
| color | off-white |
| PH | 3.6 (10g/l, H2O, 20℃) |
| Water Solubility | Soluble in water. |
| Merck | 14,2241 |
| BRN | 3647189 |
| Stability | Stable. Incompatible with strong oxidizers, strong acids, acid chlorides, acid anhydrides. Light sensitive. |
| InChI | InChI=1S/C10H8O8S2.Na.H2O.H/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);;1H2; |
| InChIKey | VMMMUWCNLBLZFD-UHFFFAOYSA-N |
| SMILES | OC1C=C(S(O)(=O)=O)C=C2C=C(S(O)(=O)=O)C=C(O)C=12.[NaH].O |
| CAS DataBase Reference | 5808-22-0(CAS DataBase Reference) |
| FDA UNII | Z441AY339V |
| UNSPSC Code | 12352107 |
| NACRES | NA.22 |
SAFETY
Risk and Safety Statements
| Symbol(GHS) |  GHS07 |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Signal word | Warning | |||||||||
| Hazard statements | H315-H319-H335 | |||||||||
| Precautionary statements | P261-P264-P271-P280-P302+P352-P305+P351+P338 | |||||||||
| target organs | Respiratory system | |||||||||
| PPE | dust mask type N95 (US), Eyeshields, Gloves | |||||||||
| Hazard Codes | Xi | |||||||||
| Risk Statements | 36/37/38 | |||||||||
| Safety Statements | 26-36-37/39 | |||||||||
| WGK Germany | 3 | |||||||||
| TSCA | Yes | |||||||||
| HS Code | 29089990 | |||||||||
| Storage Class | 11 - Combustible Solids | |||||||||
| Hazard Classifications | Eye Irrit. 2 Skin Irrit. 2 STOT SE 3 |
|||||||||
| NFPA 704 |
|
CHROMOTROPIC ACID DISODIUM SALT DIHYDRATE price More Price(78)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| Sigma-Aldrich | 126225 | Chromotropic acid disodium salt dihydrate technical grade | 5808-22-0 | 100g | $186 | 2026-04-30 | Buy |
| Sigma-Aldrich | 126225 | Chromotropic acid disodium salt dihydrate technical grade | 5808-22-0 | 500g | $420 | 2026-04-30 | Buy |
| Sigma-Aldrich | 1.02498 | Chromotropic acid disodium salt dihydrate for analysis ACS,Reag. Ph Eur | 5808-22-0 | 25g | $313 | 2026-04-30 | Buy |
| Sigma-Aldrich | 27150 | Chromotropic acid disodium salt dihydrate puriss. p.a., ACS reagent, for the detection of Ag, ClO3-, Cr, Hg, NO2-, NO32-, Ti, ≥98.0% | 5808-22-0 | 10g | $138 | 2023-06-20 | Buy |
| Sigma-Aldrich | 27150 | Chromotropic acid disodium salt dihydrate puriss. p.a., ACS reagent, for the detection of Ag, ClO3-, Cr, Hg, NO2-, NO32-, Ti, ≥98.0% | 5808-22-0 | 50g | $314 | 2023-06-20 | Buy |
CHROMOTROPIC ACID DISODIUM SALT DIHYDRATE Chemical Properties,Uses,Production
Chemical Properties
white or gray to tan powder
Uses
4,5-Dihydroxynaphthalene-2,7-disulfonic acid disodium salt dihydrate, is used to improve the visualization of trichothecenes on developed TLC plates. It serves as an intermediate in the production of dyes, pigments, chelating reagents, sulfonic and sulfinic acids.
Uses
Chromotropic acid disodium salt dihydrate may be employed as a chromogenic reagent for the quantification of dipyrone in various pharmaceutical preparations.
General Description
Chromotropic acid disodium salt dihydrate is a tan colored sodium salt.
Purification Methods
Recrystallise it from H2O or H2O by adding EtOH. It complexes with Ag, ClO3-, Cr, Hg, NO2 , -NO3 and Ti. [Beilstein 11 H 72, 11 I 307, 11 II 174, 11 III 174, 11 IV 576.]
CHROMOTROPIC ACID DISODIUM SALT DIHYDRATE Preparation Products And Raw materials
Raw materials
Preparation Products
Global( 336)Suppliers
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| Hebei Chuanghai Biotechnology Co,.LTD | +86-86-13131129325 | sales1@chuanghaibio.com | China | 5216 | 58 |
| career henan chemical co | +86-0371-86658258 | sales@coreychem.com | China | 29766 | 58 |
| SHANDONG ZHI SHANG CHEMICAL CO.LTD | 0531-68652808 18953170293 | sales@sdzschem.com | China | 2921 | 58 |
| Shaanxi Dideu Medichem Co. Ltd | +86-29-87569266 +86-17392581500 | 1015@dideu.com | China | 3861 | 58 |
| Hefei TNJ Chemical Industry Co.,Ltd. | +86-0551-65418671 +86-189 4982 3763 | sales@tnjchem.com | China | 34526 | 58 |
| Chemsigma International Co., Ltd. | +86-2558742998 +86-19951791336 | info@chemsigma.com | China | 1824 | 58 |
| BOC Sciences | 16314854226; +8616314854226 | inquiry@bocsci.com | United States | 19852 | 58 |
| Dayang Chem (Hangzhou) Co.,Ltd. | +86-0571-88938639 17705817739 | info@dycnchem.com | China | 52693 | 58 |
| CD Chemical Group Limited | +86-13651442114 | info@codchem.com | China | 17253 | 58 |
| changzhou huayang technology co., ltd | +8615250961469 | 2571773637@qq.com | China | 9628 | 58 |
Related Questions
Ask a questionQ:How to use chromotropic acid disodium salt dihydrate as indicator?Charlie - Jun 30,2026
A:Add 5.0 g chromotropic acid disodium salt dihydrate in 100 mL water. Between pH 3.1 to 4.4, it shows light blue fluorescene.
View Lastest Price from CHROMOTROPIC ACID DISODIUM SALT DIHYDRATE manufacturers
| Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
|---|---|---|---|---|---|---|---|---|
 |
2026-07-22 | Chromotropic acid disodium salt dihydrate
5808-22-0
|
1kg | 99% | 20MT | Watson Biotechnology Co.,Ltd | ||
 |
2026-06-30 | CHROMOTROPIC ACID DISODIUM SALT DIHYDRATE
5808-22-0
|
1kg | 99% | 10000KGS | Shaanxi Dideu New Materials Co. Ltd | ||
 |
2026-05-28 | CHROMOTROPIC ACID DISODIUM SALT DIHYDRATE
5808-22-0
|
$4.60 | 1KG | 95% | 5000kg | Hebei Chuanghai Biotechnology Co,.LTD |
-
- Chromotropic acid disodium salt dihydrate
5808-22-0
- 99%
- Watson Biotechnology Co.,Ltd
-
- CHROMOTROPIC ACID DISODIUM SALT DIHYDRATE
5808-22-0
- $0.00
- 99%
- Shaanxi Dideu New Materials Co. Ltd
-
- CHROMOTROPIC ACID DISODIUM SALT DIHYDRATE
5808-22-0
- $4.60
- 95%
- Hebei Chuanghai Biotechnology Co,.LTD
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Chromotropic acid disodium salt dihydrate - ACS reagent
Chromotropic acid disodium salt dihydrate technical grade
CHROMOTROPIC ACID DISODIUM SALT 2H2O
Sodium 4,5-dihydroxynaphthalene-2,7-disulfonate dihydrate
2,7-Naphthalenedisulfonicacid, 4,5-dihydroxy-, sodium salt, hydrate (1:2:2)
MORDANT BROWN 7
MORDANT BROWN 7 DIHYDRATE
LABOTEST-BB LT01147788
DISODIUM CHROMOTROPATE
DISODIUM CHROMOTROPATE DIHYDRATE
CHROMOGEN C DIHYDRATE
CHROMOGENE C
CHROMOTROPIC ACID DISODIUM DIHYDRATE
CHROMOTROPIC ACID, DISODIUM SALT
CHROMOTROPIC ACID DISODIUM SALT DIHYDRATE
CHROMOTROPIC ACID SODIUM SALT DIHYDRATE
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Chromotropic acid disodium salt hydrate
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4,5-Dihydroxynaphthalene-2,7-disulfonic acid,disodium salt dihydrate,99%
4,5-Dihydroxynaphthalene-2,7-disulfonic acid,disodium salt dihydrate,98%
Chromotropic acid dihydrate disodium salt
Mordant Brow
Chromotropic acid, disodium salt dihydrate, reagent grade, ACS
CHROMOTROPIC ACID, Na, REAG
Chromotropic acid di
4,5-Dihydroxynaphthalene-2,7-disulfonic acid, disodiuM salt dihydrate, for analysis ACS 10GR
