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Specifications
| SKU | 0215745105 |
| Alternate Names | Calconcarboxylic acid; 3-Hydroxy-4-(2-hydroxy-4-sulfo-1-naphthylazo)naphthalene-2-carboxylic acid; Patton and Reeder’s reagent |
| Applications | Indicator for calcium titrations |
| Application Notes | 2-Hydroxy-1-(2-hydroxy-4-sulfo-1-naphthylazo)-3-naphthoic acid is a useful indicator for calcium titrations with EDTA in the presence of magnesium. |
| Base Catalog Number | 15745105 |
| Beilstein Registry Number | 727492 |
| CAS # | 3737-95-9 |
| EC Number | 223-117-0 |
| Hazard Statements | H315-H319-H335 |
| Melting Point | 300 °C (Lit.) |
| Molecular Formula | C21H14N2O7S |
| Molecular Weight | 438.41 |
| Pack Size | 5 g |
| Personal Protective Equipment | Dust mask, Eyeshields, Gloves |
| Safety Symbol | GHS07 |
| Solubility | Soluble in methanol (clear reddish violet solution), 50 mg plus 5 mL of 1 M NaOH; slightly soluble in water. |
| Usage Statement | Unless specified otherwise, MP Biomedical's products are for research or further manufacturing use only, not for direct human use. For more information, please contact our customer service department. |
Documents
Certificate of Analysis (COA)
![MP COA [02157451] lot ID: U1123303634](https://www.mpbio.com/static/version1789121631/frontend/Mpbio/luma/en_US/images/document.png "MP COA [02157451] lot ID: U1123303634")
Datasheet
Datasheet
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