Calmagite Indicator AR
Indicator for the titration of calcium plus magnesium with EDTA
1-(1-Hydroxy-4-methyl-2-phenylazo)-2-naphthol-4-sulfonic acid; 3-Hydroxy-4-(2-hydroxy-5-methylphenylazo)naphthalene-1-sulfonic acid
Product Code. |
00667 |
Grade |
|
Purity |
CAS No. |
3147-14-6 | |
Molecular Formula |
C17H14N2O5S |
Molecular Weight |
358.37 |
H.S.Code |
2927.00900 |
Shelf Life |
60 Months |
Physical Properties
| Physical state at 20 °C |
Solid |
Colour |
Brownish black powder |
Odour |
Phenolic odor |
| Melting point/ Freezing point [°C] |
330 °C |
Solubility in water [% weight] |
Soluble in water |
Packaging
Specification
| Appearance | Brownish black crystalline powder |
| Suitability (as indicator) | Passes test |
Safety Information and Hazard Symbols
Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H315-H319-H335
Precaution Statement: P261-P305 + P351 + P338