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1,2-NAPHTHOQUINONE-4 SULPHONIC ACID SODIUM SALT AR
(For determination of amines and amino acid)
| Article No. | Grade | Purity | CAS No. | Molecular Formula | Molecular Weight | H.S. Code | Shelf Life |
|---|---|---|---|---|---|---|---|
| SC1939 | AR | 97% | 521-24-4 | C10H5NaO5S | 260.2 | 2914.7990 | 60 Months |
Packings
| 5 g,25 g |
Physical Properties
| Physical state at 20 °C | Solid |
| Colour | Brownish yellow |
| Odour | Odorless |
| Melting point/ Freezing point [°C] | 289 °C |
| Solubility in water [% weight] | 45 g/l (20°C) |
Specifications
| Appearance | Brownish yellow powder |
| Assay | Min 97% |
| Sulphate (SO4) | Max 0.05% |
| Total nitrogen (N) | Max 0.05% |
| Loss on drying (at 105°C) | Max 1% |
| Suitability (for detection of amino acid) | Passes test |
Safety Information and Hazard Symbols
|
|
|---|---|
| Symbol | GHS07 |
| Signal Word | Warning |
| UN No. | |
| IMCO Class No. | |
| Packing Group | |
| Hazardous Statement | H315-H319-H335 |
| Precaution Statement | P261-P305 + P351 + P338 |
| Risk Statement | |
| Safety Statement | |