Molecular Formula | C30H15FeN3NaO15S3(-2) |
Molar Mass | 832.47 |
Water Solubility | 30 mg/mL |
Solubility | Solubility: 30 MG/ML water; 0 · 9 MG/ML ethanol; 9 MG/ML ethylene glycol monoethyl ether. |
Appearance | Dark green to black powder |
Color | Dark green |
Exposure Limit | ACGIH: TWA 1 mg/m3NIOSH: TWA 1 mg/m3 |
PH | 9.3 (10g/l, H2O, 20℃) |
Storage Condition | room temp |
Stability | Stable. Incompatible with strong oxidizing agents. |
Sensitive | Sensitive to light |
MDL | MFCD00003886 |
Use | Used as a biological stain |
Safety Description | S22 - Do not breathe dust. S24/25 - Avoid contact with skin and eyes. |
WGK Germany | 3 |
RTECS | LJ8930000 |
TSCA | Yes |
HS Code | 32041900 |
color index | 10020 |
EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
Use | Used for dyeing silk and wool fabrics Used as biological dyeing agent Biological dyeing, complexation indicator. Naphthol green B and acid chrome blue K can form a mixed indicator-KB indicator to make its color change more sensitive, from purple to blue-green biological staining; determination of magnesium complexation indicator |